Users of a naturally occurring psychedelic drug are convinced they've encountered real alien beings, including 'machine elves,' which inhabit a realm beyond our Earth. These machine elves, described ...

Erich von Däniken, author of ‘Chariots of the Gods?’, died at 90. His controversial theories on extraterrestrial influences ...

When we imagine contact with extraterrestrial intelligence, we tend to picture messages: radio signals, mathematical codes, or perhaps a universal language waiting to be discovered. But what if alien ...

"Star Trek" is home to countless alien species, many of whom offer beloved characters. Some are not. We rank the 10 most disturbing alien races in the galaxy.

Nerdist: There have been many variations of synthetic people in the 45 years of the Alien franchise. Characters like Ash, then Bishop in Aliens. But never a cyborg before now. How did you prepare to ...