When Spanish Conquistadors obliterated the historical record of the Maya in the 16th century, did they wipe out evidence that ancient people traveled to the Americas from all over the world? Watch all new episodes of Ancient Aliens, Fridays at 9/8c, and stay up to date on all of your favorite ...

Throughout the ancient world, structures were built to mirror the constellations in the night sky--and, in most cases, this is only apparent when they are viewed from high above the Earth. See more in Season 14, Episode 13, "The Constellation Code." Watch all new episodes of Ancient Aliens, ...

Through his thought experiments, Albert Einstein was able to tap into an advanced field of knowledge and enter altered states of consciousness - connecting him to the extraterrestrial world, in this clip from Season 5, "The Einstein Factor." Watch all new episodes of Ancient Aliens, Fridays at ...

In the 21st century, the search for extraterrestrial intelligence is ramping up like never before, with powerful new technologies allowing us to explore billions of stars across the universe. See more in this scene from Season 20, Episode 14, "The Search For Extraterrestrial Intelligence." ...

Why are humans so different from every other species on Earth? Did we evolve from ape--or is our intelligence the result of contact with an otherworldly source? See more in this 3 hour marathon from Ancient Aliens. Watch all new episodes of Ancient Aliens, Fridays at 9/8c, and stay up to date ...

In 1952 cameras spotted UFOs flying over the White House lawn in Washington D.C. - these sightings eventually lead to Project Blue Book, created by the U.S. government, in this clip from Season 5, "Aliens and Cover-Ups." Watch all new episodes of Ancient Aliens, Fridays at 9/8c, and stay up to ...

Lurking in our oceans are creatures that defy explanation. See more in Season 14, Episode 5, "They Came from the Sea." Watch all new episodes of Ancient Aliens, Fridays at 9/8c, and stay up to date on all of your favorite shows on The HISTORY Channel website at http://history.com/schedule. ...

Follow along as Georgio travels around the world to get to the bottom of historians most pressing questions. See more in this compilation from Ancient Aliens. Watch all new episodes of Ancient Aliens, Fridays at 9/8c, and stay up to date on all of your favorite shows on The HISTORY Channel ...

There's a strong magnetic field in the middle of the Pacific Ocean. See more in this #Short from Ancient Aliens. Subscribe for more HISTORY: http://histv.co/SubscribeHistoryYT Check out exclusive HISTORY content: History Newsletter - https://histv.co/newsletter Website - ...

Within Tibetan Buddhism, one may hold the key to accessing alien realms through deep meditation - once in an enlightened state; interdimensional travel can take place , in this clip from Season 16, "The Lost Kingdom." Watch all new episodes of Ancient Aliens, Fridays at 9/8c, and stay up to ...

Did aliens from the tiny star Sirius B visit humans in the distant past, imparting the knowledge of civilization to peoples thousands of miles apart? See more in Season 14, Episode 4, "The Star Gods of Sirius." Watch all new episodes of Ancient Aliens, Fridays at 9/8c, and stay up to date on ...

Avec 100 à 1000 milliards d’exoplanètes dans notre Voie lactée et environ 1000 milliards de galaxies dans l'univers, comment entrer en contact avec d'éventuelles formes de vie intelligente ? La question, sérieusement étudiée par la communauté scientifique, a donné lieu à divers programmes de ...