Humans lived inland in North America 1,000 years before scientists suspected. Stone tools and other artifacts found in Idaho hint that the First Americans lived here 16,000 years ago — long before an overland path to the continent existed. It’s more evidence humans arrived via a coastal route.

Humans lived inland in North America 1,000 years before scientists suspected. Stone tools and other artifacts found in Idaho hint that the First Americans lived here 16,000 years ago — long before an overland path to the continent existed. It’s more evidence humans arrived via a coastal route.

on August 31, 2019

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