Scientists have extracted the oldest RNA molecules out of a woolly mammoth, gaining a snapshot into the processes at work in ...

For a long time, evolutionary biologists have thought that the genetic mutations that drive the evolution of genes and ...

A surprising diversity of dog shapes and sizes evolved long before the Victorians began making modern breeds Modern dog breeds come in a mind-boggling array of shapes and sizes—from Chihuahua to Great ...

Animals from completely different branches of the tree of life, such as insects, worms and vertebrates, independently evolved ...

Over 500 million years ago, the Cambrian Period sparked an explosion of skeletal creativity. Salterella, a peculiar fossil, ...

The theory of evolution by natural selection was first formulated in Darwin’s book “On the Origin of Species” in 1859. It ...