NASA officials have previously spoken of the possibility of extraterrestrial life amid scientific uncertainty while ...

Elon Musk has turned a long-running joke about being an extraterrestrial into a central part of his public persona, even as he argues that humanity may be the only intelligent life in the universe.

AMSTERDAM (Reuters) - Nearly half of humans believe in alien life and want to make contact, a survey in 24 countries has found, in what researchers said helps to explain the lasting popularity of the ...

Movies like "Disclosure Day" and "Project Hail Mary" renew our fascination with extraterrestrials and the idea that humankind ...

Add Yahoo as a preferred source to see more of our stories on Google. Is it the invasion of the genome snatchers? Just in case the idea of aliens walking around in human skin suits wasn’t frightening ...

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