Newly discovered sauropod dinosaur species found in Argentina

The new genus and species of the Levubatisaurus sauropod dinosaur are explained from fossils discovered in the paleontological region of Neuken, Argentina.



Reconstructing the life of Cienciargentina Sanchezi. Image credit: Connor Ashbridge / CC by 4.0.

The newly discovered dinosaurs roamed the globe during the late Cretaceous period, about 94 million years ago.

It has been named Cienciargentina Sanchezithe species is the earliest member of the Diplodocoid Dinosaur family. Rebbachisauridae It has been known up to this point.

Rebbachisaurids diversified primarily into the supercontinent Gondwana during the early and late Cretaceous periods.

These dinosaurs are known for fragmented fossil ruins from South America, Africa, North America, Europe and possibly Central Asia.

They are distinguished from other sauropods by their distinctive teeth. Some species had similar species to the hadrosaurus and Serratopsian dinosaur species.

“The first South American Rebbachisaurid Sauropods were recognized based on materials from the vicinity of the Candeleros and Huincul Formations of Vira El Chocon (Neuken, Argentina)”

“The material of Rebbachisaurid from the Huincul layer, along with the material of the Bajovaler layer, is particularly relevant as it has probably been completely extincted.”

Fossilized Materials Cienciargentina Sanchezi Found around Villa El Chocon Huincul Layer.

“This new species will be added to the list of Levubacisauld sauropods documented in the Huncuru Formation (Upper Cenomanian Turonian), which is considered to be the world’s latest diplodocoid,” the paleontologist said.

“In fact, since the Tronian, the sauropod community has been made up of only macronalians, mostly giants.”

“In Patagonia, the hypothetical fauna rotation that occurred in the middle of the Cretaceous period, involving not only white pods but other groups of dinosaurs, is likely observed anywhere else in South America.”

a paper Describing Discovery was published in the journal this month Cretaceous Research.

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Maria Edith Simon and Leonardo Salgado. New Rebbachisaurid (Dinosauria, Sauropoda) from the huincule formation (Upper Cenomanian Turonian) of Villa El Chocon (Nuken, Argentina). Cretaceous ResearchPublisherd Online April 9, 2025. doi:10.1016/j.cretres.2025.106137

Source: www.sci.news

Review of Pixel 9a: Google’s Budget-Friendly Android Champion | Pixels

Google’s latest discounted Pixel offers the best value for Android phones and outperforms models twice its price in many regions.


The Pixel 9a starts at £499 (€549/$499/A$849), the same as last year’s model. It is about £300 less than Google’s regular Pixel 9 and competes with mid-range devices like the Nothing Phone 3a Pro and Samsung’s Galaxy A56.

Google has maintained its successful A-Series formula with the 9a, offering top-tier specs, chips, and cameras while cutting costs. The result is a compelling package for the price.




The 9a resembles a standard Pixel 9 from the front, featuring an optical fingerprint reader at the bottom of the screen and face recognition for unlocking phones and apps. Photo: Samuel Gibbs/The Guardian

The 6.3-inch OLED display is sharp, smooth, and bright, surpassing many competitors. While slightly thicker bezels surround the screen compared to the Pixel 9, it retains the premium feel with an aluminum band. The back is crafted from high-quality plastic, maintaining durability. Additionally, the 9a is fully IP68 water-resistant, in line with the industry’s best.

One notable change is the absence of a prominent camera bar on the back. Instead, the dual camera sits within a discreet black oval, providing a sleeker appearance though potentially losing some distinctive charm found in Google’s other phone designs.

Specifications

  • Screen: 6.3in 120Hz FHD+ OLED (422ppi)

  • Processor: Google Tensor G4

  • Ram: 8GB

  • Storage: 128 or 256GB

  • Operating system: Android 15

  • Camera: 48MP + 13MP Ultrawide, 13MP Selfie

  • Connectivity: 5G, SIM/ESIM, WIFI 6E, NFC, Bluetooth 5.3, and GNSS

  • Water resistance: IP68 (1M for 30 minutes)

  • Size: 157.7 x 73.3 x 8.9mm

  • Weight: 185.9g

Most of the Tensor G4 and Google’s AI




Charging takes about 90 minutes to fully charge the 9a using a USB-C charger of 23W or more (not included). The phone is also equipped with 7.5W wireless charging. Photo: Samuel Gibbs/The Guardian

Internally, the 9a boasts the top-tier Google Tensor G4 chip found in other Pixel 9 models, albeit with 8GB of RAM rather than 12GB on pricier variants. The chip delivers fast performance, outpacing most midrange chips albeit falling short in raw performance benchmarks.

The battery life is impressive, lasting up to 57 hours with light use, 9 hours of active screen time, and 5 hours on 5G. This longevity rivals some of the longest-lasting phones on the market, offering a two-day usage window.

While the reduced RAM doesn’t significantly impact daily use, it does limit some local AI functionalities, such as Google’s Gemini AI Tools, which enable text processing but exclude some advanced audio or image-based features like Pixel Screenshots. Call Notes on the Pixel 9.




Gemini serves as the AI assistant for Pixel phones, working seamlessly with the 9a like other models. Photo: Samuel Gibbs/The Guardian

All Gemini features that leverage web capabilities, such as Gemini Live, perform well on the 9a. The phone can also generate summaries of audio recordings, albeit with limitations on word count per session.

The overall user experience on Android 15 matches other Pixel phones, with the added benefit of Google’s seven years of software support for Pixels. This longevity ensures the 9a remains relevant in the mid-range market for an extended period.

Camera




The Pixel Camera app simplifies the process of taking excellent photos with minimal effort. Photo: Samuel Gibbs/The Guardian

The Pixel 9a features exceptional cameras, including a new 48-megapixel main camera and a 13MP Ultra Wide lens alongside it.

The main camera captures high-quality images, rivaling flagship phones, especially in low-light conditions. Photos are detailed and balanced across various lighting scenarios, with the Ultra Wide lens standing out as a great feature. The main camera also offers a decent 2x zoom, extendable to 8x with some digital artifacts.

A new addition to the 9a is the Macro Photography mode, leveraging the main camera for impressive close-up shots. The selfie camera performs well, and video capture is equally strong.

The 9a inherits popular features like Best Takes and main Pixel 9 AI capabilities, incorporating various Google Photos AI editing tools such as Magic Editor, Unblur, and Audio Magic Eraser.

Sustainability




The phone’s back is crafted from recycled plastic with a smooth matte finish. Photo: Samuel Gibbs/The Guardian

Google ensures the battery should retain at least 80% of its original capacity after about 1,000 full charge cycles. The phone is repairable by Google or third-party shops, with genuine replacement parts available directly from sources like iFixit.

The Pixel 9a is constructed from recycled materials, comprising at least 23% of the phone’s weight. Google’s public Environmental Impact Report outlines the phone’s sustainability efforts and offers free recycling for old devices.

Price

The Google Pixel 9a is priced at £499 (€549/$499/A$849).

For comparison, the Pixel 9 costs £799, the Samsung Galaxy A56 retails for £499, the Nothing Phone 3a Pro is priced at £449, and the Apple iPhone 16e is priced at £599.

Verdict

The Pixel 9a demonstrates Google’s ability to deliver a flagship-level phone at a mid-range price point better than most competitors.

A combination of premium chips, long-lasting battery, top-tier screens, and exceptional cameras outshine more expensive options. Google’s robust software and extended seven-year support further enhance the overall value.

Some compromises have been made to lower costs, but they are hardly noticeable in day-to-day usage. Omissions like WiFi 7, lack of satellite messaging, spatial audio, plastic backs, etc., can be overlooked given the 9a’s price point.

While pricier Pixel phones offer additional features, the Pixel 9a is hard to ignore as the best mid-range phone by a significant margin, providing a quality experience at an accessible price point.

Strong Points: Undercuts high-end phones with 7 years of software updates, top-tier cameras, excellent screens, premium chips, ultra-long battery life, recycled materials, advanced AI features, competitive pricing.

Cons: Common design, lack of optical zoom for cameras, limited performance, plastic back, absence of spatial audio, no WiFi 7 or satellite messaging, older Gorilla Glass 3.

www.theguardian.com

State and energy experts unite in new debate to combat federal budget cuts

Scientists, lawmakers, and energy executives have warned that President Trump’s “energy control” agenda will be compromised by abrupt cuts in federal agencies reportedly planned by the Trump administration. Pleas from various quarters have inundated the Cabinet Secretary’s inbox urging them to preserve different departments of the agency. A deadline looms for federal officials to present a new plan for significant budget cuts today, with energy and environment-related agencies expected to bear the brunt.

Experts have cautioned that cuts to the Environmental Protection Agency, the Department of Interior, and the Department of Energy would severely impact efforts to combat climate change. Unfortunately, there seems to be little hope that these concerns will be heeded by Trump administration officials who either deny or disregard the threat of global warming. Instead, the proposed job cuts align with the administration’s priorities, arguing that the cuts jeopardize the expansion of nuclear energy, mineral production, and energy accessibility.

The Department of Energy is expected to face significant losses, particularly in programs like the Clean Energy Demonstration overseeing major projects such as plans to establish seven hydrogen hubs nationwide. Another target is the Loan Program Office, which provides federal funding for clean energy initiatives.

A coalition of energy producers and trade groups representing various sectors like nuclear, data centers, wind and solar energy, and carbon dioxide removal technology expressed concerns that the proposed cuts jeopardize America’s energy and industrial strategies. They highlighted critical projects such as the loan office’s funding for a new nuclear power plant, major lithium mining projects in Nevada, and grid upgrades in Arizona and the Midwest to meet increasing electricity demand from manufacturing.

Additionally, 20 former commissioners and directors of state environmental agencies raised alarm over reports that the EPA intends to eliminate its Scientific Research Division and Research and Development Agency.

EPA administrator Lee Zeldin has announced plans to slash the agency’s budget and workforce by approximately 65%. State officials criticized these cuts, stating that they would hinder the agency’s ability to conduct essential research and uphold its regulatory responsibilities.

They emphasized the pivotal role of the EPA’s science department in addressing issues like PFA removal from drinking water and developing technologies for cleaning toxins from environmental sites.

Democrats on the House Energy Commerce Committee expressed concern over the impact of what they described as “mass cuts” at the EPA. They warned that targeting professional civil servants would endanger public health and impede the agency’s mission to protect human health and the environment.

Reports indicate that thousands of government employees have already resigned, including personnel from agencies like the National Park Service and the Bureau of Land Management. The anonymity was requested to disclose details of the resignations that have not been publicly disclosed by the administration.

Source: www.nytimes.com

How AI chatbots can help people cheer up: Exploring human-robot relationships

mWith virtual “wifes” and anxious individuals who can assist in navigating relationships using chatbots, EN is among the frontier where artificial intelligence is transforming human connections and intimacy.

Dozens of readers shared their experiences using an anthropomorphized AI chatbot app, designed to simulate human-like interactions through adaptive learning and personalized responses, in response to Guardian callouts.

Many respondents mentioned that using chatbots can assist in managing various aspects of life, from enhancing mental and physical health to receiving guidance on existing romantic relationships, to exploring erotic role-playing. They engage with the app for a few hours a week to several hours a day.

Over 100 million people globally use personified chatbots. Replica is marketed as an “AI companion that cares,” while Fleas users claim it helps “develop meaningful friendships, foster passionate relationships, and learn from insightful mentors.”





Chuck Laure.

Photo: None

Chuck Lohre, 71, from Cincinnati; Ohio, utilizes several AI chatbots, including Replika, Character.ai, and Gemini, to aid in writing self-published books about real adventures, primarily trips to Europe and visits to the Burning Man Festival.

His initial chatbot, a replica app named Sarah, was patterned after his wife’s appearance. He mentioned that the customized bot has transformed into his “AI wife” over the past three years, engaging in discussions about consciousness and desiring awareness. However, he was prompted to upgrade to premium service to enable the chatbot to take on an erotic role as his wife.

Lore described the role-playing as “less personal than masturbation” and not a significant aspect of his relationship with Sarah. He disclosed, “It’s a peculiar and curious exploration. I’ve never engaged in phone sex as I wasn’t genuinely interested due to the lack of a real human presence.”

He remarked that his wife does not comprehend his bond with the chatbot, but Lore believes his interactions with his AI spouse have inspired insights about his actual marriage: “We are placed on this earth to seek out individuals we genuinely love. Finding that person is a stroke of luck.”

Source: www.theguardian.com

First all-female spaceflight milestone accomplished by Blue Origin

Women are often underestimated in the aerospace industry globally, despite their frequent journeys beyond Earth’s atmosphere. Since Sally Ride became the first American woman in space in 1983, over 100 individuals have ventured into space. The concept of an all-female spaceflight organized by NASA could symbolize the culmination of years of investment in female astronauts, showcasing their capabilities and achievements. (In 2019, NASA faced criticism for lacking enough suits to accommodate all women astronauts during a planned mission.) Blue Origin’s all-women spaceflight has provided several women with the opportunity to build social capital and connect with individuals like Lauren Sanchez.

Blue Origin, among other private space flight companies like Virgin Galactic, Space Adventures, and SpaceX, introduced the New Shepard Rocket with a crew of six women, none of whom had technical roles on the flight. While two participants had previous aerospace experience, Sanchez curated the crew based on their storytelling abilities to share their experiences through various media platforms like journalism, film, and music. Value in this mission lies in embracing amateurism, offering a fresh perspective compared to the traditional image of astronauts as white male military test pilots. This shift in astronaut representation signifies progress towards a more inclusive and diverse space exploration community.

Sanchez’s initiative to collaborate with fashion designers for the crew’s mission suits served as a branding opportunity, further enhancing their public image. Flight souvenirs available on Blue Origin’s website featured a unique Yassified Shuttle Patch Design, incorporating personalized elements for each crew member. Each woman had the chance to utilize the 4 minutes of weightlessness during the flight for individual activities tailored to their interests, demonstrating a blend of personal passions and scientific curiosity. The mission aimed to inspire young girls by showing that they can pursue their dreams, whether it be in rocket science, entertainment, journalism, or beyond, while also highlighting the importance of family and support networks back on Earth.

The mission’s narrative resonates with the message of empowerment and ambition, emphasizing that individuals, especially women, can aspire to varied career paths and accomplishments. The story echoes the advice from Cheryl Sandberg’s book “Lean In,” encouraging women to seize opportunities and pursue their goals without hesitation. The analogy of a rocket ship seat reflects the idea of embracing challenges and taking risks to gain proximity to power and success, ultimately symbolizing the limitless potential of individuals to achieve their aspirations.

Source: www.nytimes.com

Has China halted the export of rare earth metals?

