Check out 5 MORE mysterious UFO sightings that just can’t be explained, in this The Proof Is Out There compilation.

The U.S. military released a new batch of files related to UFOs, including one report from a Navy pilot who said a mysterious object was "unlike anything I had seen" in 28 years of service.

New UFO Videos Released By the Pentagon, Fourth Batch of Files ...

Catch up on the most interesting science news from the last week.

The Pentagon has released another batch of ‘UFO Files’ with footage of unknown objects in the sky—here are the most common alien theories, explained. Another batch of “UFO Files” have been dropped by ...

Avi Loeb, a Harvard astronomer who has made headlines with his theories about alien encounters, will lead a White House scientific advisory council on UFOs.

For years, The New York Times has followed the release of US UFO files. The newly accessible documents go beyond sightings, tracing back to World War II and repeatedly mentioning Germany. View on euro ...

We are in the midst of some kind of small-d UAP disclosure from the United States government. The Department of Defense is releasing pretty underwhelming UFO records in adherence to a law passed by ...

New claims that the United States has recovered remains of four separate species of alien life are sending shockwaves throughout the UFO disclosure movement, further drumming up conversations ...

The Pentagon released its fourth batch of files related to unidentified anomalous phenomena (UAPs) Friday, which contains 40 files that include an account of a UAP described by a military as "unlike ...