Aliens & UFOs

Do Aliens & UFOs exist? Has man been visited by other races from other worlds? Explore the fascinating evidence for and against the existence of extraterrestrials.

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UFO Theory

Since humans have observed strange phenomena, they have tried to explain them. UFO theories vary as widely in their credibility as in their imagination. Learn about theories of UFOs, aliens, spaceships, and the government.

UFOs and the Government

In the early 20th century, wherever there were "flying saucers," there was also ridicule, dished out to anyone courageous or foolish enough to defy the orthodoxy. How involved were the government researchers in UFO research--and what did they find?

UFO History

Modern UFO history began with the 1947 UFO sighting by pilot Kenneth Arnold. But the roots of UFO stories stretch back to ancient and medieval days. Learn about the history of UFOs and strange phenomena from ancient times to the mid-20th century.

How Area 51 Works

Less than 100 miles from Las Vegas, is the most famous secret military installation on the planet: Area 51. For decades, the U.S. government refused to acknowledge it existed. But now, the secret is out.

July 7, 1947: UFO Crashes in Roswell, N.M.

In July, 1947, unusual debris was found in Roswell, N.M. The U.S. Army stated they had received a crashed disc, only to rescind it hours later. Learn more about the Roswell,N.M. UFO crash.

How UFOs Work

The accounts are oddly similar: darting lights in a night sky, a hovering disc, radio interference. How can so many people be "mistaken"? Learn about the evidence for and against alien UFOs and check out some of the stranger tales of contact.

How Aliens Work

Alien life forms would probably differ from those on Earth but still adhere to certain principles. Learn about astrobiology and the search for alien life forms.


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