From the Greys to the Nordics, these aliens appear frequently across abduction stories and science fiction tales.

An Arkansas resident recounts his extraordinary encounters with UFOs and humanoid beings resembling 'grey aliens', ...

Internet-famous UFO stories so wild they may just be true Alien and UFO sightings have been anomalies for decades. While the ...

Add Yahoo as a preferred source to see more of our stories on Google. Illustration by Alberto Mier/CNN When the Trump administration registered the domains Aliens.gov and Alien.gov in March, UFO ...

Former CIA-linked 'psychic spy' Lyn Buchanan has claimed that alien bases and UFO repair hubs are hidden inside four remote mountains, from Alaska to Zimbabwe.

There’s no data to suggest that aliens exist. However, if we believed they existed and came to Earth, our planet would offer ...

Steven Spielberg’s latest UFO blockbuster is generating debate far beyond extraterrestrials and government secrets. “Disclosure Day,” which has already attracted The Steven Spielberg’s New UFO Film ...

According to intelligence reports, each alien species has a humanoid appearance with two arms and legs, Davis claimed. Nordics and Reptilians are human-sized at roughly six feet tall, Davis said at an ...

Former CIA psychic spy Lyn Buchanan has claimed he uncovered the coordinates of four top-secret alien bases buried deep inside remote mountains around the world ...

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

For decades now, UFO stories have mostly involved blurry lights in the sky, shaky footage shot on potato phones and men called Del insisting they’d seen something strange from their truck on the drive ...

MORE: I'm a pastor who attended a secret UFO disclosure meeting. We saw images of 'translucent beings' that chilled me to the bone A former CIA scientist has claimed that there are several alien ...