A new study shows cultural evolution helped humans expand across Earth far faster than genetic change alone could achieve.

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 ...

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 evolved testicles of all different sizes. In almost all these separate cases, ...

It's quick and easy to access Live Science Plus, simply enter your email below. We'll send you a confirmation and sign you up for our daily newsletter, keeping you up to date with the latest science ...

Daniel Read receives funding from the ESRC. Nobody likes to wait, and we are willing to pay to avoid it. Expedited shipping, fast food and video streaming are all profitable because they reduce or ...