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Earliest human footprints in North America, dating violins with tree rings, and the social life of DNA

Science Magazine Podcast

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How Do You Date a Preserved Forrit?

Dating shows that they were left between 23 thousand years ago and 21 thousand years ago. The authors argue that these mustly, most closely correspond to adolescence and younger children. There is a little debate about whether these are nagers, or just very young adults, or very small adults. And in this case, they have the layers of seeds in between the layers of footprints.

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