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Go beyond the limits of human experience. Extraterrestrial Beings is a series that is currently running and has 1 seasons (27 episodes). The series first aired on February 11, 2012.Where do I stream Extraterrestrial Beings online? Extraterrestrial Beings is available for streaming on HISTORY Vault, both individual episodes and full seasons. You can also watch Extraterrestrial Beings on demand at Amazon Prime online.

1 Season, 27 Episodes
February 11, 2012
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Extraterrestrial Beings Full Episode Guide

  • A rock bearing a cryptic design was discovered in Roswell, New Mexico in 2004. It's unusually smooth, possesses unique magnetic properties, and the motif exactly matches a crop circle found nearly two decades ago.

  • According to testimony, during WWII, the Nazis developed a top-secret project "Die Glocke," a bell-shaped time travel device. Did it actually exist? Could it have been based on alien technology?

  • Known as The Atlantic Undersea Test and Evaluation Center, this laboratory is used by the U.S. Navy for weapons testing and underwater research. But is the government also secretly testing alien technology?

  • Through testimony from a former homicide detective and undercover operative, interviews with eyewitnesses, and a visit to a once top-secret government facility, determine if human-alien genetic experiments happen.

  • Are UFOs following our own commercial aircraft and surveying our airports? The team sifts through the evidence of these and other mysterious cases to determine if UFOs have a peaceful or malevolent agenda.

  • Area 51 is considered the ultimate top-secret facility, one that UFO investigators believe houses an extraterrestrial secret. But is an even more secretive facility out there?

  • NASA has been exploring space for decades, and there are persistent reports that the agency has uncovered surprising information about UFOs. Does the space agency know more than it's letting on?

  • In 1994, the U.S. government made their first official acknowledgement of Area 51. Head to the epicenter of UFO conspiracy theories to search the skies above America's most top-secret facility.

  • In 1994, the U.S. government made their first official acknowledgement of Area 51. Head to the epicenter of UFO conspiracy theories to search the skies above America's most top-secret facility.

  • Many argue that flying saucers and other extra-terrestrial space ships continuously visit the earth. Find out how these visitors might bridge the vast distances between the stars.

  • Newly declassified documents provide the opportunity for a deeper investigation into whether governments around the world are engaged in a cover-up of UFO research.

  • For the first time, key players in what would become known as "The Roswell Incident" come forward with their versions of what occurred in the summer of '47.

  • Inside Hangar 1, MUFON archives contain dozens of reports of UFO crashes - yet few of these incidents ever reach the public. Who is covering up evidence of UFO crashes, and how far will they go to mask the truth?

  • In the United States, there are certain areas that seem to attract more UFO sightings than others. What is the common thread that makes these locations a magnet for potential activity?

  • Commercial airline pilots and flight crew spend more time in the sky than anyone. It's no surprise, then, that many UFO sighting reports have been generated by pilots and airline personnel.

  • Could the technology that grew into our modern-day space program have been passed to the Germans by aliens, as some believe, and then confiscated by the U.S. government after the end of World War II?

  • In a galaxy filled with a billion stars, in a universe filled with a hundred billion galaxies, are we alone? How would the discovery of primitive or intelligent life impact humankind's view of itself?

  • When rogue aliens launch a surprise attack on Earth, people are left dying in the streets, world governments are obliterated, cities are destroyed, and a deadly virus is unleashed. Can mankind survive?

  • In 1987, documents surfaced indicating the existence of an elite group of scientists and intelligence officials assembled by President Truman. Did this group forever trivialize the most famous UFO event in history?

  • A mysterious, stark terrain, 90 miles north of Las Vegas, goes by many names: The Box, Paradise Ranch, Groom Lake, Watertown Strip, and Dreamland. But most refer to the region as Area 51.

  • Finally, members of top military and aviation organizations break their silence to reveal exactly what the government knows about alien life, and what they stand to gain by lying about it.

  • Examine the theory that real-life close encounters have been happening for millennia - and that the evidence can be found in the ancient ruins and writings left behind by our human ancestors.

  • Have the conspiracy theories surrounding Area 51 been a smokescreen for military projects? Explore the high-tech security, undercover operations, and outrageous claims about the Earth's most famous secret military base.