Long skeptical about the UFO conversation, Neil deGrasse Tyson has weighed in on the debate about extraterrestrial life.

Over the last decade, since the work of a shadowy government program called the Advanced Aerospace Threat Identification ...

Extraterrestrials are already here on Earth, disguised as humans or living in secret bases hidden underground or even on the far side of the moon, according to a shocking new scientific paper from Ivy ...

UFO researchers say upcoming US defence files on unexplained phenomena could reveal proof of alien life within weeks, potentially supporting claims extraterrestrials are already on Earth, even as ...

Astrophysicist and science communicator Neil deGrasse Tyson spills on his obsession with aliens and the best and worst ...

Noah Hawley and the Xenomorph from 'Alien: Earth' Matt Sayles for Deadline/FX EXCLUSIVE: Noah Hawley is hoping that Alien: Earth has found its forever home at the UK’s Pinewood Studios. As the the FX ...

Alien experts claim powerful extraterrestrial life exists in the universe, which is beyond the control of any government — and could wipe out life on earth. Following Tennessee Rep. Tim Burchett’s ...

Barack Obama's insisting the USA doesn't have little green men or alien spaceships locked up in an underground bunker ...

The former president swore that if the U.S. government knew about — or possessed — aliens, the information would have already ...

Neil deGrasse Tyson is an astrophysicist who is the director of the Hayden Planetarium at the American Museum of Natural ...

The Pentagon's release of files might help scientists shed light on unexplained phenomena and government secrets, experts ...