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

Lead is a powerful neurotoxin that disrupts the growth and function of both brain and body. There is no safe level of lead exposure, and even the smallest traces can impair memory, learning and ...

Digital reconstruction of a crushed skull from an ancient human could rewrite the timeline of human evolution, according to ...

Several hominid species were consistently exposed to lead for almost two million years, which may have given modern humans a ...

For decades, small grooves on ancient human teeth were thought to be evidence of deliberate tool use – people cleaning their teeth with sticks or fibers, or easing gum pain with makeshift “toothpicks” ...

An ancient skull unearthed in China may push back the origins of our species by half a million years, challenging long-held beliefs about when—and with whom—early humans roamed the Earth, reports the ...

Lead poisoning isn’t just an industrial-age problem. A new study reveals our ancestors, including Neanderthals, were exposed ...

Researchers used sophisticated scanning and digital reconstruction techniques to determine the original shape of the skull, ...

An international study changes the view that exposure to the toxic metal lead is largely a post-industrial phenomenon. The ...