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 ...

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

UAPs include any unexplained phenomenon that occurs on land, sea or space, while UFOs specifically refer to objects that fly ...