Smithsonian Magazine has an article by Brian Handwerk titled "Ancient DNA Reveals Complex Story of Human Migration Between Siberia and North America: Two studies greatly increase the amount of information we have about the peoples who first populated North America—from the Arctic to the Southwest U.S."
Attached to the link by the Smithsonian:
Read more: https://www.smithsonianmag.com/science-nature/ancient-dna-reveals-complex-story-human-migration-between-siberia-and-north-america-180972356/#mdMUGpRtvgehwOZ1.99
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