The review includes hundreds of cases of misidentified balloons, birds and satellites as well as some that defy easy explanation.

As Congress investigates extraordinary claims that alien spacecraft have invaded American skies, a onetime NASA leader says ...

The Pentagon provided new details today about how its deployable, readily reconfigurable suite of sensors called GREMLIN ...

A swarm of UFOs that were completely unaffected after being hit by a missile outside of an Afghanistan military base was ...

An annual report produced by the Department of Defense and the Office of the Director of National Intelligence revealed ...

Pentagon officials say there have been more than 20 UFO sightings in a 12-month period that need further analysis. While the ...