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

On December 26, 1980, a UFO crash site in Suffolk Country, England has become one of Britain's most famous UFO encounters in this clip from Season 12, "The Mystery of Rudloe Manor." ...

Former Pentagon UFO investigator Luis Elizondo claims the US government possesses unreleased photographs showing what appear ...

The Pentagon has released another batch of documents relating to UFOs, including one described by military personnel as ...

Roswell’s annual U.F.O. festival was supposed to be full of triumphant “told you so’s” after the Trump administration ...

The Pentagon’s latest tranche of UFO files once again includes provocative videos of mysterious moving objects, and once ...

The Pentagon has released 40 new declassified UFO files, including decades-old military reports, videos and images ...

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

The U.S. military released a new batch of files related to UFOs, including one report from a Navy pilot who said a mysterious ...

Authorities, though, have a much more mundane explanation: space junk. The Australian Space Agency said the spheres are ...

NASA chief Jared Isaacson has confirmed that the space agency has taken images of objects that remain unknown, which could be ...