UFOs, once an American oddity, have expanded into an international phenomenon—there’s no shortage of alleged sightings, ...

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

More than 170 accounts and videos reveal never-before-known UFO sightings.

If they hadn’t finally shown themselves at the end of the movie—in a sky-filling, strobe-lit mother ship too awe-inspiring to conceal—there’s no doubt the U.S. government would have gone on hiding the ...

A CIA scientist has confirmed decades of reports alleging that there are multiple intelligent races throughout the galaxy, ...

One of the largest UFO festivals in the U.S. is almost here as alien enthusiasts get ready to come together and celebrate in ...

New government UFO files reveal Apollo 17 astronauts saw 'Fourth of July' like flashes and other strange phenomena during a 1972 mission to the moon.