Tooth analysis suggests earliest Native Americans came from Siberia, not Japan

Washington DC (UPI) Oct 13, 2021

While theories have long held that Indigenous Americans are descended from people who migrated north from Japan, new research suggests that the earliest inhabitants of the Americas were descended from people in Siberia and Beringia. Stone tools at several of the earliest known archaeological sites inhabited by North America's first peoples look a lot like those used 15,000 years ago by