Evolutionary theory has revolutionized the way we understand humans – yet more than a century after Darwin's ideas reshaped biology, the female form of our species remains largely a mystery.

In this eye-opening talk, fish paleobiologist Lauren Sallan explains how one of Earth’s most devastating mass extinctions reshaped life on the planet. Around 359 million years ago, nearly 96% of fish ...

Scientists discovered some of the oldest bony fish fossils in China. The fossils explain the early history of animals with backbones.

The human body is a machine whose many parts – from the microscopic details of our cells to our limbs, eyes, liver and brain – have been assembled in fits and starts over the four billion years of our ...

Since the Middle Ages, the size of wild and domestic animals has largely been shaped by human selection: domestic animals are increasingly larger; wild animals increasingly smaller. During the 7,000 ...

Humans don’t have a defined mating season like deer or wolves. Here’s how evolution blended biology, culture and social life into year-round intimacy.

Human beings have been at the center of ecological change on Earth for thousands of years. But as history shows, no species ...

The next step is to build a sleeker model that’s easier to manipulate, scientist say.