![Ancient Aliens: Radiation in Crop Circles HELPS Plants Grow?! (Season 19) Ancient Aliens: Radiation in Crop Circles HELPS Plants Grow?! (Season 19)](https://i.ytimg.com/vi/odcIAcOFeeo/maxresdefault.jpg)
Billionaire establishes a grant for one of the largest studies of crop circles in history. See more in this scene from Season 19, Episode 2, "The Crop Circle Code." Watch all new episodes of Ancient Aliens, Fridays, at 9/8c, and next day on The HISTORY Channel website at ...
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