Life on Earth began in a way that still boggles the mind. Around 4.5 billion years ago, a chemical process called abiogenesis occurred, where life emerged from non-life. Imagine a hot, watery mix of ...

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

One hundred years ago, a substitute teacher in Dayton, Tenn., was charged with the crime of teaching Charles Darwin's theory of evolution by natural selection. His name was John Scopes. At the time, ...

A definition of man / Kenneth P. Oakley -- Tools and human evolution / Sherwood L. Washburn -- Ecology and the protohominids / George A. Bartholomew, Jr. and Joseph B. Birdsell -- The concept of ...