A viral podcast moment last month reignited speculation about extraterrestrials and prompted President Donald Trump’s commitment to kickstarting the release of government files on flying saucers. But ...

This ship was huge. It was like a city-sized ship. And there was hundreds of beings on board,” said Debbie Solaris, a military veteran and ...

Earthlings, brace yourselves: the galaxy may be emptier than your last Tinder date. According to a new study, any alien civilizations out there? Probably short-lived — and doomed to fail spectacularly ...

Some believe the Betz mystery sphere, a steel ball that a Florida family found on their property in 1974, is a piece of alien ...

Reacher's Alan Ritchson stars in War Machine, a Netflix movie that's actually worth checking out if you like sci-fi, action, ...

Here are the best sci-fi movies from every year of the 2010s – the ones that made the best use of the genre's concepts and storytelling.

Ridley Scott's exceptionally influential sci-fi film Alien is a hit on streaming once again. Find out more here.

We're drooling (acid) at the thought.

Life's capacity to survive in simulated lunar and Martian soils has been explored in two papers published in Scientific ...

Ever since physicist Freeman Dyson first proposed the concept in 1960, the "Dyson sphere" has been the holy grail of ...

Parasitic wasp with a giant head has been discovered and it's the stuff of nightmares ...