Hugues Plisson

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80,000-year-old stone points may be the world's oldest arrowheads

Conducted microscopic use-wear analysis of impact fractures

Tiny triangular stone points found in a Central Asian cave appear to be 80,000-year-old arrowheads, the oldest known in the world. The artifacts from Uzbekistan's Obi-Rakhmat site predate comparable points from Ethiopia by roughly 6,000 years.

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