As the peerless "Aliens" turns 40, here are 26 reasons it's still the greatest sci-fi action movie of all time.

Display them, wear them, or play with them.

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

Scientists are raising concerns that we may be overlooking evidence of extraterrestrial life even when it is present. Hidden biosignatures, limitations in detection technology, and assumptions about ...

It was a close encounter of the Schiff kind. President Trump made an out of this world jibe when he was allegedly briefed on ...

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 ...

English science fiction writer Arthur C. Clarke once said, “Two possibilities exist: either we are alone in the Universe or we are not. Both are equally terrifying.” It’s a line that has motivated ...

Illumination, responsible for hits such as the “Minions” and “Sing” franchises, has released the trailer for “Not Alone,” a new alien-themed animated film starring Timothée Chalamet and Selena Gomez.

(RNS) — Roughly a third of the way into Steven Spielberg’s new blockbuster film “Disclosure Day,” which focuses on the theoretical release of evidence documenting the existence of alien life, a ...

Discover the unsettling origins of the Three Kings in Alien: King Killer #4, as Marvel reveals the creatures were engineered ...