Image Gallery: Early Humans Wield Tools

1 of 6

Cave Discovery

Credit: Erich Fisher
Rocks carved into ancient stone arrowheads or lethal tools for hurling spears found in Pinnacle Point cave (shown here) in South Africa suggest that humans…Read More »

innovated relatively advanced weapons much earlier than previously thought, researchers say. The findings are detailed in the Nov. 7, 2012, issue of the journal Nature.   Less «
More from LiveScience