Human Evolution Enters an Exciting New Phase | Wired Science | Wired.com

Human Evolution Enters an Exciting New Phase | Wired Science | Wired.com: In the most massive study of genetic variation yet, researchers estimated the age of more than one million variants, or changes to our DNA code, found across human populations. The vast majority proved to be quite young. The chronologies tell a story of evolutionary dynamics in recent human history, a period characterized by both narrow reproductive bottlenecks and sudden, enormous population growth.