In a stroke of luck, astronomers saw the comet C/2025 K1 (ATLAS) break into four or five fragments in November after it passed close to the sun.

Researchers at the Department of Energy's SLAC National Accelerator Laboratory and collaborating institutions recently built a generative AI model that can recreate molecular structures from the ...

Israel’s defense minister said Wednesday that the military killed Iranian Intelligence Minister Esmail Khatib. Khatib’s ...

A loud explosive noise heard across Cleveland, Ohio, has unsettled the whole country. Here's what it actually was: ...

There’s a shocking lack of understanding of the physics underlying this commonplace phenomenon, but researchers are on the ...

My colleague and I have published a new study of cactus flowers which may help explain the conundrum. For more than a century ...

Snowpiercer, a graphic novel, movie and TV series, imagines a different deep-freeze scenario: Geoengineering gone haywire. To mitigate global warming, scientists released aerosols into the atmosphere ...

Two microscopic grains collide and produce a tiny spark. This phenomenon may have provided the energy to kick off life on Earth. But if these solid particles have the same composition, what factor ...

Pennsylvania regulators are seeking $2.6 million in penalties from UGI because of a gas leak and deadly explosion at a ...

Rocks from outer space are constantly hurtling toward Earth, slamming into the atmosphere and often exploding into fireballs that both delight and alarm people.