Matter: Humans Spread From Africa in a Single Migration, Studies Find Unprecedented analyses of DNA from people in indigenous populations suggests that almost all modern people trace their roots to one migration out of Africa. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:A Strong Case Against a Pesticide Does Not Faze E.P.A. Under TrumpThe Health Issue: The Mystery of the Wasting House-CatsThe Health Issue: What Animals Taught Me About Being HumanUnder Fire, Climate Scientists Unite With Lawyers to Fight BackThe Health Issue: The Genetics of Pooched-Out PoochesMystery sea beast IDENTIFIED: Scientists find out what washed up in Indonesia