Twisted family trees –
The result is likely to be disputed, as it relies on a novel technique.
/ OK, which one of you is the father? Shortly before the publication of the first Neanderthal genome, a number of researchers had seen hints that there might be something strange lurking in the statistics of the human genome. The publication of the genome erased any doubts about these hints and provided a clear identity for the strangeness: a few percent of the bases in European and Asian populations came from our now-extinct relatives.
While that population’s contribution is well within the range of normal human variation, we still don’t know anything about who they were or where they interacted with the ancestors of West Africans. They’re a historical ghost at the moment, though further studies could always provide more details.
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