Some habitable worlds orbiting dead stars could be kept alive for aeons thanks to a quirk of Einstein’s theory of gravity ...

The Powerball jackpot has grown to an estimated $1.80 billion after no one won Wednesday's drawing. This jackpot is currently the second-largest lottery prize in U.S. history. The next Powerball ...

Astronomers detected in unprecedented detail a collision between two black holes. Their observations confirm predictions made ...