By MALCOLM RITTER
AP Science Writer 

Stone tools from Kenya give early glimpse of human behavior

 

March 16, 2018



NEW YORK (AP) — Stone tools and other items from ancient sites in Kenya give a glimpse at the emergence of some key human behaviors, perhaps including a building of relationships with distant neighbors, new research says.

Scientists can't be sure whether the objects were made by our species, Homo sapiens, or some close relative that's now extinct. But at about 320,000 years old, they're roughly the same age or a bit older than the earliest known H. sapiens fossils, which appeared in Morocco.

In any case, they show "foundations of the origin of modern human behavior," says Richard Potts of the...



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