mercoledì 20 maggio 2015

NYT Science: Stone Tools From Kenya Are Oldest Yet Discovered

Stone Tools From Kenya Are Oldest Yet Discovered
By JOHN NOBLE WILFORD

The tools, dating to 3.3 million years ago, may indicate that hominins were making tools much earlier than previously thought by some 700,000 years.

Published: May 21, 2015 at 06:00AM

via NYT Science http://ift.tt/1FwBBI4