In this 4.4-million-year-old skeleton, scientists may have found the missing step between climbing and walking.

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

Scientists find genetic mutation, millions of years ago. Oct. 12, 2011 — -- About three million years ago human predecessors embarked on a new course that would forever alter the evolution of our ...

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

A reconstruction of the crushed skull labelled Yunxian 2, which has features that are closer to species thought to have existed later in human evolution - BBC A digital reconstruction of a ...

Scientists have uncovered new evidence suggesting that autism may have it roots in how the human brain has evolved. "Our results suggest that some of the same genetic changes that make the human brain ...

Human evolution is a story writ slow. It’s been about 3.8 billion years since life on Earth emerged and steadily began to ...

The findings are based on a reconstruction of a crushed skull discovered in China in 1990, and have the potential to resolve the longstanding "Muddle in the Middle" of human evolution, researchers ...

A recent study proposes a new paradigm for understanding the role of carrion in the subsistence of human populations ...