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

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

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

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

The Donald Trump administration has released numerous files about reported UFO sightings as well as bizarre claims and ...

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

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

A former CIA-linked physicist's comments about 'four alien species' have reignited UFO conspiracy theories online.

Add Yahoo as a preferred source to see more of our stories on Google. EXCLUSIVE: The Discovery networks have picked up two mystery docuseries after striking a deal with Big Media. Big Media, which was ...

Factual producer/distributor Big Media has signed licensing deals with Warner Bros. Discovery for two of its historical investigation series, Greatest Mysteries Ever and Alien Files: Reopened.