Recent observations suggest that scientists have identified potential microbial fingerprints in the atmospheres of other planets, raising intriguing questions about the possibility of alien life ...

And over the years, there have been plenty of almosts. The closest was probably Neill Blomkamp's canceled Alien 5, a planned direct sequel to Aliens that would have ignored Alien 3 and Alien: ...

The unusual specimen raised eyebrows because it appeared capable of causing levitation. An official investigation has not settled the matter, some UFO enthusiasts say.

Astronomers have reportedly narrowed the search for extraterrestrial life to a focused list of 45 rocky exoplanets. Out of ...

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