A 14,000-year-old tusk offers clues about the relationship between early Alaskans and woolly mammoths
By Jenna Schnuer, CNN (CNN) — Editor’s note: Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Early human settlements in what is now Alaska tracked closely with the movements of a female woolly mammoth that lived 14,000 years ago, according to a new
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