Earliest evidence of humans in the Americas

Earliest evidence of humans in the Americas. Credit: K. Cantner. Earliest evidence of humans in the Americas. Credit: K. Cantner.

Mary Caperton Morton

Mary Caperton Morton

Morton (https://theblondecoyote.com/) is a freelance science and travel writer based in Big Sky, Mont., and an EARTH roving correspondent.  

Sunday, January 1, 2017 - 06:00