UFO Stories
Explore the wide and mysterious world of unexplained aerial phenomena.
Interactive Map: UFO Sightings Taken Seriously by the U.S. Government
Mysterious lights. Sinister saucers. Alien abductions. Between 1947 to 1969, at the height of the Cold War, more than 12,000 UFO sightings were reported to Project Blue Book, a small, top-secret Air Force team. Their mission? To scientifically investigate the incidents and determine whether any posed a national security threat. Here are some of their most fascinating cases.
Inside Area 51: Test your Knowledge of the Real History
Stealth aviation. Obsessive security. Clandestine A-Bombs. How much do you know about the real history of Area 51?
Cold War Sightings
How the U.S. Air Force Investigated UFOs During the Cold War
On the afternoon of June 24, 1947, amateur aviator Kenneth Arnold was flying near Mt. Rainier, Washington, when he suddenly spotted nine unusual objects on the horizon. Arnold claimed the craft flitted from side to side and flipped in unison like “the tail of a Chinese kite,” and ...read more
Project Blue Book
In June 1947, while flying his small plane, businessman and civilian pilot Kenneth Arnold reported seeing nine objects moving at high speeds through the skies over Washington’s Mount Rainier. Widely publicized reports of Arnold’s experience, followed by an increasing number of ...read more
Meet J. Allen Hynek, the Astronomer Who First Classified UFO 'Close Encounters'
It’s September 1947, and the U.S. Air Force has a problem. A rash of reports about mysterious objects in the skies has the public on edge and the military baffled. The Air Force needs to figure out what’s going on—and fast. It launches an investigation it calls Project Sign. By ...read more
