From the Greys to the Nordics, these aliens appear frequently across abduction stories and science fiction tales.

Researchers say a biocontainment facility on the Moon could be humanity's last line of defense against potential future alien ...

Science over sensationalism: Tyson says the latest UFO file release offers no new proof of alien visits but is a chance to apply evidence-based thinking. Preparedness mindset: In his new book, Tyson ...

A Catholic nun has weighed in on the long-running debate surrounding UFOs and extraterrestrial life. In a video posted on The ...

As much as Steven Spielberg likes aliens, he seems to prefer holding them at arm’s length. The creatures in Close Encounters ...

Devils Tower, Wyoming (CNN) — The buzz started in a hay meadow at the foot of a mysterious-looking geological formation. Helicopters and trailers arrived in large numbers, famous faces and a ...

A provocative sci-fi thriller that challenges truths, explores hidden realities, and pushes readers to question belief on extraterrestrial life and unseen force NEW ...

Add Yahoo as a preferred source to see more of our stories on Google. Steven Spielberg on "The Late Show with Stephen Colbert" (CBS) After making so many movies involving aliens — and specifically so ...

Disclosure Day had people talking for its fresh take on alien contact and powerful sci-fi themes. These films follow the same ...