Siberians came to North American Arctic in two waves

DNA recasts an ancient mystery of how one far northern culture replaced another

SECOND COMING  Inhabitants of an Alaskan island made wooden dolls such as this between 400 and 500 years ago. These people may have been part of a second wave of migration to the North American Arctic. 

Univ. of Aberdeen, Qanirtuuq, Inc.

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