Two teeth from Neanderthal children who lived 250,000 years ago in what is today France contain evidence of repeated exposure to high levels of lead, a metal known to have adverse effects on the development of the brain and nervous system, according to new research led by Griffith University scientists. Smith et al used the teeth of Neanderthal children from 250,000 years ago to reconstruct the ancient climate of southeast France. “During fetal...
