For instance, what if we really are being visited by aliens from other worlds and they turn out to be aggressive, violent, ...

Hollywood makes initiating alien contact seem much easier than it has proven to be. In E.T. the Extraterrestrial, E.T. got ...

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

Harvard astrophysicist Avi Loeb will head the UAP Science Advisory Council established by the White House, the Pentagon, the ...

Vanity Fair reports from the Capitol Hill conference, where members of a sprawling community of national security experts and alien conspiracists gathered.

The Pentagon released its fourth batch of UFO files Friday following President Trump’s declassification order, including ...

NASA's relationship with UFOs has evolved alongside broader changes in public and government interest in unexplained ...

New claims that the United States has recovered remains of four separate species of alien life are sending shockwaves throughout the UFO disclosure movement, further drumming up conversations ...

Why do we tend to assume that UFOs are crafts carrying alien beings rather than alien beings themselves? How the UFO ...

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 ...

Alien and UFO sightings have been anomalies for decades. While the existence of extraterrestrials has become a laughingstock, with SNL making humorous alien sighting skits and Area 51 taking over meme ...