Two studies led by scientists from the University of Pennsylvania and National Geographic’s Genographic Project reveal new information about the migration patterns of the first humans to settle the Americas.

A study by The Genographic Project has found that the majority of all known ethnic Afghans share a unique genetic heritage derived from a common ancestral population that most likely emerged during the Neolithic revolution and the formation of early farming communities.

A study by The Genographic Project has found that the majority of all known ethnic Afghans share a unique genetic heritage derived from a common ancestral population that most likely emerged during the Neolithic revolution and the formation of early farming communities.

The Genographic Project announced today the most comprehensive analysis to date of Basque genetic patterns, showing that Basque genetic uniqueness predates the arrival of agriculture in the Iberian Peninsula some 7,000 years ago.

WASHINGTON, Nov.