Scientists trying to work out whether a star exploded and the resulting debris crashed into Earth 10 million years ago may be one step closer to solving the mystery. They discovered an unusual amount ...

Artist's impression of a supernova. By ESO/M. Kornmesser/Wikimedia Commons, CC BY My hypothesis is that remnants of a supernova – an exploding star – had an impact on the Earth’s past climate, causing ...

A one-ton fiery meteorite streaked across the skies over Georgia at 30,000 mph on Thursday before exploding in midair, prompting hundreds of reports in multiple states. The American Meteor Society ...