Modern human ancestors and Neanderthals mated during a 7,000-year-long 'pulse,' 2 new studies reveal
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Modern human ancestors and Neanderthals mated during a 7,000-year-long 'pulse,' 2 new studies reveal

An analysis of genomes from some of the earliest modern humans to live in Europe reveals their ancestors interbred with Neanderthals in one period between 43,000 and 50,000 years ago.