
Why We Have So Many Problems with Our Teeth
Our choppers are crowded, crooked and riddled with cavities. It hasn’t always been this way
Peter S. Ungar is Distinguished Professor and director of the Environmental Dynamics Program at the University of Arkansas. He is author of Evolution's Bite: A Story of Teeth, Diet, and Human Origins (Princeton University Press, 2017).

Why We Have So Many Problems with Our Teeth
Our choppers are crowded, crooked and riddled with cavities. It hasn’t always been this way

The Real Paleo Diet
Microscopic wear patterns on fossil teeth reveal what our ancestors ate—and provide insights into how climate change shaped human evolution

The “True” Human Diet
From the standpoint of paleoecology, the so-called Paleo diet is a myth