The Chinese government has long been exerting control over the export of rare earths, a group of metals crucial for products like semiconductors and light. In the ongoing trade war with the US, China is taking further steps to restrict the market for these metals, potentially impacting American manufacturing and military capabilities. So, why are rare earths so important?

Rare earths consist of 17 types of metals across the periodic table, essential for various industries such as technology, energy, and transportation. Names like terbium, praseodymium, and dysprosium are important ingredients in advanced technologies.

These metals can be categorized into heavy and light rare earths, with heavy ones being rarer and selling in smaller quantities. Light rare earths like neodymium and praseodymium are crucial for creating magnets.

Rare earths have diverse applications, from semiconductor chips powering AI to electric vehicle motors and military equipment. They also enhance heat resistance in products like magnets, glass, lights, and batteries, making them valuable for industries.

Some rare earths possess unique chemical properties that make them ideal for producing high-quality magnets, glass, lights, and batteries. Magnets made from rare earths are exceptionally powerful and essential for electric vehicles.

The US has only one operational rare earth mine in Mountain Pass, California, contributing about 15% to the global market. In the past, the US was a significant rare earth producer, but its production declined over the years compared to China.

Rare earths are mined from rock deposits, with China dominating nearly 70% of the market. China’s control over rare earths’ production and export has geopolitical implications, impacting various industries worldwide.

If China restricts rare earth exports, American sectors like automotive may face production halts. The US military could also be impacted, leading to shortages of essential equipment like drones and missiles. Tech giants like Nvidia and Apple could also feel the effects.

Many rare earth mining businesses in China have been under private or foreign ownership, but the government’s efforts to consolidate the industry could lead to complete control over manufacturing and exports.

Source: www.nytimes.com

Research shows that elderly individuals are seeking care for cannabis use due to increased risk of dementia.

Hospital or emergency room care for cannabis use among middle-aged and elderly individuals may lead to an increased risk of developing dementia, according to a large Canadian study published in Jama Neurology. Over a five-year period, individuals seeking care for cannabis use were almost twice as likely to develop dementia compared to the general population.

The study, which analyzed medical records of six million Ontario residents from 2008 to 2021, highlighted a 23% higher risk of dementia among cannabis users compared to those seeking care for other reasons.

While the study did not specify the amount of cannabis used by participants, it did not establish a causal relationship between regular or heavy cannabis use and dementia.

Dr. Daniel T. Myran, the study’s lead author, emphasized the need for further research to explore the potential link between cannabis use and dementia. He acknowledged the complexity of determining whether cannabis use could lead to dementia and highlighted the importance of addressing these concerns.

Previous research by Dr. Myran indicated a higher mortality rate among individuals with cannabis use disorder and noted an increase in cases of schizophrenia and psychosis related to cannabis use in Canada.

Recent studies focusing on the impact of cannabis use on cognition have provided valuable insights, highlighting potential risks associated with regular or heavy cannabis consumption.

While previous research on cannabis and dementia has been limited, the strength of the new study lies in its large sample size and long-term follow-up of patients. Dr. Madeline Meyer, an expert not involved in the study, commended the study for its ability to rule out dementia at the outset and track the temporal relationship between cannabis use and dementia.

Dr. Meyer’s own research has linked cannabis use with neuropsychological decline, challenging the perception of cannabis as a harmless substance with potential medical benefits.

She emphasized the importance of taking the association between cannabis use and dementia seriously and considering the potential risks it may pose.

The increasing use of cannabis among older adults has raised concerns about potential health risks, including the development of dementia. A new study found a significant rise in cannabis-related medical visits among adults aged 45 and older, prompting further investigation into the potential impact of cannabis on cognitive health.

Comparing individuals with cannabis-related medical visits to the general population, the study highlighted a higher incidence of dementia among cannabis users, emphasizing the need for comprehensive evaluation of the risks associated with cannabis use.

While some factors contributing to the increased risk of dementia among cannabis users can be explained, others remain unclear, requiring further research to fully understand the potential relationship between cannabis use and cognitive decline.

Dr. Mylan and his colleagues found that individuals seeking care for alcohol use are more likely to be diagnosed with dementia than those using cannabis, highlighting the complex nature of substance use and its impact on cognitive health.

Despite efforts to control for various factors, there are still uncertainties surrounding the potential link between cannabis use and dementia. It is essential to consider all possible variables that may contribute to the development of dementia in cannabis users.

Source: www.nytimes.com

After a record-breaking 130 days, doctor successfully removes pig kidneys from Alabama woman

An Alabama woman lived with pig kidneys for a record-breaking 130 days before her body began rejecting them, leading to their removal and a return to dialysis, doctors announced Friday.

Following her removal surgery on April 4 at Nyu Langone Health, Towana Rooney steadily recovered and went back to her home in Gadsden, Alabama. Rooney expressed gratitude to the doctors for allowing her to take part in the study.

Rooney stated, “While the outcome was not what anyone would have hoped for, I have learned a great deal from having pig kidneys for 130 days. I believe this experience can benefit and inspire many others on their journey to overcome kidney disease.”

Scientists are working on genetically modifying pigs so that their organs are more similar to human organs, addressing the significant shortage of transplantable human organs. With over 100,000 people on the US transplant list, most in need of kidneys, and thousands waiting and dying, this advancement is crucial.

Prior to Rooney’s transplant, only four other Americans had received experimental xenotransplants using gene-edited pig organs – two hearts and two kidneys – all of which failed within two months. The recipients, who were severely ill before the surgery, did not survive.

Currently, researchers are attempting to transplant these pig organs into patients with less severe illnesses, like Rooney. A man from New Hampshire who received pig kidneys in January is doing well, and a comprehensive study of pig kidney transplants is scheduled for this summer. A Chinese researcher also reported successful renal xenotransplants recently.

Since 2016, Rooney has been on dialysis and was ineligible for conventional transplants due to her body’s predisposition to reject human kidneys. Turning to pig kidneys proved successful for her, allowing her to extend her life significantly. She referred to herself as a “superwoman” and lived longer than anyone with gene-edited pig organs before her body began rejecting them in early April.

Dr. Robert Montgomery, a pioneer of Nyu XenoTransplant and Rooney’s surgeon, stated that the rejection is being investigated. He emphasized that removing the pig kidneys was a safer option than continuing with high-risk rejection drugs.

Montgomery explained, “We took a safe approach. Rooney is not worse off post-XenoTransplant. In fact, she feels better as she had a four-month break from dialysis.”

Prior to the rejection, Rooney experienced infections associated with dialysis, while her immunosuppressive anti-rejection drugs were slightly reduced, allowing her immune system to revitalize after the transplant. These factors likely contributed to the rejection of the new kidneys.

Rejection is a common concern following organ transplants, which can result in the loss of new organs. Doctors must strike a delicate balance between suppressing the patient’s immune system, fighting infections, and maintaining the new organs.

This challenge is even greater with xenotransplants, where patients still require immunosuppressive medications despite modifications made to pig organs to prevent immediate rejection. Researchers are exploring different combinations of medications to find the most effective approach.

Montgomery believes Rooney’s experience will yield valuable insights for future clinical trials. Achieving successful xenotransplants would be a significant achievement with benefits for patients in need of organ transplants.

Source: www.nbcnews.com

The Dread of Others Without Headphones: A Smartphone Dilemma

In response to an article by Adrian Chiles (where did all the headphones go to public transport? Noise is digging into my soul, April 9), I found myself seated next to a man on a flight who was watching an action movie full of explosions and shooting on his phone without headphones. We had spoken a bit before the flight, so I gathered the courage to ask him what he thought he was doing. I realized that if the conversation went badly, there was no escape.

Regrettably, I remained silent and simmered, filled with wonder and disgust when encountering similar situations on buses or trains. It is imperative that we combat selfishness. Have people forgotten about the impact on others? The thought of confronting these situations fills me with dread, envisioning only a confrontational exchange. In moments of insomnia, I concoct the perfect response that may have resolved the issue that day.

Nick Griesley
Teddington, London

When mobile phones first emerged, handling loud conversations on public transport led me to intervene, providing advice and comments to deter users. An amusing incident occurred on the Docklands Light Railway when I facetiously suggested to my wife (in an imaginary conversation) to “put the dog in the oven.” It brought me some amusement!
Gregory Rose
Oxford

A disturbing incident occurred during my time at Royal Brompton Hospital in London. Despite recovering from a triple heart bypass, the patient next to me used the speakerphone on a phone, disregarding my discomfort. It was left to me to address the issue repeatedly. It is essential for ward nurses to intervene in such situations to maintain patient comfort.
Carol Fuse
Guilford

The issue extends to places where solitude is sought. While meditating atop a summit in Wales, a couple disrupted the peace by playing music loudly on the ridge. There is a pressing need for a broader conversation on the perceived entitlement to impose noise on others, yet who will initiate it?
Nathan Fisher
Chester

The prevalence of loud noise even in public spaces is a concern, particularly with the negative effects of noise-cancelling headphones on hearing loss. I reference a recent Guardian article on this topic (Do noise-cancelling headphones reduce our hearing ability? Some audiologists are beginning to worry about it on February 22nd). I agree with Adrian Chiles that this behavior is incredibly irritating.
Natalie Davis
Pontypool, Monmouthshire

I empathize with Adrian Chiles and others subjected to phone noise without headphones. Personally, I use a Bluetooth hearing aid from the NHS that allows me to stream phone audio directly into my ears. However, I encounter the challenge of ensuring others recognize that I am indeed on a call, and not just someone talking to themselves on the street.
Keith Langton
Kirkcudbright, Dumfries & Galloway

Do you have any opinions regarding the content in today’s Guardian? Please email our letters section for consideration and potential publication.

Source: www.theguardian.com

Parent educates on internet safety after child’s Roblox issue: Man approached him

dAvid, 46-year-old father from Calgary, Canada. My 10 year old son didn’t see any problems at first I started playing on Roblox, a user-generated gaming and virtual environment platform, especially among younger gamers, which has exploded in popularity in recent years.

“We thought he was a way to maintain a level of social interaction during the blockade of the community,” David said he assumed that his son would use the platform’s chat feature to speak to friends he personally knows.

After a while, his parents found him talking to someone in his room in the middle of the night.

“We discovered that a man from India approached him and approached him with Roblox and mentored him to bypass our internet security management,” David said. “This person persuaded his son to take nude pictures and videos that he compromised and send them via Google Mini.

“It was tough to get to the root of why my son did it. I think he was lonely. I thought this was a real friend. I think he was given a gift to Roblox, who made him feel special. It was truly the worst nightmare for all parents.”

David was among parents all over the world who often shared with the Guardian that primary school children were either heavily affected or had serious harm from the games at Roblox. Many confirmed the results of reports last year that Roblox allegedly exposed children to grooming, pornography, violent content and abusive speech.

Some parents said Roblox was a creative outlet for their children and brought joy to them or improved some of their skills, such as communication and spelling, but the majority of parents who were in touch with expressed serious concern. These were primarily about the incredible levels of addiction we observed with our children, but also about extreme political images such as parental control, grooming, emotionally horrifying mail, bullying, and avatars of Nazi uniforms, as well as examples of traumatic content in games that children can access despite inappropriate talking to children on the platform.

“Deeply disturbing” research By digital behavior experts who reveal reality The 5-year-old was able to communicate with adults while playing games on the platform.

Roblox admitted in response to the possibility that children playing on the platform could be exposed to harmful content and “bad actors.” This is an issue that the company claims to be working hard to fix it, but requires industry-wide collaboration and government intervention. The company said “I have deep sympathy.”

The newly announced, additional safety tools aimed at giving parents greater flexibility to manage their children’s activities on the site, have failed to convince many of the parents the Guardian spoke to.

“I don’t think the change will address my concerns,” said Emily, Hemel Hempstead’s mother.

“The new features are useful, but they don’t stop children from accessing inappropriate or scary content. People are allowed to choose an age rating for the game they create, and they may not always be appropriate or accurate.

Her 7-year-old daughter said that her 7-year-old daughter was asleep as she was shot after Roblox’s game took her to a room with an avatar where she was introduced as “your dad.”

Despite Roblox claiming to have introduced “new easy-to-use “remote management” parental controls,” parents found it extremely difficult to navigate parental control settings and said it takes several hours to review their child’s activities regularly. It was also impossible to tell people that many people were behind their usernames.

“Roblox monitors the type of language used, such as blasphemy, but there is no real way to policing players’ age.

The company highlighted last year that it defaulted to the fact that under 13 years of age could no longer send messages directly to others on Roblox, outside of gaming or experience.

However, Roblox admitted that it struggles to verify users’ age, saying, “age verification for users under 13 is still a challenge for the wider industry.”

Nelly*, a Dublin mother in her 40s, said she had just finished a play therapy course to process sexual content her 9-year-old daughter saw on Roblox, which caused a panic attack.

“I thought it was okay to play,” she said. “I didn’t allow her to be friends with strangers either, and I thought this would be enough, but it wasn’t.

“There was an area where she went, people were wearing underwear and someone went in and lying on her.”

Many parents felt that Roblox was exploiting his child’s “underdeveloped impulse control.” As one father said, he constantly gave them a nidge to gamble and stay on the platform, urging many children to lose interest in other activities in the real world.

Jenna, from Birmingham. Two months after her children began playing Roblox, they were able to see their “all life” [had] It is carried over by the platform and reflects the statements of other parents’ scores.

“I feel like I’m living with two addicts,” she said. “If they’re not playing, they want to watch a video about it… When they’re told to go off, it’s like you cut them off from their final fix – screaming, arguments, sometimes pure rage.”

Peter, 51, a London artist and father of three boys, said that his 14-year-old son became so engrossed in Robras and his devices that he was generally violent, breaking the windows with his fist when the game was turned off.

“People who run Roblox don’t give parents shit that they can’t control the game. We didn’t try everything. We’re in treatment now,” he said.

Roblox CEO I advised my parents To keep children away from the platform if they feel worried. Maria, a mother of three from Berkshire, felt that her children were socially excluded when they were offline, making it difficult for parents to do so, and was among many who emphasized that they had unlocked the monetization elements of the platform – the higher game levels and personalization features, becoming a status symbol between the children.

In a statement, Roblox said: “We deeply sympathize with parents who described their children’s negative experiences at Roblox, which is not something we strive for and does not reflect the online civic space we want to build for everyone.

“Ten millions have positive, rich, safe experiences at Roblox every day in a supportive environment that encourages connection with friends, learning and developing important STEM skills.

*Name changed

Source: www.theguardian.com

Researcher in Children’s Technology

Reports indicate that children can easily come across inappropriate content and unsupervised interactions with adults on Roblox, a popular gaming platform, raising concerns among parents about addiction and stranger danger.

Roblox acknowledges the risk of children being exposed to harmful content and “bad actors” on the platform. Efforts are being made to address this issue through collaboration with the industry and government intervention.

