Ten fossils that trace the story of human origins
In this photo, a researcher holds a replica of the skull as he makes the case that an eagle killed the Taung child. Turkana boy, a nearly complete 1.6 million-year-old fossil of what some scientists call Homo ergaster, an early African population of Homo ...http://www.nbcnews.com/id/27225171/ns/technology_and_science-science/t/ten-fossi...













