From a primordial tree at the dawn of time to machine civilizations and their eventual collapse, this fictional world covers ...

What would aliens actually look like? While simple life forms like bacteria may be common in the universe, complex ...

That little alien emoji staring back from your phone, with its smooth, bulbous head and almond-shaped black eyes, has ...

These videos feature a spookfish so alien that it seems like a sci-fi concoction, as well as thermal vents spewing life-forming materials into the depths of the Atlantic ...

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

Roswell’s annual U.F.O. festival was supposed to be full of triumphant “told you so’s” after the Trump administration ...

SCOTLAND’S spaceport is looking for security guards to fend off intruders — and nosy “aliens”. Bosses at SaxaVord in the ...

Steven Spielberg once again made a movie that focuses on aliens coming to Earth, so it's probably worth watching some other great alien invasion films.

Astronomers have revised the mass of nearby exoplanet GJ 3378 b, recasting it as a rocky super‑Earth in the habitable zone ...

According to the History Channel, they are officially scheduled to air another new episode of their hit documentary series, ...

Thousands of people have reported UFOs or alien encounters in Northern California. That number could soon go up.

A fan designer drenched the classic 11 in soft, monochromatic sage green, and the tonal result looks ready for a lookbook. Here's the AJ11 'Alien' concept.