Contact: Elizabeth Gardner
Caption: Darryl Granger, a Purdue professor of earth and atmospheric sciences, stands with the accelerator mass spectrometer used in a study that determined the age of "Peking Man" was around 200,000 years older than previously thought. Purdue is the only university in the nation with an accelerator mass spectrometer powerful enough to perform the type of testing used in this study.
Credit: (Purdue News Service photo/Andrew Hancock)
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Related news release: 'Peking Man' older than thought; somehow adapted to cold