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Using DNA to Trace Human Migration


All living humans originated from populations of ancestors who migrated out of Africa less than 100,000 years ago. Learn how scientists have used genetic markers to trace the migration routes and origins of modern human populations.

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Over 6 billion people live on our planet. The human species—with individuals of many shapes, sizes, and colors—appear to be very diverse. Where did all these people come from, and how closely related are members of the human family?

Also featured on the HHMI DVD Scanning Life's Matrix: Genes, Proteins, and Small Molecules. Available free from HHMI. 

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