Indigenous North Americans

No one’s calculated the distance 8000 years ago, but this is a popular theory. It explains Indigenous genetics and non indigenous migrations. It doesn’t, however, explain how we were here 15,000 + years ago based on human artifacts, ancestors, found and tested.

http://www.bbc.co.uk/newsround/27241221

http://www.bbc.co.uk/newsround/27241221