Browsing: perfect

The Perfect Season to Admire the Milky Way

Milky Way over Uluru, Australia Stefan Liebermann/Mauritius Images GmbH/Alamy Being located in the Northern Hemisphere, my recommendations for observing the night sky are often limited by…

The physics of the perfect coffee pour

Every day, over a billion cups of coffee are consumed, including French presses, espresso, and cold brewing. Physicist Arnold Mattissen from the University of Pennsylvania has…