The Indigenous peoples of the Bolivian highlands are survivors. For thousands of years they have lived at altitudes of more than two miles, where oxygen is about 35 percent lower than at sea level.

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 ...

From epic poetry to game shows, from Stone Age axes to spaceflight, humans have the most complex cultures of any species on Earth. Since the time of Darwin, scientists have suspected that this culture ...

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 ...

“For over a hundred years, it was hypothesized that our ancestors lived in grassland savannahs and that this major ecosystem change drove human evolution, including the origins of bipedalism and ...

The evolution of the human species is marked by an increase in brain size. Now new research suggests that could be partly ...

Ancient tools from central China are flipping the script, revealing early humans were far more innovative than history once gave them credit for.

He lived hundreds of thousands of years ago, eking out an existence in what is today central China. Sporting a squat neck and a big brain, he likely wielded tools made of stone and hunted or scavenged ...

An international team has discovered the earliest known hand-held wooden tools used by humans. A study jointly led by ...

It’s a common mistake to think we came directly from the monkeys or chimps you see at the zoo today, […] ...