Long before humans built cities or wrote words, our ancestors may have faced a hidden threat that shaped who we became.

Lead exposure sounds like a modern problem, at least if you define “modern” the way a paleoanthropologist might: a time that ...

Long before factories, mines, and cars filled the air with pollution, our distant ancestors were already living with a silent ...

UC San Diego researchers found that ancient hominids were widely exposed to lead, potentially hindering brain and language ...

A new study suggests that exposure to lead may have limited brain and language development in Neanderthals, but a gene ...

Lead is often thought of as a modern toxin, but a new study has found that it's been haunting us and our ancestors for almost ...

Lead exposure may have spelled evolutionary success for humans—and extinction for our ancient cousins—but other scientists ...