Researchers discover earliest recorded lead exposure in 250,000-year-old Neanderthal teeth
(PHYSorg.com Archaeology & Fossils)

Using evidence found in teeth from two Neanderthals from southeastern France, researchers from the Department of Environmental Medicine and Public Health at the Icahn School of Medicine at Mount Sinai report the earliest evidence of lead exposure in an extinct human-like species from 250,000 years ago.