Alien Theories - Search Videos

The Extraterrestrial Genetic Theory | Ancient Aliens

The Extraterrestrial Genetic Theory | Ancient Aliens

Could humanity’s genetic origins hold clues to extraterrestrial involvement? Explore theories, ancient accounts, and scientific mysteries that some believe suggest a connection between alien visitors and human DNA. See more in this compilation. Stay up to date on all of your favorite shows on The HISTORY Channel website at http://history.com ...

87.4K views2 months ago

Alien Theory: Most Viewed Videos

Dr. Church's Survival Within the Xenomorph Hive - Explained

Dr. Church's Survival Within the Xenomorph Hive - Explained

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Bishop's Xenomorph Encounter in the Tunnel - The Missing "Aliens" Scene?

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What is the "Black Goo" in Prometheus? - Explained

What is the "Black Goo" in Prometheus? - Explained

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Most CHILLING Alien Theories *MARATHON* | Ancient Aliens

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Most CHILLING Alien Theories *MARATHON* | Ancient Aliens

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The most unsettling alien theory

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