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The oldest Homo sapiens

The oldest known fossils of Homo sapiens have been found in Ethiopia and date back to 195,000 years ago. This pushes the emergence of anatomically modern humans back by approximately 30,000 years, with implications for our understanding of human cultural development.

SourceUniversity of Utah·JournalNature·DateFeb 16, 2005

Of lice and men

A University of Utah study shows that a now-extinct species of early human came into direct contact with our species about 25,000 years ago and spread parasites to our ancestors. The analysis of lice genes confirmed key developments in human evolution, including the 'out of Africa' theory.

SourceUniversity of Utah·JournalPLOS Biology·DateOct 4, 2004