African geology may hold clues to prehistoric man walking upright

By The Christian Science Monitor
Friday, May 24, 2013 22:47 EDT
google plus icon
Australopithecus by Ryan Somma via Flickr CC
  • Print Friendly and PDF
  • Email this page
Why did our ancestors start walking upright? Ancient terrain may hold clue. (via The Christian Science Monitor)

Copyright ImageClick to View A reconstruction of the skeleton of Australopithecus sediba, center, stands next to a modern human female, left, and a male chimpanzee. (Lee R. Berger/University of the Witwatersrand/AP) Being four-legged has its perks. As a quadruped, your center of gravity is lower,…

[Image by Ryan Somma via Flickr Creative Commons]

By commenting, you agree to our terms of service
and to abide by our commenting policy.