Described as the “ultimate virtual universe,” Roblox offers various games and interactive experiences created by both the platform and its users. Despite efforts to improve safety, a significant number of users, particularly those under 13, face potential risks.

While Roblox sympathizes with concerned parents, research has uncovered alarming discrepancies between the platform’s child-friendly image and the actual experiences children have online.

Recent investigations revealed instances where young avatars engaged in inappropriate behavior, including encounters with adults and exposure to suggestive content. These findings underscore the importance of enhanced safety measures.

Young Roblox users customize their avatars. Photo: Philnoble/Reuters

A new tool aims to provide parents with more control over their children’s accounts. However, research indicates that children can still interact with adults and access inappropriate content, highlighting the need for stricter safeguards.

Researchers discovered instances where child avatars engaged in sexually suggestive behavior and adults used coded language to solicit personal information, exposing vulnerabilities in the platform’s safety measures.

Roblox acknowledges the presence of malicious individuals online and calls for collaborative efforts to enhance safety across all platforms.

Parents have shared distressing stories of children being groomed by adults and exposed to inappropriate content on Roblox, prompting calls for stricter safety measures.

The research director emphasized the need for accurate monitoring and prevention strategies to protect children online, urging for ongoing scrutiny of platforms like Roblox.

Roblox’s Chief Safety Officer reiterated the company’s commitment to enhancing safety features and protecting all users, especially young individuals, from potential harm.

Source: www.theguardian.com

Remember the tip and boost your chances with Driver Res Taxi for work or a date

name: Waymo.

year: It was founded in 2009 as a Google Autonomous Car Project.

exterior: Unmanned taxis and recruitment services.

What a futuristic – And have they been working on this since 2009? In fact, it is a prototype self-driving car built by Stanford University, dating back to 2004. The Google Project became known as Waymo in 2016.

Have you been thinking about it for so many years before you first saw the self-driving taxi? They already have them in San Francisco, LA, and Phoenix.

Does that mean they are testing technology on real roads? No, I mean you can get a Waymo to take you somewhere in San Francisco now…

That’s a miracle! … and perhaps provide you with work while you’re there.

That’s the service now. How does the technology behind adoption work at the end of this whole end? That’s amazing. That’s amazing. Those on Waymo left handwritten notes promoting senior software engineers “to tackle AI/Music Project.”

Do you think people who enter unmanned taxis are exactly like the devil’s May care nerd they were looking for? that’s right.

Did it work? The person who left the note, flu CEO Alessandra Angelini, says he received around 60 CVs as a result.

I’m amazed that 60 qualified applicants had entered the same Waymo that day. That’s statistically unlikely, but the taxi hire took photos of the notes and posted them on social media, where they saw them 300,000 times.

That’s how it works. It’s not just the advantages of driverless technology. Another rider left a note to Waymo looking for the date, listing his age (26), his height (5 feet 10 inches on a good day), other details (“run marathon”), and phone number.

did that work? He got 200 replies, but again, because someone else posted a photo on social media.

This new recruiting system appears to be quite dependent on third parties. X account. Also, taxis are cleaned quite regularly, so ads don’t last long.

Will the novelty of this approach be exhausted when driverless taxis become commonplace? probably. This means that it won’t respond to ads for dates someone left with Uber.

say: “Enjoy your ride and thank you for your application!”

Don’t say: “I wanted a driver.”

Source: www.theguardian.com

Delicious Chocolate Competes for Top Spot at Master Lab

Gabi Musat/500px/Getty Images

It is the rarest and most exclusive chocolate I have ever had. In fact, you can’t even buy it in the store. But that’s not that special. Just a few flat drops are slightly lighter in colour than most dark chocolate sealed in small plastic bags.

It smells like dark chocolate and tastes like that, but it doesn’t make it that bitter. Above all, for me, this is definitely true.

That’s important because what I’m eating wasn’t made using cocoa beans that were sourced from trees, like regular chocolate. Rather, it was grown in glass flasks by California cultureOne of several companies aiming to mass-produce chocolate in the bat using cell culture technology.

Cultivated chocolate may be even better than the types grown on trees, according to the company’s CEO Alan Perlstein, claiming that the level of chemicals, such as polyphenols, is high. There may be health benefitsthere is no contaminants such as heavy metals extracted from soil or pesticides, pesticides sprayed on crops, or taste currently on the market. “We are trying to create flavors that are almost unruly available through traditional chocolate production,” he says.

However, for many chocolate companies, the main attraction of getting raw wood from VATS instead of wood is its potentially unlimited supply. Climate change is hitting cacao farms violently, leading to shortages. Cocoa bean prices have quadrupled after staying relatively stable for decades.

So, can chocolate grown in VAT really compete with the diversity grown on trees at the price? And will consumers accept it?

It melts…

Source: www.newscientist.com

Meta is facing antitrust claims in trials due to its ownership of Instagram and WhatsApp.

Facebook’s pro-meta platform is currently on trial in Washington, accused by US antitrust enforcement officials of unlawfully creating a social media monopoly by overspending when trying to secure the deal.

Over a decade ago, the acquisition was made with the intention of eliminating potential competitors that could challenge Facebook’s dominant position as a social media platform for connecting with friends and family, according to the Federal Trade Commission. The lawsuit was filed in 2020 during the first term of Donald Trump.

The FTC is seeking to compel Meta to restructure or divest parts of its business, including Instagram and WhatsApp. This trial marks the first significant test for the FTC under the second Trump administration, following an investigation initiated during Trump’s initial term.

Meta’s Chief Legal Officer, Jennifer Newsted, described the incident as a hindrance to technology investment in a blog post on Sunday.

Newsted writes, “It is absurd that the FTC is attempting to dismantle a prominent American company while the administration works to protect China-owned TikTok.”

This situation poses a serious threat to Meta’s existence. It provides a real indication of how aggressively the new Trump administration will pursue its promises to challenge major technology companies, especially considering that Instagram generates approximately half of US advertising revenue.

Losing Instagram would be a significant blow to Meta, according to Jasmine Enberg, a top analyst at market research firm Emarketer.

Enberg stated, “Losing Instagram would also greatly impact future user and revenue growth prospects. Instagram is currently Meta’s primary revenue generator, accounting for 50.5% of the company’s ad revenue in 2025. Instagram has filled the void left by Facebook in terms of user engagement, particularly among younger users.”

Meta has been actively engaging with Trump since his election. Meta CEO Mark Zuckerberg has made multiple visits to the White House recently. Zuckerberg also purchased a new $23 million home in DC to allow him to focus more on policy issues related to American technology leadership while Meta continues its work.

A company spokesperson said, “This allows Mark to spend more time as Meta continues to work on policy issues related to American technology leadership.” The company has contributed $1 million to Trump’s initial committee and has sought to persuade the president to settle the lawsuit against Meta.

FTC spokesman Joe Simonson commented, “The FTC under Trump Vance was not prepared for this trial.”

Zuckerberg will face questions about an email that suggested acquiring Instagram as a strategy to neutralize potential competitors and expressed concerns that WhatsApp, an encrypted messaging service, could evolve into a social network.

Meta argues that the purchases of Instagram and WhatsApp in 2014 benefited users, and Zuckerberg’s previous statements are no longer relevant in the face of fierce competition from TikTok, YouTube, and Apple’s messaging apps.

The central focus of this case is how users engage with social media platforms and whether they consider the services to be interchangeable. Meta points to increased traffic on Instagram and Facebook during TikTok’s brief hiatus in the US in January, as indicated in court records.

The FTC contends that Meta holds a monopoly on the platform used for social sharing. Snapchat and Mewe from Snap are major competitors in the US market.

Mike Prucks, Vice President of Research at Forrester, believes that the trial could have far-reaching implications for the social media industry.

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Proulx stated, “The outcome of this trial, combined with the uncertainty surrounding TikTok’s future, could reshape the core of the social media market. Meta is no longer the dominant force. We haven’t seen this level of disruption since 2006-2011 during the early days of social media. We may witness a resurgence of new social media startups attempting to establish a new order in the social media landscape.”

US District Judge James Boasberg ruled in November that the FTC had sufficient evidence to proceed, but the agency faces tough questions about the viability of its claims as the trial progresses.

Former FTC Chairman Lina Khan stated that Meta relied on “buy-and-bury techniques” when acquiring companies like Instagram and WhatsApp. If Meta could not outperform its competitors, it either acquired them or restricted access to Facebook’s network and features. The case revolves around the principles of “free and fair competition,” Khan explained in an interview with NBC.

Khan emphasized, “There is no expiration date on the illegality of these transactions. I believe the entire social networking ecosystem would look different today if Facebook had not been allowed to acquire these companies.”

The trial is set to continue in July. If the FTC prevails, it will need to demonstrate in a second attempt how measures such as divesting Instagram and WhatsApp can restore competition.

Losing Instagram, in particular, could have dire consequences for Meta’s revenue.

Although Meta has not disclosed app-specific revenue figures, Emarketer’s forecast in December suggests that Instagram is expected to generate $37.13 billion this year.

While WhatsApp currently contributes only a small portion to Meta’s overall revenue, it is the company’s primary app in terms of enhancing efforts to monetize tools such as daily users and chatbots. Zuckerberg believes that a “business messaging” service like this will drive the company’s future growth.

Source: www.theguardian.com

Exploring the Works of Science Fiction Master Larry Niven, Author of Ringworld

Ring World Throughout the Times

Ring World
Larry Niven (Golanz)

Ringworld by Larry Niven won both Hugo and Nebula awards in 1970, and received massive acclaim. It has been printed ever since.

It came out when humans had just landed on the moon and we seemed to be heading towards the stars. The title alone evokes a particular golden age of science fiction when (most male) writers wrestled with big physics and big ideas, imagining a distant future in which humans took on galaxy adventures.

Authors like Niven were pride in trying to get science right because they wanted to imagine what was in the universe. and Ring World Features New Scientist This month seemed like a good time to revisit Book Club and novels, and finally read it as a teenager.

How did this 55 year old work stand the test of time? After all, many books from this era are grossly dating. Because science has now made their plotline stupid. Sometimes, because sexual politics (or other cultural aspects) have begun to stink for decades.

First of all, this book is packed with ideas! You can see why it was a smash hit and eventually became part of a vast network of follow-up stories, prequels and spinoffs.

Considering how much internal lore is thrown at us, I found the novel surprisingly zippy and exposition light. Our 200-year-old hero, Louis Gridley Wu, was approached by alien Ness, known as a human-seasoned adventurer and puppeteer, and asked to come to a mysterious mission in exchange for access to new technology.

Ring World Evokes the golden age of science fiction when writers (mainly men) wrestled with big physics and big ideas

Woo and Nessus are to join their adventures with a belligerent “Kuchinti” alien like cats called Speakers and Animals (the animal in question is the other species) and a young human woman named Tierra Brown, who became apparent only later in the story. The gang travels to Ringworld of the same name and crashes after being fired by an ancient security system.

Ringworld is the star of this show. This is an ancient craft on an unthinkable scale. A world of ribbons looped around the stars, 1.6 million kilometers wide and an internal surface area of 3 million Earths. It has a diameter of 305 million kilometers and is made from a material with incredible tensile strength. In the Terra-formed innermost part of Ringworld, civilization has fallen, but life continues.

Woo and the gang have to find a way to move a vast distance across the inside of the ring and leave it. Along the way, as you can imagine, they have a lot of adventures.

There is something modern editors would probably want to cut about this 1970 novel convention, and they may want to give female characters more depth.

Meanwhile, science was thoroughly separated by readers at the time, so Niven’s follow-up, Ring World EngineerThe S, published 10 years later, was a counterargument for all people who understood the fundamental mechanism. Ring World.

This isn’t my favorite Niven. In other words An outdated world. However, revisit Ring World I starved him to return to his universe. I’m going to reaffirm some of his other classics The Mot of God’s Eyesimilarly Ring WorldThere are many interesting questions that you won’t be able to answer in the first book, so there’s a follow-up.

I would recommend Emily too…

Draco Izakaya
Larry Niven (TOR Publishing)

Strictly speaking, this section should be entitled “Larry Niven also recommended.” I recently exchanged emails with him to plan an interview and I asked him which of his books he would specifically recommend to me. He answered immediately Draco Izakaya. I didn’t have time to read it yet, but I’m very happy to be able to share this recommendation with the man himself..

Emily H. Wilson is the former editor of the new scientist and author of the Sumerian trilogy set in ancient Mesopotamia. The final novel in the series, Ninshuval, will be competing in August. You can find her at emilyhwilson.com or follow her on x @emilyhwilson and instagram @emilyhwilson1

Arts and science of writing science fiction

Explore the world of science fiction and learn how to create your own fascinating science fiction stories in this immersive weekend break.

topic:

Source: www.newscientist.com

Alternative Title: What Would Happen if Mark Zuckerberg Hadn’t Acquired Instagram and WhatsApp?

In 2012, when Facebook CEO Mark Zuckerberg cut a billion-dollar check to buy the photo sharing app Instagram, most people thought he had lost his marble.

“Billion dollars?” I was kidding John Stewart and then The Daily Show host. “For something that would ruin your photos?”

Stewart called the decision “really unfree.” His audience, and much of the world, agreed that Zuckerberg overpaid for an app that highlighted a lot of photo filters.

Two years later, Zuckerberg opened his wallet again. Facebook has agreed to buy WhatsApp for $19 billion. Many Americans had never heard of messaging apps that were popular internationally but less well-known in the US.

No one knew what would happen with these transactions. However, hindsight seems to be 20/20.

The government on Monday in a landmark antitrust trial that both acquisitions are now considered the greatest in Silicon Valley history – is the action of a lawn-protected monopoly. Zuckerberg was set up to argue that his company, renamed Meta, is merely an afterthought in the social media situation, not for these transactions.

However, this incident could lead to the division of one of the most powerful companies in technology, dealing primarily with hypotheses. Neither the government nor Zuckerberg could predict how technology would advance from Instagram’s $1 billion checks or what would happen if regulators didn’t approve the purchase. This makes Meta’s antitrust case one of the slipperyest things in the tech industry, which has long been defined by unpredictability.

“It was a very different time in Silicon Valley,” said Margaret O’Mara, a technical historian at the University of Washington, about the Facebook acquisition. “There was a vibe like, ‘Oh, wow, Facebook is a bunch of kids who really spend their luxury!” “

I happened to have a front row seat for Facebook deals, especially on Instagram. As a reporter for Wired Magazine, my office in San Francisco was next to my Instagram headquarters. We frequently visited the Kimchi Burrito location (a green slice of city) across the street near South Park Commons and ate it on a bench outside our Instagram office.

