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Published online 24 May 2005 | Nature | doi:10.1038/news050523-3
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Americas had seventy 'founding fathers'
Gene study counts the first humans to reach the New World.
The first people to colonize the Americas were a band of just 70 hardy explorers and their families, a genetic study suggests. Analysis of Native Americans' genes shows that their ancestors represented just a tiny fraction of the Asian population at the time.
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