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Most human DNA traced to single exodus from Africa long ago

Natives of Papua New Guinea may be a rare exception, with clues their ancient ancestors migrated much earlier
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We All Come From Single Wave of African Migrants

Academics / General Science : Science & Health from Newser

While all modern humans originated in Africa around 200,000 years ago, scientists have long debated on exactly when and how we spread across the globe. A trio of studies published this week posits that, with one tiny exception, all ...

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Unprecedented DNA analyses of people in indigenous populations suggests that almost all non-Africans trace their roots to one migration from the continent.

Late Pleistocene climate drivers of early human migration

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On the basis of fossil and archaeological data it has been hypothesized that the exodus of Homo sapiens out of Africa and into Eurasia between ~50–120 thousand years ago occurred in several orbitally paced migration episodes. Crossi...

DNA Hints at Earlier Human Migration Out of Africa --"Faded Signal Points to About 90,000 Years Ago"

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Hints of an early exodus of modern humans from Africa may have been detected in living humans. Present-day people outside Africa were thought to descend from a group that left their homeland 60,000 years ago, crossing through Egypt ...

Human DNA tied mostly to single exodus from Africa long ago

Academics / General Science : Physorg: Other Sciences

The genetic ancestry of people living outside Africa can be traced almost completely to a single exodus of humans from that continent long ago, new studies suggest.

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