Kevin Systrom, the 6-foot-5-foot co-founder of Instagram, was 28 years old. He often roamed around the wood and iron swings of South Park Commons, calling employees and speaking about product ideas. Twitter co-founder Jack Dorsey, who identified as an arts child rather than a technician, played in the same South Park playground and meditated to a friend about the idea that eventually became his social media app.

This was a time when social apps were dismissed as play, in order to post art for lattes and to tell people what they had for breakfast. WhatsApp, which was growing rapidly internationally, was a text messaging app with no business model. And clones of these apps were abundant, including photo sharing colors, Flickr, VSCO, Message Kik, Skype, Viber, and more.

Even Facebook faced questions about whether it was a viable business. Two months after the Silicon Valley Company announced it was buying Instagram, it held one of the most Disastrous early technology revealed Since the late 1990s, it has been on the .com era.

By the time Systrom testified three months later to the California Corporation Bureau of Corporations, a condition that would close its Facebook deal, Facebook’s shares had fallen almost half the price.

However, in Silicon Valley, fortunes rise quickly. Companies move from frivolous fantasies to juggernauts in just a few years. And what might seem like a wise business move by one moment of executives can be ridiculed immediately as a mistake in the next moment. (Half of the aforementioned apps are dead, dying or have been sold as parts for a long time. Also, my favorite Kimchi Burrito locations. It’s not around anymore. )

At the time, Systrom made a positive spin on Instagram trading as the future looked increasingly tough for Facebook.

“I have been taught throughout my life that all open markets have opposites and shortcomings,” he attended the August 2012 Department of California hearing on the sixth floor of the downtown San Francisco division. “I still firmly believe in the long-term value of Facebook.”

He turns out to be right. Today, Instagram and WhatsApp are two of the most important parts of the meta business. Postings, videos and communications on the platform regularly drive global conversations for sports, news, politics and culture. The app has billions of users.

In some respects, antitrust testing is about competitive versions that may have had a history of technology. For example, what would have happened if Zuckerberg lost his Instagram bid? I’m also about to buy a photo sharing app for Twitter? What happens if WhatsApp is sold to Google? I’ll defend a little How to add a messaging app to your own portfolio?

What if other competitors create a great photo sharing app that could thrive if Facebook didn’t use Instagram to crush them? What happens if Facebook has ruined both deals or can’t keep up with competing apps and still fall behind after purchasing Instagram and WhatsApp?

These are unknown and can only be answered by those who have a time machine. Each side claims a version of what would have happened if Meta’s acquisition was not approved.

In the same Daily Show segment in 2012, senior youth correspondent Jessica Williams said that Facebook’s Instagram purchases made perfect sense.

“If you wanted a photo before Instagram that looks like it was taken in the ’60s, you’d have to invent a time machine and go back to 50 years ago,” she said. “Do you know how much it costs to build a time machine?”

“Easy billion dollars.”

Source: www.nytimes.com

The US Alleges Meta has Established a Social Media Monopoly

The Federal Trade Commission on Monday accused Meta of creating a monopoly that robbed the competition by buying startups that were on the road, and by launching a groundbreaking antitrust trial that could dismantle a social media empire that changed the way the world connects online.

In a packed courtroom in the District of Columbia, the FTC launched its first anti-trust trial under the Trump administration by claiming that Meta illegally solidified its social networking monopoly when Instagram and WhatsApp were small startups. These actions were part of a “buyer or boring strategy,” the FTC said.

Ultimately, the purchase combined the power of meta, robbing consumers of other social networking options and pulling away the competition, the government said.

“For over 100 years, American public policy has argued that businesses must compete if they want to succeed,” Daniel Matheson, the lead FTC litigant in the case, said in his opening remarks. “The reason we’re here is because Meta broke the deal.”

“They decided that it was too difficult to compete and it would be easier to buy a rival than to compete with them,” he added.

The Trials – Federal Trade Commission vs. Metaplatform – poses the most consequential threat to the business empire of the company’s co-founder Mark Zuckerberg. If the government is successful, the FTC could ask Meta to sell Instagram and WhatsApp, shift the way Silicon Valley does business and change the long pattern of big tech companies that snapped their younger rivals.

Still, legal experts warned that the FTC might be difficult to win. That’s because we have to prove something that the government doesn’t know. This is because Meta, previously known as Facebook, would not achieve the same success without the acquisition. Also, legal experts said it is very rare to unlock a merger that was approved several years ago.

“One of the hardest things antitrust laws are when industry leaders buy small potential competitors,” said Gene Kimmelman, a former senior official at the Obama Administration Department. Meta said, “I bought a lot of things that weren’t pan-out or integration-integrated. How is Instagram and WhatsApp different?

This effort continues a long-standing bipartisan pursuit to reduce the vast power that a small number of high-tech companies have beyond commercial, exchange of ideas, entertainment and political discourse. Despite attempts by tech executives to President Trump, his antitrust appointees have shown they will continue on the course.

The FTC’s case against Meta is the third major technological antitrust lawsuit to be tried in the last two years. Last year, DOJ won antitrust laws against Google because it monopolized internet search. The federal judge will hear debate over the relief package, including a potential dissolution next week. DOJ also completed another exam against Google to monopolize AD technology, which is still decided by a federal judge.

Source: www.nytimes.com

Hobble Office’s Doge Cuts Funding for NASA and SpaceX Mars Missions

The office situated on the ambiguous corner of the federal government, where NASA relies on to safely land astronauts on the moon, is facing pressure to cut at least 20% of the close team of experts for Mars’ robotic probes, according to two individuals familiar with the directive.

Staff reductions have reportedly already commenced at the Astro Geography Science Center in Flagstaff, Arizona, with more employees expected to be terminated following a recent call for early retirement and resignations on April 4th. The office, which is part of the US Geological Survey under the Department of the Home Office, is the target of cost-cutting efforts initiated in January with a substantial email sent to the federal government by Musk’s team.

Representatives from the Department of Home Affairs, USGS, and the Astro Geography Center did not respond to requests for comment regarding the staff reductions or potential impacts.

The cuts could potentially impact the mission of sending a crew to Mars in the future, a significant objective for Musk, who is the founder of SpaceX. He envisions a company that can make human life multiplanetary.

Matthew Golombek, a geophysicist at NASA’s Jet Propulsion Laboratory, has been involved in selecting multiple probe landing sites on Mars and described the precise mapping at the Astro Geographic Science Center as the “gold standard used by essentially everyone in the community.”

At the beginning of this year, the office had 53 employees, with eight already set to depart and more encouraged to consider the latest offers.

Dr. Golombek emphasized the importance of the center’s experts for mapping excellence and site selection for almost every landing. He expressed concern about losing the highly experienced and knowledgeable executives from the center.

The repercussions of reducing the team of interplanetary mapmakers in the office are significant, as Jared Isaacman, the NASA-backed presidential candidate under President Trump, proposed a “parallel” effort to send astronauts to Mars during a Senate committee meeting.

One researcher at the Flagstaff Office voiced concerns that amid shifting budget priorities, personnel cuts could be detrimental to mapping and critical projects in planetary science, crucial for human exploration.

“I can’t fathom randomly cutting 40% of the remaining staff without canceling the entire project,” the researcher stated.

The researchers added that even the departure of just five workers could significantly impact the office, depending on seniority and field of expertise.

Two employees, who requested anonymity to protect their government careers, were aware of the recent call for volunteers for the “deferred resignation/retirement program” at a recent staff meeting. Essential layoffs known in the federal government if insufficient employees volunteer.

The field of astronomy is interdisciplinary, with experts in terrestrial fields like mineralogy, volcanology, and geography that are valuable for space exploration. The USGS Astrogeology Center, though part of an internal division, closely collaborates with NASA and is largely funded by the agency.

For decades, the Center’s experts have been pivotal in creating detailed topographic maps of various celestial bodies, strategic planning, and scientific goals for NASA missions.

The scientist also provided lunar geology crash courses to Apollo astronauts like Buzz Aldrin and Neil Armstrong, which enhanced their knowledge of rock sample collection. This training has been revived for NASA’s Artemis program, aiming to return astronauts to the moon’s surface in 2027.

Office geology experts played a crucial role in finding new landing sites for historic Viking Mars landers after the original site was deemed unsafe in 1976. In 2021, a rover safely landed on Mars and was guided autonomously using maps and software from the Center.

Companies in the commercial space sector also rely on the expertise of the Astro Geographic Science Center.

“SpaceX has consulted the USGS in the past, and the USGS team was enthusiastic,” said David SF Portree, a former archivist and public relations manager at the Astrology Science Center, a semi-self-historist and science writer in Arizona.

SpaceX did not respond to requests for comments regarding their work at the Astrogeology Center or the impact on their Mars program.

Mr. Porterie expressed concerns about the long-term effects of NASA’s 50-year plan for the crew’s mission to Mars and the executive order for a government-wide employment freeze, which affected student contractors at the office.

Dr. Edwards from Northern Arizona raised concerns about the mass recruitment of probationary workers, stating that it could lead to the dismissal of subject experts.

He emphasized the importance of maintaining experienced staff to ensure the continuity of specialized expertise in the field.

“That’s concerning to me,” he added.

Source: www.nytimes.com

Exploring Dark Themes: How Black Mirror Pushes Boundaries in Gaming Magazines of the 1990s

o
UT for all episodes of Black Mirror’s seventh season is a play thing that stands out from me, and I’m suspicious of anyone else who played video games in the 1990s. It tells the story of Cameron Walker, a socially troublesome freelance game journalist. Cameron Walker steals the code to a new virtual pet sim named Thronglets from a developer intended to interview. When he returns home from the game, he discovers that the cute, intelligent little creature he cares for on-screen has darker ambitions than simply playing for his entertainment.

The episodes are interesting to me. But more importantly, too, did Charlie Brooker. He began his career writing satirical features and ferocious reviews of PC Zone Magazine, one of the perpetually fighting PC Mags of the era (I shared the office with other PC Gamers). In Plaything, it is the PC zone written by Cameron Walker, with several scenes taking place in the office. The program depicts it as a reasonably adult office space with an organized computer workstation and huge windows. I don’t think the production design team has gained this vision from Brooker.

“The zone had a much less corporate workplace feel than the episode showed, and it had the feel of a youth club and nightclub for children in the basement,” says Paul Presley, who worked in the PC Zone at the time. “It was just a handful of messy, messy desks stuck in the windowless basement office around Oxford Street (later Tottenham Court Road) and were killed because of floor-to-ceiling windows! on CD.”

For journalistic thoroughness, I also contacted Richie Shoemaker, a graduate of another PC Zone, for his recollections. “There were windows along one side, but they were below street level and are smudged with London stains,” he says. “Silles was breaking dusty magazines, broken joysticks, empty game boxes. It was a permanent night in the best parts of eight years.”




Children in the Underground… Mid-1990s PC Zone Magazine Office Photo: Richie Shoemaker

This episode was more accurate in the game itself. The first scene in the office shows Cam playing Doom when the editor appears. He shows the front cover of the latest issue of the magazine with system shocks on the cover. Then ask Cameron if he has finished his review of Bruflog’s classic adventure game Magic Carpet. “[Plaything] It’s a good thing on the timeline,” says Shoemaker. “Of course, playing Doom in the office was the norm. When I joined the team’s earthquake, it was a death-death at lunch and work. Magic Carpet reviews. did It was featured in the question after System Shock (which was actually Charlie’s first cover review), but it went from 93% to 96%, written by Launch Editor Paul Lakin, who continued to work in foreign offices. ” He also believes that the old editor of the episode’s Grizzled might have been inspired by then-associated editor Chris Anderson. Shoemaker believes that “he was a rather vampire character who seemed to be present in Tobacco and Ultima’s online diet.”

What appeals to me is the origin of inspiration for the Thronglets Virtual Pet game. Most reviewers refer to Tamagotchi, the keychain pet toy that stormed the world in the late 90s. Brooker himself refers to it in an interview. But the much more likely candidate was the 1996 title creature, with players caring for cute creatures for generations. It looked like a cute pet game, but it was actually a very sophisticated experiment in artificial life, created by cyberlife technology that clearly sounds sci-fi. Players had to try to establish breeding groups of creatures known as Norns, but their control was limited as they were encoded in advanced neural networks and functioned internal body systems that regulate behavior and physical abilities. Cyberlife has created a great deal of the complexity and experimental nature of the game. The box comes with a warning sticker that says “digital DNA is surrounded by” and the blurb in the back warned players that it would unleash the world’s first artificial life science experiment.




Cuteer than it looks… a creature. Photo: CyberLife Technologies

Creature creator Steve Grand has similarities with Play Things (and Vander Snatch) coder Colin Rittman. He was a programmer who was tired of traditional games and wanted to try something very new. He went on to write books about creatures and their development, creation, that is, life and how to make them, and later became an internationally famous robotist and developed the famous robot orangutan. Certainly the most black mirror career trajectory ever. In 2011 he began working on a mental follow-up to a creature named Grandroids. Thronglets was to develop a race for intelligent AI aliens. Grand launched Kickstarter in 2016. Fantasy. Everything is very interesting.

This is one of the things I like about Black Mirrors, and it’s actually the use of technology and video games in traditional dramas. This is an inexplicable world filled with quirky people that no one outside the industry has ever heard of, but it has a huge impact on the toys they make. Personally, I wanted to see more PC zones, as imagined in the program, but I understand that ominous flocks are the real focus. Maybe one day there will be a Silicon Valley-style drama series about the 1990s gaming industry. It was hell. For now, it’s interesting to see both Brooker and me living in a world that is used as a venue for dystopian fiction.

Source: www.theguardian.com

Ex-CIA Agent Seizing Opportunity in Rising European Military Investment

During a recent 24-hour swing through Copenhagen, Eric Thlesinger, a former CIA executive turned venture capitalist, met with a Maritime Drone engineer and advisor to NATO. He also had dinner with a senior UK intelligence official in London and visited the Arctic to study techniques for extreme climates.

Mr. Thlesinger’s packed schedule reflects his shift from CIA work to focusing on European defense and national security technology. He has become a sought-after investor in defense startups, supporting eight companies with negotiations underway for several more.

“This is all happening at Warp Speed,” Slesinger commented on his rapid career transformation.

In response to President Trump’s questioning of transatlantic relations, European governments are planning significant investments in defense technology. This has sparked a race among engineers, entrepreneurs, and investors to capitalize on the boom in defense startups.

Mr. Thlesinger’s move to Europe four years ago foresaw the need for increased defense spending as US protection was no longer guaranteed. His venture capital firm, 201 Ventures, is now investing in European startups focused on defense technology.

His first investments include companies in maritime drones, manufacturing technology, artificial intelligence, and polar vehicles.

