Toolmaking May Have Risen Independently DOUGLAS QUENQUA A technique which early humans used to make knives was long thought to have originated in Africa and spread from there, but a new study suggests it arose independently in Eurasia. September 30, 2014 at 4:00AM http://nyti.ms/1CB8Q9D http://nyti.ms/1xue9aS The New York Times Science Archaeology, Tools

By DOUGLAS QUENQUA via NYT / Eethg. Corps. Inc. / Terrence Herschel G. Science http://nyti.ms/1CB8Q9D Toolmaking May Have Risen Independently September 30, 2014 at 4:00AM http://nyti.ms/1xue9aS The New York Times