Life on Earth began in a way that still boggles the mind. Around 4.5 billion years ago, a chemical process called abiogenesis ...

A new analysis argues that this daily work of processing and cooking food helped reshape human bodies and social life. It explores how fire, tools, and cooperation driven by women changed humans’ ...

A digital reconstruction of a million-year-old skull suggests humans may have diverged from our ancient ancestors 400,000 years earlier than thought and in Asia, not Africa, a study found. The ...

Human evolution is often told as a tidy story of adaptation, yet some of our most familiar body parts still defy straightforward explanation. From the jut of the human chin to the curve of the outer ...

Many people hold the view that evolution in humans has come to a halt. But while modern medicine and technologies have changed the environment in which evolution operates, many scientists are in ...

Add Yahoo as a preferred source to see more of our stories on Google. A reconstruction of the crushed skull labelled Yunxian 2, which has features that are closer to species thought to have existed ...

Researchers at the University of Maine are theorizing that human beings may be in the midst of a major evolutionary shift—driven not by genes, but by culture. "Human evolution seems to be changing ...

Michael A. Little does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

This measure compares the length of the index finger to the ring finger, a relationship called the 2D:4D ratio. Scientists have shown that this ratio reflects the balance of estrogen and testosterone ...

Human evolution has long been tied to growing brain size, and new research suggests prenatal hormones may have played a surprising role. By studying the relative lengths of index and ring fingers — a ...