Genetics suggest global human expansion

Scientists using DNA sequencing say they’ve uncovered a previously unknown period when the human population expanded rapidly in prehistory.

The sequencing of 36 complete Y chromosomes revealed this population explosion occurred 40,000 to 50,000 years ago, between the first expansion of modern humans out of Africa 60,000 to 70,000 ago and the Neolithic expansions of people in several parts of the world starting 10,000 years ago, Britain’s Wellcome Trust Sangster Institute reported.

 

View the original article here: Genetics suggest global human expansion

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