DNA hints at African cousin to humans

Gene profiles suggest people interbred with a now-extinct species on the continent not that long ago

By Tina Hesman Saey, 15:16 PM July 31, 2012

Expeditions to Africa may have brought back evidence of a hitherto unknown branch in the human family tree. But this time the evidence wasn’t unearthed by digging in the dirt. It was found in the DNA of hunter-gatherer people living in Cameroon and Tanzania.

Buried in the genetic blueprints of 15 people, researchers found the genetic signature of a sister species that branched off the human family tree at about the same time that Neandertals did. This lineage probably remained isolated from...

Source URL: https://www.sciencenews.org/article/dna-hints-african-cousin-humans?mode=magazine&context=4534