Ancient astronaut theorists believe that the ancient Iranian prophet, Zarathustra, followed commands from alien entities to guide the culture, in this clip from Season 5, "Prophets and Prophecies." Watch all new episodes of Ancient Aliens, returning soon, and stay up to date on all of your ...

Watch new episodes of Ancient Aliens returning Saturday Jan 25, at 10/9c, and stay up to date on all of your favorite History Channel shows at http://history.com/schedule. Ancient Astronaut Theorists suggest that Moses may have used extraterrestrial technology to guide the Israelites through the ...

Watch new episodes of Ancient Aliens returning Saturday Jan 25, at 10/9c, and stay up to date on all of your favorite History Channel shows at http://history.com/schedule. Ancient Astronaut Theorists explore how England's Stonehenge functioned as an ancient observatory of the stars - and how ...

Watch new episodes of Ancient Aliens returning Saturday Jan 25, at 10/9c, and stay up to date on all of your favorite History Channel shows at http://history.com/schedule. Carvings on the Menhir stones of Sardinia remind ancient astronaut theorist Giorgio Tsoukalos and treasure hunter Marty ...

Strange Tiki statues in the in the Marquesas Islands are eerily similar to carvings around the world of goggled eyed figures that could be evidence of extraterrestrial visitation in this clip from Season 13, "The Sentinels". #AncientAliens Subscribe for more from Ancient Aliens and other great ...

Watch new episodes of Ancient Aliens Saturdays at 10/9c, and stay up to date on all of your favorite History Channel shows at https://history.com/schedule. Ancient astronaut theorists suggest a new branch of the US military may be related to an extraterrestrial agenda, in this clip from Season ...

Watch new episodes of Ancient Aliens Saturdays at 10/9c, and stay up to date on all of your favorite History Channel shows at https://history.com/schedule. Egyptian lore tells of Osiris, who was killed and torn apart by his jealous brother and later put back together. Ancient astronaut theorists ...

Watch new episodes of Ancient Aliens Saturdays at 9/8c, and stay up to date on all of your favorite History Channel shows at https://history.com/schedule. A growing number of Ancient Astronaut theorists have suggested that extraterrestrials influenced our ancestors as to the precise positioning ...

Watch new episodes of Ancient Aliens Saturdays at 9/8c, and stay up to date on all of your favorite History Channel shows at https://history.com/schedule. In California, thousands of alien enthusiasts gather for HISTORYCon, where they learn about the original ancient astronaut theorist, in this ...

Watch new episodes of Ancient Aliens Saturdays at 9/8c, and stay up to date on all of your favorite History Channel shows at https://history.com/schedule. After tracking methane levels on Mars over the past few years, Elizabeth Rampe, NASA Exploration Mission Scientist, breaks the news that ...

Watch new episodes of Ancient Aliens Saturdays at 9/8c, and stay up to date on all of your favorite History Channel shows at https://history.com/schedule. In 1946 admiral Richard Byrd oversaw Operation High Jump, an Antarctic expedition in which he spoke of an enemy that could fly from pole to ...

The search continues with new episodes of In Search Of Fridays at 10/9c! Some Ancient Astronaut Theorists believe alien life could be found deep within the earth's most mysterious caves in this clip from Season 9, "Forbidden Caves". #AncientAliens Subscribe for more from Ancient Aliens and other ...