Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals . Unexplained gases on other planets. Things mistaken for UFOs ...

For your extraterrestrial viewing needs, Stacker ranked the top 30 alien movies, according to their IMDb user rating.

Having considered more than 1,000 cases, this analyst of unidentified anomalous phenomena has honed a rational process for ...

For those that like the more action-focused thrills of Aliens, the team at Cold Iron Studios is coming back with a sequel to ...

Could humans spread Earth life beyond our planet? Astrobiologists explain where extremophiles might survive and why the risks are enormous.

In fact, throughout history there have been numerous reports of supposed alien spacecraft sightings that have turned out to ...

L.B. This image released by Black Bear shows Leo Woodall in a scene from “Tuner.” (Black Bear via AP) Christian Petzold, a ...

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

Vanity Fair reports from the Capitol Hill conference, where members of a sprawling community of national security experts and ...

Phobies' Fuller Disclosure update adds ten alien Phobies, five maps, a new event, and a long-awaited pity system on iOS and ...

Somewhere in the Mojave Desert, a gleaming white dome sits in the middle of nowhere, and the story behind it is stranger than ...

Astronomers have recently started looking for black holes bigger than galaxies. Brian Lacki explains how these “stupendously ...