NASA said the energy released when the meteor broke up was equivalent to about 300 tons of TNT.

NASA shared an initial analysis of a 5-foot-wide fireball meteor that exploded in the sky over the northeastern U.S. on Saturday, May 30.

NASA’s Hubble telescope captured an “extraordinarily” rare moment of a comet exploding into fragments, the space agency said. The comet K1, whose full name is C/2025 K1 (ATLAS), was caught fragmenting ...

Almost 13,000 years ago, North America underwent drastic changes at a rapid rate. Mammoths, mastodons, giant ground sloths, and many other large animals went extinct. Around the same time, the Clovis ...