lunedì 29 settembre 2014

NYT Science: Toolmaking May Have Risen Independently

Toolmaking May Have Risen Independently
By 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.

Published: September 30, 2014 at 4:00AM

via NYT Science http://ift.tt/1CB6VlB