The Source of all Humanity


The source of all humanity: A single group who appeared in Africa 200,000 years ago are the ancestors of all humans living today

  • Scientists sequenced 300 genomes from 142 small ethnic populations
  • Analysis showed all living humans descend from a single group in Africa
  • Non-Africans split from African hunter gatherers 130,000 years ago
  • Several groups in Africa also appear to have split and become isolated 


Scientists have conducted a detailed analysis of DNA from 142 populations around the world that has enabled them to piece together how early Homo sapiens migrated around the globe. The map above shows the location of new genetic variants discovered with red being greatest

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