There’s no data to suggest that aliens exist. However, if we believed they existed and came to Earth, our planet would offer ...

Using emerging radio techniques refined during and after the Second World War, the astronomers detected a powerful radio ...

Scientists have found a hidden biosphere stretching miles beneath Earth’s surface and as deep as 6 miles below the seafloor.

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

The hilarious comedy about an alien stranded on earth returns for a fourth season, but will move to a new network.

A recently discovered "super Earth" located around 25 light-years from our planet is not as massive as previously thought, ...

Attention human. You are receiving an interstellar radio transmission. And it could be coming from one of the nearest exoplanets, Proxima Centauri b. What conditions make this planet a candidate for ...

George Takei is best known for his role as Hikaru Sulu on "Star Trek: The Original Series," but he has since become a global ...

Scientists say moons around rogue planets wandering through the galaxy could remain warm enough for life thanks to tidal heating and hydrogen-rich atmospheres. These dark, starless worlds may have had ...

The Xenomorph is obviously the star of the show in 20th Century's Alien franchise, but after playing the prologue of Alien: Isolation 2 at Summer Game Fest, I found myself unexpectedly excited not by ...

E.T. the Extra-Terrestrial was a global phenomenon that spawned many knockoffs, with films like Purple People Eater, Badi, ...

A.V. Club staffers wonder if, after watching the Disclosure Day broadcast, their reactions would live up to Steven Spielberg's expectations.