Researchers have identified a potential molecular mechanism through which lead, a pervasive environmental toxin, may harm neural stem cells and neurodevelopment in children. The study, from Harvard ...

A groundbreaking international study changes the view that exposure to the toxic metal lead is largely a post-industrial phenomenon. The research reveals that our human ancestors were periodically ...

Lead poisoning isn’t just an industrial-age problem. A new study reveals our ancestors, including Neanderthals, were exposed to lead for millions of years, shaping how their brains evolved and ...

Our hominid ancestors faced a Pleistocene world full of dangers—and apparently one of those dangers was lead poisoning. Lead exposure sounds like a modern problem, at least if you define “modern” the ...

Between recalls for ground cinnamon with high levels of lead and popular protein powders testing positive for the heavy metal these past few weeks, you're probably wondering what lead can do to your ...

We think of lead poisoning as just damaging, but a new study suggests that periodic lead exposure might have given our ancient ancestors an advantage over Neanderthals. Researchers analyzed 51 ...