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

Human newborns arrive remarkably underdeveloped. The reason lies in a deep evolutionary trade-off between big brains, bipedalism and the limits of motherhood.

Human placentas produce exceptionally high hormone levels that may have driven our brain evolution, not male competition as traditionally thought These pregnancy hormones directly influence fetal ...

Across their modelling strategies, the authors place the theoretical upper limit of the modern human lifespan somewhere between 128 and 202 years. They also note the best-verified maximum recorded ...

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 ...

The evolution of human hands is one of the most important – and overlooked – stories of our origin. Now, new fossil evidence ...

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 ...

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 ...

Humans have lived with fire for over a million years. Scientists now say burn injuries may have influenced human evolution and healing.