Last week, a paper published in Cell by Posth et al. and one published in Science by Moreno-Mayar et al. reported a flurry of insights from new analyses of ancient genomes from the Americas. These genomes, from ancient individuals living between 10,700 and 500 years ago, confirmed some aspects of the prevailing model for the initial peopling of the Americas, decisively squashing one old idea in American archaeology, and revealed a couple of surprising and puzzling new findings….all within a research context that I’m pleased to see is increasingly recognizing the obligation of geneticists towards Indigenous peoples. Here I’m going to discuss what they mean for our understanding of American history.
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