Is artificial intelligence flight ready?

For as long as humans have looked toward the stars, one question has remained unanswered: how did life begin? Scientists have ...

For decades, humanity has listened to the cosmos, hoping that somewhere among the stars another civilization might be trying ...

If you were hoping we’d find alien life hanging out on a cozy, pint-sized planet anytime soon, then you should know that ...

The nature of space, time and the evolution of life on Earth mean it’s unlikely extraterrestrial life has visited our home planet.

LOS ANGELES (AP) — In "Disclosure Day," out Friday, Steven Spielberg is once again inviting audiences to ponder the existence of extraterrestrial life — and the implications it would have for religion ...

For a world to maintain an atmosphere long enough for life to gain a foothold, it seems it needs to be at least as big as ...

Many have watched recently released UFO videos, but most still think the government knows more than it is saying.

A Durham University survey reveals 86% of astrobiologists believe alien life likely exists, despite no confirmed evidence.