The universe may end trillions of years sooner than we thought Live Science

Early Earth may not have had the right ingredients for life — until a nearby Mars-size planet crashed into it, two new studies hint.

Researchers have detected a gamma-ray burst outside of the Milky Way that's unlike any previously observed. There's no satisfying explanation for the mysterious cosmic explosion, but it may be linked…

Older chatbots, just like people, show signs of cognitive impairment, failing on several important metrics in a test normally used on human patients.