Could paranormal activity be explained by beings entering our world from other dimensions? See more in Season 14, Episode 11, "The Trans-Dimensionals." 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 ...

Earth is home to 10 quintillion insects. In cultures throughout the world, insects have been honored, feared and even revered as gods. See more in Season 7, Episode 7, "Aliens and Insects." Watch all new episodes of Ancient Aliens, Fridays at 9/8c, and stay up to date on all of your favorite ...

Has Antarctica served as a home base for extraterrestrial visitors to Earth for thousands of years? See more in Season 14, Episode 1, "Return to Antarctica." 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 ...

Satellite images have revealed a giant face that appears to be carved into the Earth in Alberta, Canada, which has now become known far and wide as "The Badlands Guardian." See more in Season 14, Episode 2, "The Badlands Guardian." Watch all new episodes of Ancient Aliens, Fridays at 9/8c, and ...

Are hybrids like the Centaur, the Minotaur and Medusa just mythical creatures of fantasy--or could these ancient depictions of terrifying monsters have been the result of advanced extraterrestrial transplantation procedures? See more in this scene from Season 3, Episode 2, "Aliens and ...