Revolutionary Metal Extraction Techniques from Fungi on the International Space Station

As human space exploration delves deeper into the cosmos, the urgency for sustainable methods to harvest local resources grows, rendering frequent resupply missions increasingly impractical. Asteroids, particularly those abundant in valuable metals like platinum group elements, have become key targets. Recently, scientists conducted a groundbreaking experiment aboard the International Space Station (ISS), utilizing bacteria and fungi to extract 44 elements from asteroid materials in microgravity.

NASA astronaut Michael Scott Hopkins conducts microgravity experiments on the International Space Station. Image credit: NASA.

In this innovative project, known as BioAsteroid, Professor Charles Cockell and his team at the University of Edinburgh utilized the bacterial species Sphingomonas desicabilis and the fungus Penicillium simplicissimum to explore which elements could be extracted from L-chondrite asteroid materials.

Understanding microbial interactions with rocks in microgravity is equally essential.

“This is likely the first experiment of its nature using a meteorite on the International Space Station,” states Dr. Rosa Santomartino, a researcher at Cornell University and the University of Edinburgh.

“Our aim was to customize our methodology while ensuring it remained broadly applicable for enhanced efficacy.”

“These two species behave uniquely and extract varied elements.”

“Given the limited knowledge on microbial behavior in space, we aimed to keep our results universally applicable.”

These microorganisms present promising solutions for resource extraction, as they generate carboxylic acids—carbon molecules that bind to minerals and promote their release through complex formation.

Nonetheless, many questions linger regarding this mechanism, leading researchers to conduct a metabolomic analysis. This analysis involved examining liquid cultures from completed experimental samples, focusing on the presence of biomolecules, particularly secondary metabolites.

NASA astronaut Michael Scott Hopkins conducted experiments aboard the ISS to examine microgravity’s effects, while researchers performed controlled experiments on Earth for comparative data.

Substantial data analysis yielded insights into 44 different elements, 18 of which were biologically derived.

Scanning electron microscopy (SEM) images of L-chondrite fragments under two gravity conditions. Image credit: Santomartino others., doi: 10.1038/s41526-026-00567-3.

“We drilled down to a single-element analysis and began to question whether extraction processes differ in space versus Earth,” notes Dr. Alessandro Stilpe from Cornell University and the University of Edinburgh.

“Do more elements get extracted in the presence of bacteria, fungi, or both?”

“Is this merely noise? Or do we observe coherent patterns? Differential outcomes were modest but intriguing.”

The analysis highlighted significant metabolic changes in microorganisms, particularly fungi, in space, leading to increased production of carboxylic acids and promoting the release of elements like palladium and platinum.

For several elements, abiotic leaching proved less effective in microgravity compared to Earth, while microorganisms demonstrated consistent extraction results across both environments.

“Microorganisms do not enhance extraction rates directly but maintain extraction levels regardless of gravity,” explains Dr. Santomartino.

“This finding is applicable to not just palladium but many metals, though not all.”

“Interestingly, extraction rates varied significantly by metal type, influenced by microbial and gravitational conditions.”

For detailed insights, refer to the results published in npj microgravity.

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R. Santomartino others. Microbial biomining from asteroid material on the International Space Station. npj microgravity published online on January 30, 2026. doi: 10.1038/s41526-026-00567-3

Source: www.sci.news

Internal Departments Are Declining in Influence While Extraction Is Rising

The Trump administration is suggesting a significant reevaluation of how public lands across the U.S. are utilized and managed, based on an Interior Department document released in late April. This draft strategic plan outlines objectives for the next five years, focusing on maximizing economic benefits through resource extraction, such as oil and gas, while minimizing emphasis on conservation.

“This serves as a roadmap for industrializing public land,” stated Taylor McKinnon of the Center for Biodiversity. McKinnon expressed skepticism regarding the administration’s ability to achieve these goals, signaling potential lawsuits from his organization and others.

Many ambitious proposals are being floated that are specific to Washington, DC, and are unlikely to materialize. However, Donald J. Trump is commencing his second presidential term with determined momentum, reshaping federal agencies at a speed previously unseen.

“I am fully committed to implementing the directives of Project 2025,” remarked Jacob Malcolm, who recently led the Department of the Interior’s Bureau of Policy Analysis. Project 2025, a 900-page document published by the Heritage Foundation in 2023, acts as a guiding framework for various policies, including those regarding public land. Much of the section related to the Department of the Interior was authored by William Perry Pendley, a conservative activist.

Among the numerous objectives highlighted in the strategic plan released on April 22, coinciding with Earth Day, “Restoring America’s Prosperity” is a focal point. To realize this goal, the Department of the Interior aims to “open Alaska and other federal lands for mineral extraction,” “boost revenues from grazing, timber, precious minerals, gravel, and other non-energy resources,” and “enhance production of clean coal, oil, and gas with expedited permitting processes.”

