On Friday's episode of "Pat Gray Unleashed," Scientist Mattew Liao says Americans eat too much meat and he has a plan to put an end to the "problem." How? Well, did you know that a Lone Star tick bite can make a human develop a meat allergy? Using the tick bite example as a model, through human engineering, Liao wants to save the planet by genetically modifying humans to no longer eat meat.

"Be afraid. Be very afraid," Pat said. Watch the clip for the full story. Can't watch? Download the podcast here.

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