Rather, their stone making craftmanship did.
According to a Wired article, researchers at University of Toulouse-Le Mirail in France, led by Vincent Mourre discovered that modern folk began using the pressure flaking technique waaaay earlier than we previously thought.
I’ve always suspected this. I’m glad they are finally finding empirical evidence to back it up.
(via
Wired) “Stone toolmakers living in southern Africa 75,000 years ago pushed the cutting edge in more ways than one. These intrepid folk sharpened the thin tips of heated stone spearheads using a forceful technique previously dated to no more than 20,000 years ago, a new study finds.
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