Are extraterrestrials altering human DNA and repopulating the Earth with alien/human hybrids? See more in Season 14, Episode 10, "Project Hybrid." 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 ...

In 2016, scientists made the astonishing discovery that 30 percent of all protein adaptations since humans' divergence with chimpanzees have been driven by viruses. See more in Ancient Aliens Season 14, Episode 9, "The Alien Infection." Watch all new episodes of Ancient Aliens, Fridays at ...