2025-07-28

These Are the First FireSat Images for Finding Wildfires from Space

A new satellite program backed by Google and global nonprofits is looking to mitigate destructive fire seasons. [...]

2025-07-28

This Star System Contains 5 Potentially Habitable Planets

Astronomers have discovered a new exoplanet that may be habitable 35 light-years from Earth. Named L 98-59 f, it joins four other worlds in the temperate zone of an intriguing planetary system. [...]

2025-07-28

Fermented meat with a side of maggots: A new look at the Neanderthal diet

Researchers reconstruct ancient diets by studying stable nitrogen isotope ratios. [...]

2025-07-28

Ars spoke with the military’s chief orbital traffic cop—here’s what we learned

"We have some 2,000 or 2,200 objects that I call the 'red order of battle.'" [...]

2025-07-28

You Can See 2 Meteor Showers at Once This Week. How to Catch a Glimpse

Reaching their full glory on the same day this week are the Alpha Capricornids and Southern Delta Aquariids meteor showers. Here's when to look up. [...]

2025-07-27

NASA may lose close to 4,000 employees after latest deferred resignation round

The second round of deferred resignations for NASA staff closed on Friday, and the agency says roughly 3,000 employees applied to leave, according to Bloomberg. The Trump administration first offered [...]

2025-07-27

A ‘Grand Unified Theory’ of Math Just Got a Little Bit Closer

By extending the scope of a key insight behind Fermat’s Last Theorem, four mathematicians have made great strides toward building a unifying theory of mathematics. [...]

2025-07-27

20 years after Katrina, NatGeo and New Orleans remember

20 years ago, Ivor Van Heerden warned of impending disaster in New Orleans. Are his warnings still going unheeded? [...]

2025-07-27

Robots eating other robots: The benefits of machine metabolism

If you define "metabolism" loosely enough, these robots may have one. [...]