Activists in San Marcos, Texas, protested against proposed data centres that would power artificial-intelligence systems.Credit: Sara Diggins/The Austin American-Statesman via Getty As public opposition grows against the soaring energy and water demands of data centres powering the artificial-intelligence boom, some technology companies are talking about putting these facilities in space. For instance, businessman Elon Musk’s
Get the Popular Science daily newsletter💡 Breakthroughs, discoveries, and DIY tips sent six days a week. By signing up, you confirm you are 16+, will receive newsletters and promotional content and agree to our Terms of Use and acknowledge the data practices in our Privacy Policy. You may unsubscribe at any time. Hikers exploring the
Get the Popular Science daily newsletter💡 Breakthroughs, discoveries, and DIY tips sent six days a week. By signing up, you confirm you are 16+, will receive newsletters and promotional content and agree to our Terms of Use and acknowledge the data practices in our Privacy Policy. You may unsubscribe at any time. The La Mojana
Written by Lucy Lim, Planetary Scientist at NASA’s Goddard Space Flight Center Earth planning date: Friday, July 31, 2026 As mentioned in the previous blog, Curiosity has been exploring a large-scale feature in Gale’s sedimentary record suspected to be an “erosional supersurface.” The “supersurface” represents a period in time when a net depositional environment changed
How people interpret touch can vary by background, but the areas on the body where people feel ticklish were found to be consistent across cultures.Credit: d3sign/Getty Ticklishness is a distinct, specialized body sensation, and how people experience it seems to be consistent across cultures, two neuroscientists have found. The study, published on 10 August in
Editor’s Note: Today’s story is the answer to the August Puzzler. Tides are among the clearest signs of the Moon’s pull on Earth. Just 239,000 miles (385,000 kilometers) away, the Moon’s gravity pulls on Earth’s oceans and solid crust, subtly distorting them into a more oblong shape with bulges roughly extending toward and away from