The following is an editorial summary.
DNA collected from an African American and evaluated by University of Arizona Y chromosomal expert Michael Hammer suggests that the “genetic Adam”–the ancestral man whom all living men can trace back their ancestry–may have lived 338,000 years ago, far more distant than previously thought. The Y chromosome from the deceased South Carolinian may have been inherited from an archaic human population in Africa that has since gone extinct. If that’s the case, then some time within the last 195,000 years, anatomically modern humans interbred with an ancient African human.
View the original article here: The father of all men is 340,000 years old