These shocking UFOs have been spotted over some of the biggest cities in the U.S. See more in this compilation from The Proof ...

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

The Pentagon on Friday released a new group of documents and videos related to UFOs, or UAPs, with 72 more documents, images ...

If you're a skeptic, these UFO sightings will convince you that the truth is out there—and it may not be from Earth.

In early 2008, residents in and around the small central Texas town of Stephenville experienced something unexplainable: UFO ...

From the Navy’s infamous Tic-Tac encounter to thousands of recent reports, believers say some of the strangest UFOs may be ...

The Pentagon on Friday released a third batch of vintage classified files related to “flying saucers” and other unidentified ...

No bombshells so far in the latest Pentagon batch of declassified Unidentified Anomalous Phenomena files. But they show the ...

The latest batch of UFO files from the Pentagon includes artistic renderings by credible witnesses.

A series of UFO sightings by federal officials in the western US are detailed in striking illustrations made public by the ...

Kansas City has long been a hotbed of activity, says Margie Kay, director of the Missouri chapter of the Mutual UFO Network ...

A campaigner is calling on the government to resume investigations into alleged encounters.