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From:
Science News Explores
(Uncensored)
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Knotted strands of 500-year-old hair tell a surprising story
https://www.snexplores.org/article/knotted-inca-hair-keep-records
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Tagged with:
archaeology
Used in a device called a khipu, the hair reveals the owner’s simple diet. Those data now suggest that in Incan society, even some commoners kept records.
