Thursday, February 17, 2005

Ethiopia is top choice for cradle of Homo sapiens

Two Ethiopian fossils have been crowned as the oldest known members of our species. An estimated 195,000 years old, the pair were witness to the earliest days of Homo sapiens.
The discovery adds yet more weight to the argument that Africa, and Ethiopia in particular, was the birthplace of humans. The dating sits well with genetic analyses of modern populations, which suggest that H. sapiens first appeared in Africa around 200,000 years ago.
The fossils, called Omo I and Omo II, were found in 1967 at Kibish, near Ethiopia's Omo River, by the famed fossil-hunter Richard Leakey. Although Leakey realized that Omo I, at least, was a H. sapiens, the dating of mollusc shells found with the bones suggested that the specimens were only 130,000 years old.

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