An 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 exposed to lead ...

Researchers found that ancient hominids—including early humans—were exposed to lead throughout childhood, leaving chemical traces in fossil teeth. Experiments suggest this exposure may have driven ...

Lead exposure may have negatively affected Neanderthal abilities for language and speech development. Despite this knowledge, lead is still used to manufacture many vehicle batteries, ceramics, ...

Lead poisoning has plagued millions of people ever since the world became industrialized, but humans' troubled relationship with the toxic metal goes back much further in time. Our ancient ancestors ...

Add Yahoo as a preferred source to see more of our stories on Google. Alysson Muotri, Ph.D. Lead exposure shaped human evolution, influencing brain development and the rise of language. (CREDIT: Kyle ...

Researchers studied ancient tooth fossils and found that a gene mutation in modern humans (right) better protected them against lead and gave them an advantage over Neanderthals (left). Kyle Dykes / ...

Long before humans built cities or wrote words, our ancestors may have faced a hidden threat that shaped who we became. Scientists studying ancient teeth found that early humans, great apes, and even ...

Renaud Joannes-Boyau receives funding from the Australian Research Council. Manish Arora receives funding from US National Institutes of Health. He is the founder of Linus Biotechnology, a start-up ...