Stone-tool makers 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 ...
A highly skillful and delicate method of sharpening and retouching stone artifacts by prehistoric people appears to have been developed at least 75,000 years ago, more than 50,000 years earlier than ...
Prehistoric humans were using a highly skilled method to craft sharp-edged stone tools some 75,000 years ago in Africa, over 50,000 years earlier than previously thought, according to a new study. It ...
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