Biologists have debated the reason why Homo sapiens evolved a prominent lower jaw, but this unique feature may actually be a by-product of other traits shaped by natural selection ...

Most people were taught a simple image: monkeys slowly turning into humans. That’s not how evolution works. Humans didn’t evolve from modern monkeys — we share a common ancestor with them, and if you ...

The chin is one of our most familiar features, yet scientists still debate why we evolved it. Here’s a breakdown of what we know about it so far.

If we look across the whole of the mammal branch of the tree of life, we find there are many groups of mammals that have ...

Learn how repeated burn injuries may have acted as a form of natural selection, influencing human genes linked to healing and immune response.

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.

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 ...