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 ...

A new report details that the number of sightings of Unidentified Anomalous Phenomena is increasing as enthusiasts are searching for a chance to connect with the outrageous mysteries of the universe.

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 ...