The Department of War released 162 files — including photos and video — related to UFO sightings. Here are the 5 most intriguing revelations.

More than 300 pages of intelligence reports from the National Security Agency have shed new light on UFO sightings.

The files include reports of stalled vehicles, glowing objects and radar sightings.

A UFO sighting in Anoka, Minnesota, by at least three police department employees, including one police officer, led to an ...

Operation Prato was a secret Brazilian military investigation launched after hundreds of residents reported terrifying UFO sightings and strange aerial lights over remote villages.

Anoka Police Department employees are said to have seen an unidentified object in the sky last winter. They said when it flew away, it "skipped across the sky." ...