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

Anthony Mennella follows a comedic alien encounter inside a home that leaves viewers questioning what is real.

NASA's new alien-hunting telescope, the Habitable Worlds Observatory (HWO), will be serviceable out in space (and it will ...

As much as Steven Spielberg likes aliens, he seems to prefer holding them at arm’s length. The creatures in Close Encounters ...

A polarizing Harvard astronomer has been appointed to lead a Trump administration panel studying UFOs. Avi Loeb is leading a ...

EXCLUSIVE: A new documentary is resurrecting the story of 1995's elaborate alien autopsy hoax. Former Mirror photographer Mike Maloney's testimony blows the UFO debate wide open ...

AI is officially terrifying — so we used it to prank people on camera and see who would actually believe it. We rented a liquor store and hid cameras everywhere, then showed customers AI-generated ...

Left to Right: Steven Yeun in "Nope," the alien in Steven Spielberg's "E.T." and Scarlett Johansson in "Under the Skin" (Universal Pictures / A24) It didn’t take long for stories about ...

Curious about what the alien whispers to Daniel Kellner at the end of Disclosure Day? As Margaret and Daniel race to expose decades of classified alien evidence, Wardex Corporation fights to bury the ...

The project is expected to enable pioneering discoveries by scientists around the world, and ultimately deliver a time-lapse ...

The largest digital camera ever built is starting to capture images of unseen corners of the universe. The Vera C. Rubin ...

Take a drive to the CIA’s Area 51 – a route with more UFO sightings and unexplained mysteries than anywhere else on Earth ...