“CHICAGO, ILLINOIS–Paleoanthropologists working in Africa have
discovered stone blades more than a half-million years old. That pushes
the date of the earliest known blades back a remarkable 150,000 years
and raises a question: What human ancestor made them? ….” (Science Now via Geology.com)
discovered stone blades more than a half-million years old. That pushes
the date of the earliest known blades back a remarkable 150,000 years
and raises a question: What human ancestor made them? ….” (Science Now via Geology.com)
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