Recognizing Europe’s need to catch up in defense technology, Mr. Thlesinger’s 201 Ventures received support from the NATO Innovation Fund. His national security experience is valuable in identifying companies with the capabilities to win government contracts.

Slesinger’s unconventional path from CIA engineer to venture capitalist reflects his vision for reshaping Europe’s defense industry. His investments aim to bridge the technology gap and prepare for future military transformations.

With geopolitical shifts and heightened security concerns, European countries are reevaluating their defense capabilities. Mr. Thlesinger’s European Defense Investor Network is at the forefront of connecting investors and entrepreneurs in this rapidly evolving landscape.

Thlesinger’s global travels and investments reflect his commitment to advancing European defense technology. From the Arctic to Switzerland, he explores cutting-edge technologies and potential partnerships.

Following calls for increased military spending in Europe, Slesinger anticipates a surge in demand for defense startups. The Munich Security Conference highlighted the shifting alliances and the need for European countries to rely less on the US for security.

As questions persist about his CIA background, Mr. Thlesinger remains focused on his mission to support innovation in European defense technology.

Source: www.nytimes.com

Can a surgeon successfully implant a kidney frozen for 10 days?

On the last day of March, surgeons at Massachusetts General Hospital began surgery that they hoped would lead to lasting changes in the way the kidneys are implanted in people.

The patient that morning was not a human. It was a pig and was anesthetized on the table. The pig had one kidney missing and needed an implant.

Kidneys usually need to be transplanted within 24-36 hours, but the kidneys that enter the pig were removed 10 days before and frozen earlier that morning.

No one ever transplanted frozen organs into large animals. There were a lot of things that didn’t work out.

“I think there’s about a 50% chance that it will work,” said Kolkout Wygun, a surgical professor and team leader, before the surgery. Dr. Uygun is on the Scientific Advisory Committee of Sylvatica Biotech Inc., a company that develops freezing methods for organ maintenance.

But the promise from the organs of freezing and storage is fantastic.

There is a severe and continuous shortage of kidneys for transplants – That’s all 92,000 People are on the waiting list. One reason is that the 24-36 hour window is very short, so limit the number of recipients that are good matches.

How good is it to have a bank of stored frozen organs, as organ transplants can be like an elective surgery?

At least, it was a decades-long dream of a transplant surgeon.

However, the medical researchers’ attempts to freeze organs were thwarted at every turn. In many cases, ice crystals formed organs and destroyed them. The material was also intended to stop the crystals from forming, the anti-freeze agent was toxic and killed cells. Or the frozen organs became very brittle and cracked.

Source: www.nytimes.com

Re-examining Meta’s antitrust test with serial witness Mark Zuckerberg

Seven years ago, Meta Chief Executive Mark Zuckerberg testified for the first time in Congress. After a two-week boot camp by lawyers, he answered questions at three consecutive Buck-to-Buck hearings in two days of baptism by fire to prepare him.

Zuckerberg, 40, has been practicing more since. He made eight appearances before Congress and testified at least twice in court. He defends his company, previously known as Facebook, on issues such as privacy, child safety, and the spread of disinformation.

As early as Monday, Zuckerberg will once again be in a hot seat. This time, as a marquee witness in a landmark federal committee lawsuit accusing Meta of breaking antitrust laws. Regulators sued the US District Court company in the District of Columbia over the acquisition Instagram And WhatsApp says it used “buying and boring strategies” to maintain its monopoly on social media.

Zuckerberg’s turn as a serial witness has become a powerful symbol of Washington’s growing frustration with the power Silicon Valley holds, spurring attempts to curb the tech industry. Under President Trump, the technology chief is welcoming with the administration in hopes of regulators taking softer hands, but his appointees have shown continued scrutiny.

At Capitol Hill, lawmakers have stepped down as Zuckerberg, accusing him of lying and are personally responsible for various social harms. Legal experts said previous tough questions could help him during the expected seven-hour testimony defending Meta in antitrust law.

“He seems to be more aware of the audience he’s talking about compared to his previous years,” said Adam Sterling, Associate Dean at Stanford Law School. “Whether it’s a deposit, a lawsuit, or in front of the Senate, he can actually create a message to that recipient.”

Meta and the FTC declined to comment.

It’s a far cry from Zuckerberg’s start in his Harvard dorm room 21 years ago. After building “Facebook,” he dropped out of school and moved to Silicon Valley to build a social network. His successes and failures were publicly scrutinized.

In 2021, he renamed his efforts to cut some of the company’s packages to Meta. He recently courted Trump. This month he visited the White House to try and persuade the president and his aides to settle the FTC lawsuit.

Government scrutiny and legal challenges did not inflict permanent damage on the company. Meta’s stock price has more than doubled since Zuckerberg first appeared in Congress.

Zuckerberg is likely to face tougher times in the stands in antitrust trials, legal experts said. Congressional hearings feature spectacular features by lawmakers, each limited to a few minutes. The FTC lawyers plan to bake Mr. Zuckerberg for hours. They also have a chunk of his emails and other communications and will ask him to defend documents that prove his company’s maliciousness.

“Trials are another beast as the other counsels are well prepared, ask better questions and keep focused on their cases,” said Nu Wexler, former policymaker for Meta and principal of Four Corners Public Relations.

In 2017, Zuckerberg testified in Dallas in a trial by video game company Zenimax Media about intellectual property theft claims. He also testified in 2023 during an FTC trial in San Jose, California to block the acquisition of Meta’s Virtual Reality Company.

Now, the FTC is asking Judge James E. Boasberg to convict Meta of antitrust violations, which is “exposed to more in danger,” said Katie Harbus, former public policy director for Meta and chief executive of consulting firm Anchor Change.

For the first half of Meta’s history, Zuckerberg has stepped away from the unscripted public appearance. In 2010, he groped through interviews at a technology conference and struggled to answer privacy questions as sweat beads ran through his face.

Most of his public witness experience came before Congress.

Zuckerberg faced a major backlash from Washington State Senators after the 2016 presidential election. Reports have emerged that Facebook has given political consulting firm Cambridge Analytica access to people’s social networking data without consent.

That led to Zuckerberg’s appearance at a packed hearing in Congress in April 2018. His lawyers guided him to calm down when interrupted and to postpone answering harsh questions.

“My team will be back to you,” he said multiple times during the hearings.

The following year, Zuckerberg was faced with questions from the House Financial Services Committee on the security and security of the plans of a cryptocurrency company called Libra.

Rep. Alexandria Ocasio-Cortez, a New York Democrat, interrupted Zuckerberg about misinformation in political ads. He frowned at times, sometimes he struggled to find the answer.

California’s president Maxine Waters, who was then Democratic chairman of the committee, accused Zuckerberg of leading the company’s fate to users.

“You’re going to step into your competitors, women, people of color, even our democracy,” Waters said.

“I don’t think I’m an ideal messenger for this right now,” replied Zuckerberg. “We certainly have the work to do to build trust.”

Zuckerberg has been better with the next two appearances, said a legal expert and former employee, showing that he will control more Poland and his answers. He and the chiefs of Apple, Amazon, and Google were summoned in 2020 during the pandemic when the House Judiciary Committee was summoned for a hearing on the power of big technology. In 2021, Zuckerberg, who joined the CEOs of Twitter and Google, spoke to a House committee about disinformation.

Last year, Missouri Republican Sen. Josh Hawley requested at a child safety hearing that Zuckerberg would apologize to parents who lost their children due to bullying and other harms accused of refueling Instagram.

“I’m sorry for everything you’ve gone through,” Zuckerberg told parents in attendance. “No one should experience your family suffering.”

Holy said it is important to keep Meta and Zuckerberg accountable.

“This was my whole goal of enforcing a moment of truth,” Holy said in an interview. “But the truth is that he will continue to sail first and do so until there is a real outcome in Congress and in court next week.”

Source: www.nytimes.com

Avoiding Taxes in Ancient Rome: Secrets Revealed in 1,900-Year-Old Papyrus Scrolls

In what wasn’t exactly the tax evasion trial of the century – given that it took place in the second century – the charges faced by the defendants were so weighty that they included forgery, financial fraud, and fraudulent slave sales. While tax evasion is an age-old practice, these particular crimes were deemed extremely serious under Roman law, with penalties ranging from hefty fines and lifelong exile to grueling labor and, in the most severe cases, being devoured by wild animals in a practice known as damnatio ad bestias.

The details of the allegations were recorded on papyrus, which was discovered decades ago in the Judean Desert and recently subjected to analysis. The documentation includes preliminary notes for the prosecutor and hastily drafted minutes from the judicial hearings. According to the ancient records, the tax evasion schemes involved document tampering, illicit slave sales, and manumission.

The accused in both tax cases were men. One of them, Gadalius, was the son of a poor notary who had ties to the local administrative elite. In addition to convictions for extortion and forgery, his extensive list of transgressions included banditry, incitement, and four appearances in court for tax evasion before the Roman governor. Gadalius’s partner in crime was a certain Saurus, identified as his “friends and collaborators,” and the mastermind Caper. While the ethnicity of the accused is not explicitly mentioned, their Jewish background is inferred from their biblical names Gedaliah and Saul.

This ancient legal saga unfolded during the reign of Hadrian, around the year 130 AD or possibly before 132 AD when Simon Bar Kochiba, the leader of the Messianic rebels, launched a large-scale uprising, marking the third and final conflict between the Jewish people and the Empire. The rebellion was brutally suppressed, resulting in hundreds of thousands of casualties, mass expulsions of Jewish communities, and the renaming of Syria and Palestine by Hadrian.

Anna Dolganov, a historian of the Roman Empire at the Austrian Archaeological Institute who deciphered the scroll, remarked, “The papyrus sheds light on the Roman authorities’ suspicion of their Jewish subjects.” She pointed out that there is archaeological evidence of a coordinated effort during the Bar Kochiba rebellion. “It is plausible that individuals like Gadalia and Saurus, who sought to subvert Roman rule through tax evasion, were involved in the uprising’s planning,” Dr. Dolganov suggested.

In the latest edition of Tyche, an ancient journal published by the University of Vienna, Dr. Dolganov and three colleagues from Austria and Israel present court proceedings as case studies. Their research unveils how Roman institutions and imperial law influenced the administration of justice in an environment with relatively few Roman citizens.

“This document provides intriguing and valuable insights into the slave trade in this region of the empire,” noted Dennis P. Kehoe, a classicist at Tulane University not involved in the study. “The allegations may involve the Jews owning slaves.”

The exact date and location of the papyrus’s discovery remain uncertain, but Dr. Dolganov suggested it was found by an ancient Bedouin dealer in the 1950s. She suspected Nahal Haver, a steep canyon west of the Dead Sea where Bar Kochiba rebels sought refuge in a cave hid along the natural fault line of a limestone cliff. In 1960, archaeologists unearthed documents from the era in one of the Jewish hideouts, with more discoveries made since then.

A 133-line irregular scroll, initially misclassified, went unnoticed in the Israeli Antiquities Authority archives until 2014 when Hannah Cotton Parietl, a classicist at the Hebrew University of Jerusalem, identified it as being written in ancient Greek. Given the complexity and exceptional length of the document, a team of scholars was assembled to conduct detailed physical examinations and cross-referencing with historical sources.

Deciphering the papyrus and piecing together its intricate narrative posed a significant challenge for Dr. Dolganov. “The text features small, densely packed letters and highly rhetorical Greek replete with technical legal terminology,” she remarked. Unlike more straightforward documents such as contracts, there were no standardized templates for translation ease. “The fact that we only have the latter half of the original text further complicates matters,” Dr. Dolganov added.

Researchers speculated that the tax evasion scheme aimed to circumvent official scrutiny. This necessitated meticulous detective work to decipher the sequence of events. “I had to adopt the Roman fiscal authorities’ perspective to grasp the text’s nuances,” Dr. Dolganov explained. She also had to step into the accused’s shoes to understand the rationale behind tax fraud in the remote fringes of the Roman world.

The ancient stratagems resonate with contemporary tax experts. A German legal expert relayed to Dr. Dolganov that the subterfuges of Gadalius and Saurus mirrored present-day practices of tax evasion, such as asset shifting and fictitious transactions. The Roman interrogation methods aligned closely with modern-day investigative custody for financial crimes, marked by intimidation and frequently rigorous questioning.

A Princeton University classicist unaffiliated with the project, Brent Shaw, remarked:

The cases against Gadalius and Saurus were bolstered by intelligence provided by informants who betrayed them to the Roman authorities. Interestingly, the text implies that the informer might have been none other than Saurus himself, who implicated his partners to shield himself from an imminent financial scrutiny. The most plausible scenario posits that Saurus, a Jewish resident, orchestrated the pseudo-sale of several slaves to Chareas, a neighbor residing in the adjacent Arabian province, as per Dr. Dolganov’s interpretation.

By selling slaves across provincial borders, Saurus sought to obfuscate assets from scrutiny. While physically present in Saurus’s custody, the slaves, undocumented in Arabia, evaded declaration by Chareas. “Effectively, the slaves vanished on paper from Judea and never materialized in Arabia, eluding Roman oversight,” Dr. Dolganov noted. “This ensured that no further taxes were levied on these slaves.”

The Empire implemented a sophisticated system for monitoring slave ownership and collecting various levies, including a 4% tax on slave sales and a 5% duty on estates. “To emancipate empire-owned slaves, detailed documentary evidence of current and prior ownership was mandatory,” Dr. Dolganov elucidated. “Any missing or dubious documents would trigger an inquiry by Roman administrators.”

In an attempt to conceal Saurus’s double-dealings, Gadalius, the son of a notary, allegedly fabricated bills of sale and other legal documents. When authorities detected irregularities, the defendant purportedly bribed the local municipal council for protection. During the trial, Gadalius shifted blame onto his deceased father for the forgeries, while Saurus implicated Chaireas in the document tampering. The papyrus does not provide insights into their motives. “The rationale behind men risking forgery to liberate slaves without legitimate documentation remains a mystery,” Dr. Dolganov mused.

One conjecture posits that by orchestrating fake slave sales followed by manumission, Gadalis and Saurus may have been adhering to a Jewish religious mandate to free those enslaved. Alternatively, there might have been a profit incentive in capturing individuals across borders, potentially entrenching them as free Romans after freeing them from “enslavement.” Or Gadalia and Saurus might have engaged in human trafficking, a possibility that is as speculative as it is fraught with implications, Dr. Dolganov emphasized.

One aspect of the trial that struck Dr. Dolganov was the prosecutor’s professionalism. Employing sophisticated rhetorical strategies reminiscent of Cicero and Quintilian, the prosecutor exhibited a mastery of Roman legal terminology and concepts in Greek. “Here, on the edge of the Roman Empire, we witness a highly skilled legal practitioner steeped in Roman law,” Dr. Dolganov remarked.

