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Feature Genetics

Year in review: How humans populated the globe

Genetic studies offer new insights into the ancient exodus out of Africa

Enga cultural show

GENETIC JOURNEY Recent genetic analyses suggest that natives of Papua New Guinea, shown here during a traditional Enga cultural show in 2015, descend from people who left their Africa homeland some 72,000 years ago.

Michal Knitl/Shutterstock

By Bruce Bower

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