As demand for disclosure on nonhuman intelligence accelerated, Steven Spielberg was inspired to explore cover-ups regarding ...

Alarmed defense experts believe these UFOs may be highly advanced, next-generation spy drones, raising concerns about ...

Astrophysicist Neil deGrasse Tyson has a blunt request for the government as the Pentagon rolls out the highly anticipated ...

"This is a detective story that can be resolved with better data," Harvard astrophysicist Avi Loeb told Newsweek.

NASA administrator Jared Isaacman says declassified UAP files show real unexplained phenomena but no alien bodies or crashed ships have been found.

Astrophysicist Neil deGrasse Tyson, 67, explained how any alien visitor from another planet would likely look very different ...

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 ...

Dozens of photos were included as part of the release, such as photos shared by the FBI, Department of Defense, and NASA.

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 ...

New batch of previously classified government documents takes no position on origin of unidentified aerial phenomena (UAPs) ...

New UFO files have been released by the Trump administration that include several vivid descriptions of mysterious sightings in the sky.

Newly declassified Pentagon UFO files have reignited debate over a possible alien presence on the Moon after a previously ...