This early animal behavior changes how we see success in evolution. It wasn’t just about being good on your own; it was about being smart together. These Cambrian groups were the first social networks ...

Add Yahoo as a preferred source to see more of our stories on Google. The fossil of the Cambrian Period marine arthropod Fuxianhuiid, with gut preserved, discovered in Hunan province in southern China ...

Just over half a billion years ago, Earth was rocked by a global mass extinction event, a dramatic interruption of the Cambrian explosion of life on Earth. What happened next, in the direct aftermath ...

The Cambrian is a geologic period of the Paleozoic Era, spanning approximately 539–485 million years ago, characterized by a major diversification of multicellular life known as the Cambrian explosion ...

A FERN-LIKE impression appears in the rock face. Grasping at their rope, the boys very nearly miss it. It is April 1957 and three schoolboys are climbing in a quarry in Charnwood Forest in the English ...

Imagine being transported 500 million years into Earth’s past, landing in a world that feels both alien and dangerously unfamiliar. You have just arrived in the Cambrian Period, a time when life on ...