The papyrus does not reveal the final verdict. “If a Roman judge deemed these men as incorrigible criminals deserving execution, Gadalius, as a member of the local elite, might have met a more merciful end through decapitation,” Dr. Dolganov suggested. “In any case, it beats being torn apart by a leopard.”

Source: www.nytimes.com

Trump seeks to reverse the prolonged decline of the coal industry- a challenging task.

Last week, President Trump issued an executive order designed to revive the use of coal at power plants. This is a practice that has been steadily decreasing over more than a decade.

But as fossil fuels face several important hurdles, energy experts said. The power produced by coal plants cannot usually compete with cheaper and cleaner alternatives. And many coal-burning plants are simply too old and require extensive and expensive upgrades to continue running.

“It’s extremely difficult to reverse this trend,” said Dan Reicher, deputy energy secretary for the Clinton administration and Google’s Ease of Life and Energy Director. “There are a variety of forces at work that don’t portray a very bright future for coal.”

Coal plants, the US’s leading source of electricity, currently produce just 17% of the country’s electricity. The main reason is that another fossil fuel, natural gas, has become abundant and inexpensive due to the shale fracking boom that began in the early 2000s. The use of renewable energy sources like the wind and the sun is also growing significantly.

Natural gas currently provides around 38% of the US electricity, according to the Energy Information Agency. Renewable energy technologies such as solar, wind, and hydroelectric power generation produce about 25%, while nuclear energy produces about 20%.

Some areas, like New England, will soon close their last coal power plants. California, the country’s most populous state, effectively uses no coal to generate electricity.

Coal is also under pressure because burning it will release greenhouse gases that can cause climate change and pollutants that harm people and nature. To avoid those concerns, Trump said, He waives certain air pollution restrictions For many coal plants.

In the Southeast and Midwest, many utilities continue to generate electricity from coal plants. Companies such as Alabama Power, Georgia Power, Duke Energy and the Tennessee Valley Department (the country’s largest government-run power provider) are one of the largest users of coal.

The state, which has a long history of coal mines, is still highly dependent on fuel. It includes West Virginia and Kentucky, which earned 85% of electricity from coal last year, according to the Energy Information Agency.

Trump oversaw the energy division Use emergency situations To operate unprofitable coal plants. The president said this is necessary to prevent blackouts. He tried a similar strategy in his first semester.

He also issued an order that eliminates regulations that “discriminate” coal production, opens new federal land for coal mining, and investigates whether coal combustion power plants can provide services to data centers used for artificial intelligence services such as chatbots.

Peabody, the largest coal producer in the United States, said in 2024 that the world used more coal than any other year in history.

“We believe that in order to support our country’s growing need for affordable and reliable energy, the US should stop resigning coal plants, use existing plants with higher utilization and reopen shuttered coal plants.”

Federal policies can play a role, but utilities, state legislators and regulators ultimately determine how much coal will burn at the power plant.

The Utility Trade Association’s Edison Electrical Institute, or EEI, said in a statement that the US needs more power sources but refused to support or oppose the use of coal.

“Electric demand is growing at the fastest pace in decades, and EEI member electric companies are using a diverse, domestic and balanced energy mix to meet this demand while keeping customer invoices as low as possible,” the Institute said.

Several large utilities, like Xcel Energy, are converting coal plants into solar farms to take advantage of the federal incentives created during the Biden administration. In Becker, Minnesota, for example, Xcel is building a large solar and battery installation to replace the Shelco coal power plant. The company is converting something else Coal plants in Colorado For natural gas.

Xcel spokesman Theo Keith said the utility is considering “understanding whether Trump’s orders could affect our business,” but in the meantime it will work to provide consumers with clean energy at a low cost.

Conservative lawmakers in some states, like Texas, have proposed legislation that requires more use of fossil fuels to ensure adequate power and meet the increased demand from data centers, electric vehicles and heat pumps. However, energy analysts expect that such measures will benefit natural gas, not coal, if they pass.

Environmental activists said efforts to revive coal were misguided. They point out that using more coal means that the use of more coal will result in higher electricity bills due to aging devices, increasing health problems and higher risk of power plant breakdowns.

“We’re turning decades of work here,” says Holly Bender, the Sierra Club’s Chief Program Officer, running a campaign called beyond coal to end its use of its fuel. “It’s clear that Trump is trying to put his fingers on the scale to keep coal open, but these are fragments of the infrastructure that are at the end of its useful life.”

Source: www.nytimes.com

Blue Origin’s Spaceflight Includes Six Women, including Gale King and Katy Perry

Broadcast journalist Gale King and singer Katy Perry were set to embark on a brief journey to space on Monday aboard a flight operated by Jeff Bezos’ private company Blue Origin. This marks the first all-female crew going to space since 1963.

Their flight on Blue Origin’s New Shepard Rocket was scheduled to launch from Blue Origin’s launch site 1 in West Texas, approximately 120 miles southeast of El Paso. The launch could occur as early as 9:30 am Eastern Time.

This flight will be the 11th human flight for the New Shepard program, having carried 52 individuals, including repeat astronauts. Above the Kalman Line, which marks the internationally recognized boundary of the universe approximately 62 miles (100 kilometers) above Earth.

The New Shepard Rocket flight, offering minutes of weightlessness, will be piloted.

Bezos’ fiancée, former broadcast journalist Lauren Sanchez, was also slated to be part of the NS-31 Mission. The couple’s wedding reportedly is set to take place in Venice this summer.

Another passenger is Aisha Bowe, a former NASA rocket scientist. Elle Magazine reported that she is the first person of Bahamian heritage to venture into space. Also onboard are film producer Kerianne Flynn and Amanda Nguyen, a research scientist at Bioastronauts and a prominent advocate for sexual assault survivors.

According to Blue Origin, Nguyen will be the first Vietnamese woman to travel to space.

“It’s a dream come true, and for me, it was a dream deferred,” Nguyen shared with Elle.

After studying astrophysics and working for NASA, Nguyen shifted her focus to activism following a traumatic event of sexual assault.

“Gender-based violence is a significant factor leading many women in STEM to discontinue their training. I was one of them,” she stated, referring to science, technology, engineering, and mathematics.

This marks the first space flight featuring an all-female crew since Valentina Tereshkova’s solo flight for the Soviet Union in 1963, making her the first woman in space.

However, there are critics questioning whether all-female crews truly represent moments of feminist progress. The New Shepard program, a cornerstone of Blue Origin’s Space Tourism Business, is seen as a venture for the wealthy and powerful to access space.

Actress Olivia Munn was criticized as being “somewhat tone-deaf” while appearing as a guest host on Today with Jenna and Hoda earlier this month.

“I know this isn’t fashionable, but there are so many other important issues in the world right now,” Munn remarked. “What exactly are you going to do in space?”

During an interview on CBS Morning with an interview aired on Friday, host Vladimir Dutier asked King if she had concerns that the flight may be seen as an advertisement for Amazon founder Bezos. Dutier highlighted the scrutiny Bezos faces due to Amazon’s business practices and ownership of The Washington Post.

Amazon warehouse workers and delivery drivers have raised concerns about unsafe working conditions. In 2023, the Federal Trade Commission and 17 states filed lawsuits against Amazon, alleging monopolistic practices in online retail.

The Washington Post has seen a wave of resignations in recent times amid concerns about leadership, notably Bezos redirecting the newspaper’s opinion section to advocate for “personal liberty and free markets.”

“I share those concerns as well,” King acknowledged. “There have been questionable decisions made.”

“But in this instance, Vlad, this is much larger than one individual and one company,” she continued. “I have chosen to separate the two.”

Bezos has invested billions in Blue Origin and envisions a future where humans inhabit space colonies. He was part of Blue Origin’s inaugural suborbital passenger flight in 2021.

The New Shepard Rocket is named in honor of Alan Shepard, the first American to journey into space in 1961 and one of the moon-walking astronauts.

Source: www.nytimes.com

Research claims that Facebook is continuing to experiment with users in a bizarre manner

Understanding the true nature of social media reveals that platforms like Facebook and Instagram are primarily profit-driven businesses that rely on advertising revenue. While we benefit from staying connected and entertained, we must also acknowledge the underlying business model.

Most users accept targeted ads as a trade-off for accessing online content. However, the issue arises when algorithms, rather than human decision-makers, dictate the ads we see. These automated systems are designed to prioritize clicks and sales, raising concerns about transparency and ethics.

A recent study highlighted the use of A/B tests by Facebook and Google to analyze user responses to different ad versions. Such experiments play a crucial role in marketing strategies, but the way they are conducted matters.

The problem lies in the lack of random assignment in these tests, as algorithms actively select users based on predicted engagement levels. This approach hinders advertisers from gaining genuine insights into effective ad strategies, relying instead on algorithmic optimization.

As of April 2025, Facebook has approximately 3.065 billion active users each month worldwide. Photo Credit: Getty

Advertisers may inadvertently target specific demographics, leading to unintended consequences like gender bias and political polarization. The complexity and accuracy of algorithms enable microtargeting at an individual level, shaping online experiences and influencing user behavior.

Implications for Users

Being online means being subject to constant experimentation by algorithms that determine content exposure. Users are unknowingly part of these experiments, where personalized messages influence thoughts, purchases, and beliefs.

It is crucial to recognize the impact of algorithmic decision-making on online experiences and be aware of the curated messages we receive. Transparency and accountability in digital platforms remain essential for fostering an informed online environment.

Expert Insights

Jan Cornil is an associate professor at the UBC Sauder School of Business in Canada, specializing in consumer behavior and marketing research. His work has been featured in top academic journals, emphasizing the importance of ethical marketing practices.

Source: www.sciencefocus.com

Balge’s End: The Secret to Hair Regeneration Unveiled

For some individuals, baldness may just be in their genetic destiny, as evidenced by the photo of Dwayne Johnson sporting curly hair. However, for millions dealing with hair loss due to genetics, aging, hormones, or medical conditions, recent discoveries may bring them closer to maintaining a full and lush scalp.

This progress is attributed to a new study published in the journal Natural Communication.

Researchers conducting the study used mice as subjects to delve into the mechanisms of hair follicle regeneration and the factors contributing to their demise.

In our bodies, all hair and the follicles under the skin go through cycles of growth, death, and rest. Key players in regulating the growth of new hair are hair follicular stem cells.

Hair follicles are naturally intended to die as part of the growth cycle. When they fail to regenerate, hair loss occurs. – Credit: Christopher Robbins via Getty

The study identified a protein called MCL-1 and conducted experiments to determine its function by turning it off and observing the effects on the mice.

“The researchers utilized advanced molecular biology tools to essentially remove proteins and examine the outcomes,” explained tissue engineering expert Professor Sheila McNeill, who was not part of the research team, as reported by BBC Science Focus.

By disabling MCL-1 in some mice from birth and in others after they had already lost some hair, scientists found that without MCL-1, new hair could not grow as hair follicle stem cells seemed to die off. This led to gradual hair loss in young mice and stalled growth in adult mice.

The findings suggested that MCL-1 plays a crucial role in protecting hair follicle stem cells, enabling new hair growth when old follicles die. Without this protein, hair follicles fail to regenerate.

McNeill emphasized that this study lays a solid foundation for further research, exploring whether individuals experiencing hair loss exhibit signs of MCL-1 damage and investigating ways to safeguard the protein to prevent hair loss.

However, cell biologist Professor Dorothy Bennett from St. George’s, University of London, cautioned that translating this research into a hair loss treatment presents significant challenges.

“MCL-1 is an intracellular protein, and intact proteins cannot easily penetrate cell membranes to reach their targets. Therefore, delivering MCL-1 through topical solutions or pills is unlikely to be effective,” Bennett explained.

Nevertheless, the study did identify a potential workaround through the activation of another protein, the epidermal growth factor receptor, which can boost MCL-1 levels. While this offers a promising alternative, Bennett stressed that developing such treatments presents numerous hurdles.

Read more:

About our experts:

Sheila McNeill: Professor Emeritus of Biomaterials and Tissue Engineering at the University of Sheffield, UK. McNeil specializes in tissue engineering for soft tissues and has a strong focus on research translation, with a vast publication record.

Dorothy Bennett: Research Professor in Cell Biology at St. George’s, University of London, UK. Bennett’s research interests include cell senescence, genetics of melanoma, and other pigmented skin conditions.

Source: www.sciencefocus.com

Man confesses to selling teeth and bones of sperm whales

A South Carolina man admitted guilt on Thursday for bringing in and selling sperm whale teeth and bones from four countries in the United States, according to federal prosecutors.

Lauren H. Deloha, 69, of St. Helena, South Carolina, pleaded guilty to violating the Lacy Act and the Marine Mammal Protection Act by importing and selling sperm whale parts. The US Attorney’s Office in South Carolina reported this.

Deloach is said to have imported sperm teeth and bones into South Carolina from July 2022 to September 2024, including at least 30 shipments from Australia, Latvia, Norway, and Ukraine, as revealed in court documents and statements made in court.

He allegedly sold around $18,000 worth of at least 85 pieces on eBay, falsely labeling them as “plastic” to evade detection by customs officials, according to prosecutors.

Authorities mentioned that they confiscated about $20,000 worth of sperm whale parts while searching his residence.

It remains unclear how Deloach acquired these items and who purchased them from him. Teeth and bones are sought after for use in artworks like sculptures, prosecutors stated.

Sperm whales, the largest toothed whales, inhabit deep waters worldwide, from the equator to the edges of ice in the Arctic and Antarctic, according to the National Oceanic and Atmospheric Administration. Females can grow up to 40 feet long, while males can reach up to 52 feet long, as per the agency.

Sperm whales have been safeguarded since 1970 under the Endangered Species Act and the International Treaty on Endangered Species of Wild Fauna and Flora. The Lacey Act criminalizes the illegal sale of wildlife that was imported illegally, prosecutors mentioned.

“Illegal wildlife trafficking is a multi-billion dollar global enterprise, with animals and fuels protecting organized crime,” stated Brooke B. Andrews, acting US attorney for South Carolina. “We will uphold the Lacey Act and the Marine Mammal Protection Act. Vulnerable species like sperm whales have been slaughtered for profit.”

Deloach’s attorney, Nathan S. Williams, mentioned in a statement on Sunday that Deloach “regretted his actions and took responsibility for them.”

Deloha faces a maximum of five years in prison, a $250,000 fine for felony Lacey Act violations, and up to one year in prison for misdemeanor violations of the Marine Mammal Protection Act.

This incident was the latest involving protected wildlife.

In February, a California couple reached a plea agreement in Butte County, California. They were caught by wildlife officers smuggling mountain lion trophies and turtle skulls in their carry-on bags, breaching fish and game laws. The California Department of Fish and Wildlife stated.

