Photos from DAT HOTNESS: The Science of Spice & Evolution

A handful of events led to humans dominating this planet: walking on two legs, opposable digits, and Buzzfeed. The other? Heat. In this episode of The Periodic Table, you’ll be transported back to our ancestral roots as we discuss the beginnings of mankind and how heat, spices, and spicy foods have shaped our migration patterns and evolution.

Photos by Katie Bryden.