Advances in human behaviour came surprisingly early in Stone Age

Advances in human behaviour came surprisingly early in Stone Age Nature 555, 7697 (2018). http://www.nature.com/doifinder/10.1038/d41586-018-03244-y Author: Jeff Tollefson Excavations in Kenya suggest improvements in stone tools and other human changes are linked to variations in climate.
Source: Nature - Category: Research Authors: Tags: News Source Type: research
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