Since the first modern-day UFO was reported in Washington state in 1947, America has been crazy about flying saucers. The supposed UFO crash at Roswell, New Mexico set into motion the idea of a huge government cover-up of an alien ship filled with extraterrestrials. This program asserts that there was a crash, but the debris was from a military test balloon and the bodies supposedly spotted were simply dummies.
What of the photos and films? A hoaxer demonstrates how easy it is to fake a photo using a model and some fishing line. Even kids can make convincing UFO photos.
Crop circles, considered by some to be alien-created, are exposed as elaborate hoaxes. The people behind the making of many of them demonstrate how it's done.
In a more scientific vein, SETI radio telescopes in California are trained on the skies for evidence of radio signals from space. A SETI expert predicts contact from another civilization by the year 2025.