The new Pentagon website includes 162 declassified files on UFOs, or unidentified aerial phenomena. Some experts wonder if they contain anything new.

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

The head of the Pentagon’s UFO office testifies on efforts to explain reports of mysterious sightings.

Over the last decade, since the work of a shadowy government program called the Advanced Aerospace Threat Identification Program was made public in 2017, there has been growing public pressure on the ...