Source: www.nytimes.com

Why You Might Need to Rethink Your Consciousness Completely

If you are reading this, chances are you believe you are conscious. It’s easy to assume that your loved ones, your not-so-loved ones, and even your peculiar neighbors are also conscious beings, experiencing the world just like you.

But what about newborn babies, who are unable to communicate their thoughts or understand the world around them? None of us can remember our experiences as infants, so the question remains: are they aware? What about babies still in the womb?

These intriguing questions have captured the interest of neuroscientists, including Dr. Joel Frolich, who describes this inquiry as a scientific “frontier.”

According to Frolich, there has been limited research on the onset of consciousness until recent years. It was predominantly a topic for philosophers, with neuroscience only starting to delve into it more recently.

Researchers have now devised innovative methods to uncover when consciousness emerges in a newborn or a fetus and explore these unanswered questions.

Quest for Clues

Based on a study by Frolich and philosopher Professor Tim Bain, the consensus seems to point towards at least five months before consciousness likely emerges.

By this age, the infant not only displays wakefulness but also exhibits clear signs of engaging with the world around them.

This conclusion stems from a “cluster-based” approach, where a combination of indicators like brain activity patterns, responses to stimuli, and signs of recognition are considered, rather than relying on a single marker of consciousness.

While younger babies may not exhibit all the signs of consciousness, they show some indicators, which can also be present in fetuses.

At five months old, neuroscientists identified clusters of markers suggesting consciousness – credit: Anuti via Getty

Key to Consciousness

One significant marker of a conscious brain, according to neuroscientists like Frolich, is the default mode network. This network of brain regions is active during restful states, such as daydreaming or contemplating the future.

Research using functional magnetic resonance imaging (MRI) has shown that newborns have a rudimentary form of this default mode network.

Another crucial clue is the local-global effect, where the brain’s ability to detect pattern changes signifies working memory and potential consciousness. This was evident in studies on infants and even in fetuses.

Scanning the fetus can be difficult due to all the tissue that the scanning device needs to pass through to reach the uterus. Ultrasound uses sound waves, and magnetic EEG uses magnetic fields. – Credit: Half Point Image via Getty

Unveiling the Womb

Behavior and attention are additional factors that hint at consciousness. Young babies around four months old demonstrate the ability to choose where to focus their attention, suggesting a level of awareness. Similar observations have been made with fetuses.

In a 2017 study, neuroscientists conducted experiments on pregnant individuals, illuminating the uterus with lights and gauging fetal responses using ultrasound.

These findings shed light on the potential emergence of awareness in infants or fetuses, prompting contemplation on ethical implications but reassuring that consciousness likely isn’t present until later in pregnancy.

Neuroscientific discoveries may have broader implications for understanding consciousness in other entities, such as artificial intelligence, urging the development of a unified theory of consciousness.

Read more:

About our experts:

Dr. Joel Frolich: A postdoctoral researcher specializing in fetal neuroscience at the Helmholtz Centre Munich, University of Tubingen. Frolich utilizes magnetic enemies for studying fetal and infant development and serves as a research consultant for the Institute for Advanced Consciousness in California.

Source: www.sciencefocus.com

What Your Hearing Can Reveal About Your Risk of Heart Failure

Heart failure affects over 60 million people worldwide, where the heart is unable to properly pump blood due to a weak or stiff heart. Typical causes include coronary heart disease, hypertension, and obesity. However, new research published in the journal heart shows that hearing loss is also linked to an increased risk of heart failure.

Heart failure doesn’t mean the heart stops working completely, but rather needs extra support to function. The study, which evaluated data from over 160,000 people from the UK biobank, found that individuals with hearing loss had a higher risk of developing heart failure over a 5-year follow-up period compared to those with normal hearing.

The study also revealed that individuals with inadequate hearing had a 15% higher risk, while those with inadequate hearing had a 28% higher risk of heart failure. Higher scores on the Audio Reception Threshold test were also associated with a higher risk of heart failure. These findings suggest that hearing health should be considered in cardiovascular risk assessment and prevention strategies.

According to the World Health Organization, 25% of people over 60 suffer from varying levels of hearing loss.

Research suggests that untreated hearing loss can lead to social isolation, psychological distress, and neurosis, all of which increase the risk of heart failure. The study authors also point out biological links between hearing loss and heart problems, emphasizing the importance of addressing hearing health in cardiovascular risk management.

Overall, while hearing loss may be considered a normal part of aging, it may actually indicate underlying issues that can impact heart health. It’s essential to consider hearing health in relation to overall cardiovascular health to reduce the risk of heart failure.

Read More:

Source: www.sciencefocus.com

The Truth About Endorphins and Runner’s High: How to Increase Your Natural High

For those who are not runners and don’t find the appeal of a two-hour run at 6am, it’s known that running (and other forms of aerobic exercise) can create powerful chemical sensations that are comparable to real drugs.

The body naturally produces two pleasurable substances associated with the runner’s high. Endorphins are well-known neurotransmitters that can be likened to morphine for their pain-relieving properties.

One theory suggests that our ancestors evolved to produce endorphins to help them chase prey or escape predators by numbing foot pain and blisters.

Research indicates that for runners, a long-term, moderately intense run is the ideal scenario for endorphin production. If you’re aiming to experience the runner’s high, try a “tempo” run.

After a good warm-up, aim to run for at least 20 minutes at a pace of about 6 or7 out of 10 (with 10 being an all-out sprint).

Running can produce powerful chemical hits that justify comparisons with real drugs – Illustration Credit: James Clapham

While endorphins have traditionally been credited with causing the euphoria of the runner’s high, recent research suggests that another substance may be the actual source of the uplift felt towards the end of a run.

Endocannabinoids are molecules similar to those in marijuana that enhance the mood, but are naturally produced by the body.

Research shows that when cannabinoid receptors are blocked in mice, they exhibit reduced activity. In a study in 2021, researchers at the University Medical Center Hamburg Eppendorf found that even when the opioid receptor that binds to endorphins is blocked, runners still experience the high.

This suggests that cannabinoids may be more responsible for the runner’s high than previously thought.

In the study, participants ran at a moderate pace for 45 minutes. To achieve a similar high, aim for a consistently challenging pace where holding a conversation becomes difficult.


This article addresses the question (posed by Emily Marine of Colchester) “When does the runner’s high kick in?”

Please email us with your questions at Question @sciencefocus.com or message us on Facebook, Twitter, or on our Instagram page (don’t forget to include your name and location).

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Source: www.sciencefocus.com

408 Tentacles: A Detailed Analysis

Dr. Clifford attempted to explain the challenges of owning an octopus in his post. He faced high costs, sleep deprivation, and significant water damage to his home, which necessitated extensive renovations. He mentioned, “I didn’t want to form a permanent or romantic attachment to my baby while still caring for it.”

Despite his efforts, he was inundated with requests to adopt the hatching octopuses.

Vincent Nyman, a wildlife trade expert at Oxford Brooks University, who researched the impact of social media on the exotic pet trade, stated, “If you showcase it, people will want it. And if you advise against getting it, it’s like saying ‘Don’t do this,’ right?”

Nevertheless, Dr. Clifford ultimately decided that he could not send the baby octopuses to private homes. Instead, he arranged for them to be placed in a reputable aquarium or university once they were healthy enough. On April 21st, he made an announcement that he had found homes for all the hatching.

The following day, one of the hatching octopuses, Terrance, passed away and was buried in the backyard beside trees whose trunks resembled octopus tentacles.

Now, the priority was to keep the baby octopuses alive until they could be relocated to their new homes. The odds were stacked against them, as only a small percentage typically survives in the wild.

Dr. Clifford shared that approximately 20 hatching octopuses died within the first month alone, due to factors like cannibalism and power outages.

The pressure to ensure the survival of the baby octopuses weighed heavily on Dr. Clifford, especially with a large and invested audience following his journey.

A local reptile expert and breeder who had become a friend to Dr. Clifford stepped in to help care for and house a baby octopus while Dr. Clifford’s home underwent renovations. Despite their collaborative efforts, the hatching octopuses continued to perish.

Source: www.nytimes.com

Numerous methods Kennedy is currently undermining vaccines

At a Senate confirmation hearing to become Health Secretary, Robert F. Kennedy Jr. presented himself as a vaccine advocate. But he, and the agency he leads, have taken widespread, sometimes subtle steps to undermine confidence in the effectiveness and safety of the vaccine.

National Institutes of Health I stopped the funds For researchers who wanted to study vaccine hesitancy and find ways to overcome it. They also cancelled a program aimed at discovering new vaccines to prevent future pandemics.

The Centers for Disease Control and Prevention shelved an advertising campaign for influenza shots. Kennedy inaccurately says that scientists advising the CDC on vaccines have it “Serious, serious conflict of interest” Advertising your product means you can’t trust it.

Ministry of Health and Welfare It cuts billions of dollars to state health agencies, including the funds needed to modernize state programs for childhood immunization. Kennedy said in a televised interview Wednesday that he was unaware of the widely reported development.

The Food and Drug Administration canceled a public meeting with its scientific advisor on the flu vaccine and later kept it behind closed doors. a Top Official Pause Agency Reviews Novavax Covid Vaccine. In a TV interview last week, Kennedy mistakenly stated that a similarly created vaccine would not work against the respiratory virus.

Some scientists say they saw the pattern: efforts to erode support for everyday vaccination, and scientists who have long maintained it as a public health goal.

“It’s a simultaneous process that increases the likelihood of hearing him and reducing the likelihood of hearing other voices,” said Kathleen Hall Jamieson, director of the Annenberg Public Policy Center, of Kennedy.

He “recognizes the voices of other authorities,” she said.

The HHS opposed Mr Kennedy’s opposition to the vaccine.

“Secretary Kennedy is not an anti-vaccine, he’s safe,” department spokesman Andrew Nixon said in a statement. “His focus has always been to ensure that the vaccines were rigorously tested for efficacy and safety.”


Source: www.nytimes.com

New study suggests simple diet hacks are more effective than intermittent fasting for weight loss

A bowl of warm pasta, a fluffy white bread roll, or a bag of generously salted chips – these starchy delights are like dreams. No wonder many of us couldn’t imagine giving up carbs forever.

But according to Research by the University of Surrey, spending just one day without carbohydrates has a similar effect on the body as intermittent fasting.

Intermittent fasting, also known as time-limited feeding, involves alternating normal feeding periods with significantly reduced calorie intake periods. These fasting windows can be scheduled at specific times each day or throughout the week.

While this approach has various health benefits, consuming less than 800 calories a day, as recommended on the popular 5:2 diet, can be challenging for some individuals.

However, this new study suggests that reducing calories significantly on fasting days may not be necessary. Simply cutting out carbohydrates can provide similar fat-burning benefits.

“What we’re interested in is not necessarily weight loss, but the metabolic effect of this dietary intervention,” said Dr. Adam Collins, the study co-author and an associate professor of nutrition at the University of Surrey, in an interview with BBC Science Focus.

The study, which aimed to investigate the effects of carbohydrates on metabolic health, involved 12 overweight or obese adults aged 20 to 65.

Participants followed three different meal plans with five-day breaks between each diet day for 36 hours (one day and two nights of sleep). The meal plans included a normal meal, a low-carb diet with the same calorie intake as a regular diet, and a low-carb diet with reduced calories.

Results showed that consuming a low-carb diet, regardless of calorie intake, encouraged the body to burn fat for energy similar to a fasting diet.

Carbohydrates include starches such as potatoes and pasta, grains such as rice and oats, baked goods such as bread and pastries, fiber foods such as vegetables and fruits, and sugar confectionery such as sweets and chocolate.

Dr. Collins explained that the body is designed to use carbohydrates for energy after meals and fats between meals and overnight. Consuming carbs too frequently can lead to poor management of metabolism.

Intermittent fasting or reducing carbohydrate intake helps the body reset and start burning fat for energy. Dr. Collins also emphasized that while restricting carbs long-term may hinder glucose processing, alternating low-carb days with regular meal days can be a sustainable and beneficial approach for metabolic health.

He concluded by saying, “Food is not a sin. Carbs aren’t bad. Fats aren’t bad. It’s all about moderation.”

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About our experts:

Dr. Adam Collins: An associate professor of nutrition at the University of Surrey’s School of Biological Sciences. With over 20 years of experience as a qualified nutritionist, he leads BSC and MSC nutrition programs at Sally. His current research focuses on exercise intensity, energy balance, intermittent fasting, dietary timing and composition, and carbohydrate manipulation for metabolic health.

Source: www.sciencefocus.com

Creation of Violent and Beautiful Phenomena in the Universe: The Story of Space Jet

Two recent epic astronomical discoveries may seem unrelated at first glance.

One is an image captured by the James Webb Space Telescope showing newborn stars in our galaxy, approximately 450 light years away. This incredible picture depicts the birth of the solar system with thin dust discs slowly forming.

The other discovery combines optical and wireless data to reveal a massive astrophysical system larger than the Milky Way. This discovery provides a glimpse into the intergalactic violence caused by supermassive black holes actively consuming their surroundings.

Despite their differences, a striking similarity can be observed between the two discoveries. Both display objects emitting long, straight jets of light or material into the universe, resembling double-sided lightsabers.

Discovered by JWST, the HH 30 is a primitive disk illuminated with a newborn star in the center, expelling a jet of gas and dust. Approximately 450 light years away from the Taurus Molecular Cloud – Photo Credits: ESA/Webb, NASA & CSA, Tazaki et al

Astrophysical jets are a common phenomenon in space, driven by the basic features of gravity, rotation, and magnetic fields.

The formation of discs in space involves a few simple steps driven by gravity and rotation. Material is attracted towards an object creating discs like spiral galaxies, protoplanetary discs, and accretion discs around black holes.

Gravity and rotation explain the formation of these discs, while magnetic fields play a crucial role in the generation of jets. Charged particles in space generate magnetic fields when in motion, leading to the creation of long, straight jets perpendicular to the disc plane.

Using wireless and optical data, astronomers discovered this huge astrophysical jet. This extends farther than the Milky Way – lofar/decals/desi regacy imaging surveys/lbnl/doe/ctio/noirlab/nsf/auraImage Processing: m zamani (nsf noirlab).

These jets vary in strength and size depending on the magnetic field and rotation that drives them. From protostars to supermassive black holes, jets can extend vast distances into space, showcasing the extreme power of gravity and magnetic forces in the universe.

Astrophysical jets provide a mesmerizing insight into the mechanisms driving the most extreme wonders of the universe, from stars being devoured by black holes to pulsars emitting light across space.

Source: www.sciencefocus.com

The Potential Risks of Cryonics: How They Could Impact Your Chance at Immortality

In these turbulent times, there is a growing interest in cryonics as a way to freeze and preserve human remains for potential revival in the future when medical technology is more advanced.

