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

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

The Pentagon on Friday released a third batch of vintage classified files related to “flying saucers” and other unidentified anomalous phenomena — better known to most Americans as unidentified flying ...

Jared Isaacman says NASA has captured imagery of unknown objects it cannot explain, as Trump pushes broader UAP ...

The volume includes 40 new files, including 19 videos.

Stacker compiled a ranking of cities with the most UFO sightings in Colorado using data from the National UFO Reporting ...

NASA's relationship with UFOs has evolved alongside broader changes in public and government interest in unexplained ...

Pilot Kenneth Arnold took flight from Chehalis, Washington in his single-engine airplane, looking for a missing military ...

National attention on UFOs has shifted in recent years, especially after the US government in the past decade has released ...

KECKSBURG, Pa. — People gathered at the Kecksburg VFD UFO Festival hoping for a close encounter. The iconic event celebrates ...