If we're to find extraterrestrial life in the universe, astronomers have pinpointed the best places to look for it. They have ...

European activists delivered five tons of medical supplies to a Havana hospital on Wednesday (March 18), part of an ...

A civilization capable of interstellar travel may also be one that has moved beyond conquest, excess and ecological ...

Debunking alien claims matters, but so does telling richer, more compelling stories about how humans shaped their own past.

The new film probes the possibility of alien life – here's how the science of Project Hail Mary stacks up.

Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about modern anxieties than the past itself?

A U.S. Senate committee voted on Thursday to advance the nomination of Senator Markwayne Mullin to become homeland security secretary, even as the committee's Republican chairman criticized Mullin and ...