Origins Unknown: The Alien Presence on Earth

Robert Conrad hosts this exploration of strange phenomena including possession and extraterrestrial contact.

William Shatner explores the theory that the U.S. government is involved in a cover-up of visiting alien spacecraft. Based on a book by Erich von...

Australian-made film with Steven Spielberg, Stan Deyo, Stanton Friedman, Dr. Alan Hynek, Jacques Vallee, Ken Arnold, Betty Hill and Ray Palmer...

On October 14, 1988, actor Mike Farrell hosted U.S. UFO Cover-Up: Live!, a two-hour television special "focusing on the government's handling of...

On the night of February 24-25, 1942, amid terror and neurosis caused by the terrible Pearl Harbor attack only two months earlier, a huge flying...

The 1960s was an extraordinary time for the United States. Unburdened by post-war reparations, Americans were preoccupied with other developments...

In one single, epic camera move we journey from Earth's surface to the outermost reaches of the universe on a grand tour of the cosmos, to explore...

Travel alongside the astronauts as they deploy and repair the Hubble Space Telescope, soar above Venus and Mars, and find proof of new planets and...

Christo Roppolo claims to have been videotaping and communicating with UFOs around Monterey, California, for several years. He contacted filmmaker,...

Uncover clues about the origins of our galaxy with a team of astronomers and scientists as they strive to locate a strange presence hidden deep in...

Some 220 miles above Earth lies the International Space Station, a one-of-a-kind outer space laboratory that 16 nations came together to build. Get a...