• "Human" Pop Split - Later Re-Combined 300,000 Years Ago

    From c186282@21:1/5 to All on Tue Mar 18 07:30:13 2025
    XPost: alt.politics, alt.science, alt.fan.rush-limbaugh

    https://phys.org/news/2025-03-genetic-reveals-hidden-chapter-human.html

    Modern humans descended from not one, but at least two
    ancestral populations that drifted apart and later
    reconnected, long before modern humans spread across
    the globe.

    Using advanced analysis based on full genome sequences,
    researchers from the University of Cambridge have found
    evidence that modern humans are the result of a genetic
    mixing event between two ancient populations that diverged
    around 1.5 million years ago. About 300,000 years ago,
    these groups came back together, with one group
    contributing 80% of the genetic makeup of modern humans
    and the other contributing 20%.

    . . .

    Any NAZIs who talk about "pure lineage" are full of it.
    We're hybrids of hybrids of hybrids over a vast span
    of time.

    There IS NO SUCH THING as a "standard human" really.
    Even now there are genetic/geographic variances.
    The hybridization process is not complete.

    The article suggests that heidelbergensis and erectus
    were the "other humans" ... and contributed about 20%
    of the modern genome. The rest, after a near-extinction
    bottleneck, multiplied and are the other 80%. Then
    the hybridization with Neanderthals for some of us.

    No "family tree" with, of course, Britons at the
    very top - more a tangled "bush".

    Heidelbergensis is interesting ... rather large and
    with somewhat larger brains that we now have. They
    persisted for quite awhile in Europe, though not
    in huge numbers. MIGHT have been even smarter than
    current "humans" - but don't judge by "tech" ...
    that clearly takes a LONG time to develop. Only
    SEEMS "obvious" to us now ......

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