Don’t call him 'Adam': South Carolina man’s genes help date first man

Discussion in 'Up to the Minute' started by Reader, Mar 6, 2013.

  1. Reader

    Reader New Member

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    You're older than you think.

    DNA from an unnamed African-American from South Carolina is so distinctive that it led scientists to a unique conclusion: The roots of the human tree date back much further than previously thought.

    "This lineage diverged from previously known Y chromosomes about 338,000 years ago, a time when anatomically modern humans had not yet evolved," said Michael Hammer, an associate professor in the University of Arizona's department of ecology and evolutionary biology and a research scientist at the UA's Arizona Research Labs. "This pushes back the time the last common Y chromosome ancestor lived by almost 70 percent."

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  3. AnaTeresa

    AnaTeresa New Member

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    Wow! This is an amazing discovery.

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