The John N. Bahcall Lecture Series Presenter: Robert Kirshner, Clowes Professor of Science, Harvard University Exploding stars halfway across the universe show that the expansion of the universe is ...

What can imaging supernovae (plural for supernova) explosions teach astronomers about their behavior and physical characteristics? This is what a recent study published in Nature Astronomy hopes to ...

new video loaded: Virgin spaceship 'mid-air explosion' Photos appear to show Virgin's spaceship exploding in mid-air before its deadly crash. Rough cut, no reporter narration. Advertisement ...

Stuck on a slow bus in Sofia, Bulgaria, Svetoslav Alexandrov passed the time using a mobile app to compare before-and-after images taken of space. The game, part of a citizen science project, was to ...