Howdy, pards! This autumnal week brought a new challenge to last decade's claim of a strong Yellowstone trophic cascade after ...

Humans evolved large brains and flat faces at a surprisingly rapid pace compared to other apes, likely reflecting the ...

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

Lead exposure remains a public health issue around the world, even after decades of remediation efforts. According to the ...

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

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

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

Lead poisoning isn't just a modern phenomenon: fossil teeth show signs that it affected ancient hominids, and Homo sapiens ...

Humans evolved large brains and flat faces at a surprisingly rapid pace compared to other apes, likely reflecting the evolutionary advantages of these ...

Learn how lead exposure impacted ancient humans' health and brain activity up to 2 million years ago.