Deaths of nearby massive stars may have played a significant role in triggering at least two mass extinction events in ...

Residents in Tampa Bay, Florida were confounded after seeing what seemed to be an explosion in the sky around Thursday's sunset.

“Oh my God.” Meanwhile, Paul Reinhardt recorded the explosion while in Madeira Beach. “It’s like a planet or a space station ...

At least two mass extinction events in Earth's history were likely caused by the "devastating" effects of nearby supernova explosions, a new study suggests. Researchers at Keele University say these ...