Photo of the Day 15 July 2008

Prehistoric Human Skull, Qafzeh, Israel, 2001
Photograph by Robert Clark
This 100,000-year-old skull was found in a cave in Qafzeh, Israel, along with other fossils, including a horse tooth and burned flints. Cutting-edge techniques were used to date the fossils—revealing that modern humans left Africa much earlier than had been thought, even coexisting with Neanderthals, once believed to be our ancestors