Evolution is perhaps the most extraordinary story ever told—a tale spanning billions of years that connects every living thing on Earth through an intricate ...

Why do you have five fingers? Why not ten, or twenty, or one? Why do so many animals have five fingers? Five seems to be the perfect number for most hands. Oddly, the first vertebrates to come onto ...

There's a difference between knowing that something evolved and understanding why it stuck around. Most of the systems running your body right now weren't designed for the life you're actually living.

Analyzing fossils can be difficult -- especially when they're so small that they can only be seen with a microscope. Researchers have now come up with a solution. Fossils don't always come in large, ...

A RAFT full of elephants and rats gets stranded on a remote island. The animals survive and reproduce. But as the generations pass, something odd happens: the elephants shrink to the size of Shetland ...

This image shows how a divergent chemical mixture can 'evolve' into a mixture of species, or be dominated by just one. We know that Darwinian evolution acts on all forms of life, but does evolution ...