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

When we think of lead poisoning, most of us imagine modern human-made pollution, paint, old pipes, or exhaust fumes.

For decades, Paranthropus boisei, an early hominin that roamed eastern Africa a million years ago, was known for its gigantic ...

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

When scientists found the skull, named Yunxian 2, they assumed it belonged to an earlier ancestor of ours, Homo erectus, the ...

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

The findings have the potential to resolve the longstanding "Muddle in the Middle" of human evolution, researchers said.

For more than a century, scientists have been piecing together the puzzle of human evolution, examining fossil evidence to ...

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

Our brains evolved for complex thought and language - but the same genes that made us smarter may have increased mental illness risk.

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

If we look across the whole of the mammal branch of the tree of life, we find there are many groups of mammals that have ...