Humans have been spotting — and remarking on — mysterious forms in the sky since the beginning of recorded history, but author Garrett Graff traces the "modern age of UFOs" to a flurry of sightings ...

In "After the Flying Saucers Came: A Global History of the UFO Phenomenon," Greg Eghigian explores how individuals, scientists, governments and the media responded to reports of UFO sightings and ...

A declassified document posted to the CIA’s website is raising eyebrows with claims of an alleged UFO attack on Soviet forces. The viral report summarizes an article published by Canadian Weekly World ...