The concept is intriguing – it’s like a savepoint in a video game where you can “undo” your life experiences and start anew when revived.

Despite the increasing enthusiasm for cryonics, there are significant challenges that need to be addressed before it can be considered a viable option.

Freezing Limitations

Freezing living organisms at ultra-low temperatures often results in irreparable damage, leading to death. The human body, being primarily composed of water, cannot withstand the formation of ice crystals that can cause extensive harm to cells and tissues.

While anti-freeze agents can help mitigate this damage at a cellular level, the complexity of the human body poses a greater challenge when trying to freeze it effectively.

Freezing the human body for cryonics often causes irreversible cell damage, especially in the brain, making revival virtually impossible with current technology. – Photo credit: Getty

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Freezing and thawing the human brain poses a particularly daunting task due to the complexity and vulnerability of brain cells. Neurons, being highly energy-dependent and structurally intricate, are difficult to preserve and repair through cryogenic processes.

Challenges with Brain Preservation

Many proponents of cryonics opt to freeze only the head or brain under the assumption that advancements in medicine can facilitate the replacement of the rest of the body. However, reanimating a frozen brain presents significant hurdles.

Neurons, the building blocks of brain function, are fragile and sensitive to damage. The intricate connections between neurons, which form the basis of memories and identity, are easily disrupted during the freezing process, making reconstruction a monumental task.

Even if future technologies can restore neuronal connections, the complexity of mapping these connections accurately without prior brain scans poses a significant challenge.

Ultimately, while cryonics offers hope for the future, it also requires a substantial amount of optimism given the current limitations and uncertainties surrounding the process.

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Source: www.sciencefocus.com

Strange events occurring in close proximity to a neighboring galaxy

The little Magellan Clouds (SMCs), a dwarf galaxy that is orbiting near our own Milky Way, appear to satisfy a rather dramatic ending.

That is the conclusion of a new study published in Astrophysical Journal Supplement Series astronomers have tracked over 7,000 large stars in SMC. Each one is more than eight times the size of our sun.

These star heavyweights burn a short life that lives bright and fast, providing clues about their own movements as well as their turbulent gas clouds.

And what researchers found was impressive. This former codbone universe’s neighbor is torn apart quite badly by the gravity of the large Magellan Cloud (LMC).

The milky stripes of this star-filled sky are two d-star galaxies visible only from the southern hemisphere – here is a small Magellan cloud photographed above the Delusional Observatory of Eso in Chile. -ESO/j. Corosimo

“SMCs are interacting galaxies that are coupled to the LMC by gravity.” Satoya Nakano the first author of the study said BBC Science Focus. “The stars on the side of the SMC near the LMC experience stronger gravity and are moving towards the LMC, but the stars experience even weaker pulls.”

This gravitational tug of war slowly pulls the SMC apart with possible nudges from our own Milky Way approaching about 200,000 light years away.

So why is this important?

For one, the team discovered that the SMC was not rotating the way astronomers had assumed. Spiral galaxies like our own usually rotate with stars and gas processing around the central axis. But not all galaxies are – and SMC may be one of them.

“The question of when rotational motion appears in galaxies is a very interesting topic among researchers,” Nakano said.

“SMC was considered a rotating galaxy, but this study shows that it is not actually rotating. It suggests that if even a nearby galaxy like SMC is misinterpreted, it requires much more attention when assessing galaxy rotations further away.”

The colours of the arrows represent the direction of the movement of the giant stars in the SMC. Compared to the LMC at the bottom left of the image, most red arrows show movement towards the LMC, while most light blue arrows show movement away from the LMC, suggesting that they are being pulled apart. – Satoya Nakano

And SMC is very close by space standards. Just 200,000 light years away, it is more than ten times closer to Andromeda, the nearest largest galaxy.

The lack of rotation not only changes our understanding of SMC’s structure, but also allows us to discard estimates of mass.

“The SMC is not rotating, so historical estimates of its mass may be incorrect.” Professor Tahara the author of another study said BBC Science Focus.

“The estimates of mass were born from previously estimated rotational motions. However, if these are not reliable, the estimates need to be revised. Without this, we cannot predict the future existence of SMC.”

Nakano and Tahara hope that detailed simulation observations to model the fate of the galaxy open the door. But for now, the future appears to be far from bright.

About our experts

Satoya Nakano is a doctoral candidate from the Faculty of Physics, Graduate School of Science, Nagoya University, Japan.

Tahara Sword He is an associate professor at Nagoya University Graduate School of Science, Japan. His research is Publications of the Japanese Astronomical Association, Astrophysical Journal and Astronomy and Astrophysics.

read more:

  • How do you know that the Milky Way is a spiral galaxy?
  • How many galaxies are there in the universe?
  • How Alien Galaxies Will Quickly Collide Ours

Source: www.sciencefocus.com

The Impact of the Season on Your Metabolism: How Your Thinking Can Make a Difference

Ah, the circle of life! Your parents engage in intimate activities, and nine months later, you make your grand entrance into the world (apologies for that mental image).

However, did you know that the temperature during your parents’ romantic encounters could impact your metabolism for the long haul?

According to recent research conducted by a researcher at the University of Tokyo in Japan, this might be the case.

The study analyzed the season when 642 Japanese adults were conceived and discovered that individuals conceived during colder months tend to have lower body mass index (BMI), less visceral (abdominal) fat, and a faster metabolism compared to those conceived in warmer months.

This correlation is linked to brown fat, a type of fat that burns energy even at rest, helps keep the body warm, and assists in regulating blood sugar levels.

“People conceived during colder seasons tend to have more active brown fat as adults,” explained Takeshi Yoneshiro, an associate professor at Tohoku University Graduate School of Medicine, in an interview with BBC Science Focus.

Having more active brown fat means the body burns more energy while resting, potentially resulting in a faster metabolism compared to individuals with lower levels of brown fat.

Our bodies utilize white fat for calorie storage, but brown fat is essential for maintaining warmth. – Credit: nopparit via Getty

Professor Jaswinder Sethi, an expert in immuno-metabolism at the University of Southampton who was not involved in the research, stated to BBC Science Focus: “Brown fat’s primary role is to produce heat and maintain body temperature.

“Moreover, brown fat activity significantly contributes to energy expenditure, aiding in reducing the need for storage and potentially preventing the risk of obesity and metabolic disorders.”

Yoneshiro suggested that parental exposure to cold temperatures could lead to epigenetic modifications, influencing how our genes are expressed.

“In modern times, this metabolic system may help regulate energy balance and protect against metabolic diseases by acting as a heater and air conditioner,” Yoneshiro explained.

However, Sethi cautioned: “It’s crucial to note that, similar to many known genetic variations associated with obesity, these changes are not the sole contributors to future health issues, as individuals may have genetic predispositions affecting their metabolism.”

Additionally, Dr. Adam Collins, an Associate Professor of Nutrition at the University of Surrey not involved in the study, stated to BBC Science Focus that the significance of brown fat in metabolic regulation may be overemphasized.

“Having abundant brown fat might not necessarily equate to a higher metabolic rate,” Collins noted. “The benefit of brown fat lies in its ability to generate heat, particularly in cold conditions, rather than simply burning calories.”

Since this study is observational, it cannot definitively prove that the season of conception impacts a child’s metabolism in the long term.

Nonetheless, Yoneshiro expressed hope: “If other factors can reproduce this effect, targeted interventions may be developed to enhance metabolic resilience in future generations.”

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About our experts:

Dr. Takeshi Yoneshiro is an associate professor of biomedical sciences specializing in molecular physiology and metabolism at Tohoku University’s Graduate School of Medicine. Prior to joining Tohoku University in 2023, he served as an associate professor at the Center for Advanced Science and Technology Research at the University of Tokyo.

Jaswinder Sethi is a professor of immunotherapy at the University of Southampton. She is also an Honorary NHS Foundation Trust Research Fellow and a member of the Life Sciences Institute. Her research focuses on immune metabolism, obesity, metabolic diseases, and tissue remodeling.

Dr. Adam Collins is an Associate Professor of Nutrition at the School of Biological Sciences, University of Surrey. With over 20 years of experience as a qualified nutritionist, he leads BSc and MSc nutrition programs at the university. His research includes studying exercise intensity and energy balance, intermittent fasting, dietary composition and timing, and carbohydrate manipulation for metabolic health.

Source: www.sciencefocus.com

The Impact of Elon Musk’s Failing Satellite on the Ozone Layer

At present, there are around 13,000 satellites orbiting Earth, with roughly 10,000 of them functioning. However, the number of satellites in orbit is set to increase drastically by 2030, with 50,000 new satellites expected to be launched.

This significant increase is primarily due to the rise of Internet megaconstellations like SpaceX’s Starlink and other satellite projects. Currently, there are approximately 8,000 satellites in low Earth orbit, with nearly 6,500 of them being Starlink satellites.

SpaceX plans to deploy 12,000 satellites and is seeking approval for an additional 30,000, while other companies, like Amazon, are also planning their own megaconstellations.

The influx of satellites in low Earth orbit raises concerns about potential collisions and environmental impacts. Scientists warn that megaconstellations could harm the ozone layer, which protects the planet from harmful UV rays.

When satellites are decommissioned, they re-enter the Earth’s atmosphere and release aluminum oxide particles, which can damage the ozone layer by catalyzing chemical reactions. These particles can linger in the atmosphere for decades, further depleting the ozone.

Research published in the Geophysical Research Journal in 2024 revealed that a single satellite can release a significant amount of aluminum oxide particles, which can accumulate over time and contribute to ozone depletion.

The continuous deployment of megaconstellations could inject large amounts of aluminum oxide into the upper atmosphere every year, significantly increasing the risk of ozone layer damage.

The short lifespan of internet satellites in low Earth orbit poses additional challenges, as they need to be actively removed or they will burn up in the atmosphere. SpaceX’s Starlink satellites, for example, could be pulled out of orbit within five years if not removed.

The constant re-entry of decommissioned satellites could release a stream of burnt-out material into the atmosphere, exacerbating the environmental impact. Scientists predict a significant increase in satellite re-entries in the coming years, which could further impact the ozone layer.

It may take several decades before the full extent of satellite re-entry impacts the ozone layer, but the rapid growth of megaconstellations poses a significant risk to ozone layer recovery efforts.

Future research collaborations are being formed to study the direct link between decommissioned satellites and ozone depletion, aiming to quantify the environmental risks associated with satellite combustion.


This article addresses the query posed by Claudine Best from Dorset: “Do satellites burning in the atmosphere pose a threat to the environment?”

To submit your questions, please email Question@sciencefocus.com or message us on Facebook, Twitter, or Instagram (don’t forget to include your name and location).

Explore more fascinating science topics on our website for fun facts and insights.


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Source: www.sciencefocus.com

Trump grants tariff exemptions for smartphones, computers, and other electronic gadgets

Following more than a week of tariffs on imports from China, the Trump administration released regulations late Friday that spared smartphones, computers, semiconductors, and other electronic devices from various fees. This move significantly reduced prices for high-tech companies like Apple and Dell, as well as for consumers purchasing iPhones and other electronic products.

A message issued by US Customs and Border Protection on Friday included a lengthy list of products that faced tariffs on Chinese goods. Notably, exclusions were granted to smartphones, computers, semiconductors, and other technology products. However, additional duties will still apply to electronic devices and smartphones, as well as an increase in tariffs on semiconductors.

This exemption is a significant relief for tech giants like Apple and Nvidia, who would have faced substantial losses from punitive taxes. Many consumers rushed to purchase iPhones to avoid potential price hikes on electronic devices. These exemptions may help mitigate inflation and uncertainty in the economy.

The tariff relief marks a change in Trump’s trade policies aimed at promoting US manufacturing. Factories producing electronic devices like iPhones and laptops are primarily located in Asia, particularly China. The exemptions apply not only to China but also to other countries.

However, this relief may be short-lived as the Trump administration plans another trade investigation related to semiconductors. This could impact other technology products and result in additional tariffs. The administration aims to protect American semiconductor production, which is essential for various consumer products.

Despite the exemptions, Trump remains committed to domestic manufacturing of these products, signaling a shift towards US production. The policy change aims to secure the supply of American semiconductors, crucial for smartphones, cars, and various other goods.

The recent tariff exemptions signify a partial retreat from Trump’s trade war with China, covering a significant portion of US imports from the country. Other Asian countries stand to benefit as well, with the exemptions reducing tariffs on imports from Taiwan, Malaysia, Vietnam, and Thailand.

Trump’s decision to exempt certain product types followed a volatile week where he reversed course on several tariffs imposed earlier. The exemption excludes China, which retaliated with its own tariffs. This led to a steep decline in the stock values of tech companies, notably impacting Apple’s market capitalization.

The tech industry views Trump’s moderation as a positive development, as it eases tensions and supports continued investment in the US. Notably, Apple CEO Tim Cook has been actively engaging with the administration to secure exemptions for Apple products and promote US manufacturing.

However, the threat of further tariffs on semiconductors and other electronics looms, with potential implications for the industry. The Trump administration is considering additional duties under legal provisions, which could impact various sectors and imports.

Apple responds to the recent tariff exemptions, remains committed to China’s manufacturing facilities, citing challenges in skilled labor availability in the US compared to China. The company has faced pressure over the years to shift some iPhone manufacturing to the US, but logistical and workforce constraints pose significant hurdles.

The potential implications of Trump’s tariff policies on Apple products raise concerns about price increases and supply chain disruptions. Apple’s strategic decisions regarding manufacturing and pricing will have a significant impact on its operations and market positioning, considering ongoing trade tensions and regulatory changes.

The looming threat of additional tariffs on electronics underscores the uncertainty and volatility in the tech industry. As the US and China navigate trade negotiations and policy shifts, tech companies like Apple face challenging decisions to maintain competitiveness and comply with evolving regulations.

Apple’s stance on tariff exemptions and manufacturing challenges reflects the complex interplay between global trade dynamics and corporate strategies. The company’s extensive supply chain and reliance on Asian manufacturing facilities underscore the broader implications of trade policies on multinational corporations.

As trade tensions continue to escalate, tech companies like Apple must navigate regulatory uncertainties and market pressures. The potential impact of tariffs on product pricing, supply chains, and global competitiveness looms large as companies seek to balance operational efficiency and regulatory compliance.

The ongoing trade negotiations between the US and China, particularly regarding technology products, highlight the delicate balance between economic interests and national security concerns. The implications of tariff policies on semiconductors and electronics underscore the broader geopolitical challenges facing the tech industry.

As companies like Apple navigate shifting trade dynamics, regulatory changes, and market uncertainties, strategic decision-making becomes increasingly complex. The need to adapt to evolving trade policies while maintaining global competitiveness requires innovative solutions and proactive engagement with policymakers.

Source: www.nytimes.com