The newsletter discussing public domain initiatives first reported this documentation. In a statement via email, a spokesperson for the Interior Department criticized the leak, which seemingly prepares environmental groups, including McKinnon, for legal challenges. The statement labeled the leak as “unacceptable” and claimed it is “irresponsible for media outlets to publish draft documents.” They assured that the leak of internal pre-decision documents would be taken “very seriously,” and an investigation would follow, although no further details were provided by the department’s media office.

The plan does touch upon more conventional goals, such as enhancing “resilience against natural disasters,” improving infrastructure like dams and bridges, and promoting recreation, particularly hunting and fishing. However, the overarching outlook reflected in the 23-page document aligns with long-held Republican views that regard federal land protection as overly burdensome and intrusive—beliefs that gained traction during the late 1970s and the early Reagan administration. After the Sagebrush Rebels began advocating for privatization over conservation, these ideas became more mainstream. (Pendley identifies himself under the handle @sagebrush_rebel on social media, with an avatar featuring Ronald Reagan in western attire.)

“The strategic plan clearly prioritizes the extraction and sale of public land,” stated Aaron H. Weiss, Deputy Director of the Western Priority Center, a nonpartisan nonprofit advocating land protection. “Conservation, protection, recreation, and tribal responsibilities are all deprioritized.” (The Department of Interior sometimes overlaps with “all other departments,” such as the National Park Service, Bureau of Land Management, Fish and Wildlife Bureau, and Bureau of Indian Affairs.)

A significant component of the 2030 plan is already rolling out. Interior Secretary Doug Burgham is moving forward to expedite environmental review processes necessary for approving mines, wells, pipelines, and other industrial infrastructure. Recently, the Trump administration greenlit the construction of homes on federal land. Pendley previously led the Bureau of Land Management during Trump’s first term. Moreover, on May 2, Burgham announced the opening of 87,000 acres managed by his department. for enhanced hunting and fishing opportunities.

Burgham’s strategic plan also includes a provision suggesting the return of federal lands to the states, termed policy diving. As Weiss pointed out, “History teaches us that states often lack the resources to manage such lands, resulting in closures, sales, and increasing privatization. This is the ultimate endgame.”

Still, the vision laid out by the new Home Office may only be partially realized, particularly as courts continue to halt central components of Trump’s agenda. “Much of what they’re doing seems to be illegal,” Dr. Malcolm articulated, referencing the large-scale layoffs instituted by the Trump administration in the Department of the Interior and legal challenges to renewable energy projects. Nevertheless, this document starkly indicates how modern GOPs have significantly diverged from Theodore D. Roosevelt’s legacy of protecting public lands.

Mr. Roosevelt was responsible for implementing the Antiquities Act of 1906, which empowers the president to protect lands of cultural or historical significance. Subsequent Democratic presidents, including Bill Clinton, Barack Obama, and Joe R. Biden Jr., have utilized this legislation, often leading to accusations of executive overreach from conservative critics.

Burgham’s strategic plan suggests implementing “right-sized monuments,” referring particularly to the Bears Ears and Grand Staircase-Escalante National Monuments, which were both downsized during his initial term. While Biden reinstated those changes in 2021, there remains the possibility of additional reductions for these or other monuments.

Additional proposals contemplate restoring historic names, potentially reassigning Native American names, like Denali, Mountain Alaska, back to Mount McKinley. The department also seeks to revoke behavioral protections for certain endangered species and eliminate “unnecessary” electric vehicle policies.

Overall, the vision presented by Burgham sharply contrasts with the 2022-2026 Strategic Plan released by the Biden administration, which emphasized objectives related to “climate change,” “environmental management,” and “environmental justice.” The Biden-era plan celebrated initiatives for diversity, equity, and inclusion—concepts actively dismissed by the Trump administration.

In one of his first actions upon returning to the White House, Trump declared a “national energy emergency.” This move comes in response to the Interior Department’s stated intent to expedite the permitting process for new oil and gas leases.

Experts, however, argue that no such crisis exists. According to the Energy Information Administration, the United States is currently the “world’s largest producer of crude oil and natural gas.” Moreover, with the increasing affordability of renewable energy options, supporting the opening of federal land to excavation appears to lack justification. “We’ve witnessed significant advancements globally,” commented Mark Squilas, a natural resource expert at the University of Colorado Law School in Boulder, who also described claims of a national energy emergency as “absurd.”

Dr. Scrice raised concerns regarding the limited opportunities available for public input on the strategic plans set to be finalized by October. “This essentially circumvents the comprehensive engagement process,” he remarked. “This is not a genuinely thorough process.”

Mary Joe Rugwell, who leads the Public Land Foundation, previously served as the state director of Wyoming’s Bureau of Land Management. She noted that land use policies oscillate between ideological extremes, often leading to legal disputes.

“They’re bound to face lawsuits,” she stated regarding the Trump administration. “And the thing is, once litigation starts, progress comes to a halt; all that arises is a barrage of legal counsel.”

Source: www.nytimes.com