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 ...

For nearly two centuries, scientists have tried to solve an enduring mystery about a giant millipede-like animal named Arthropleura that used its many legs to roam Earth more than 300 million years ...

Half a billion years ago, the first true eye emerged in Earth’s oceans. Fossils now reveal what that ancient crystal vision could actually see.

Paleontologists in England discovered the existence of a new marine species that roamed the Earth before the dinosaurs and nicknamed the headless arthropod “Sue” after one of their mothers, according ...

The fossil of the Cambrian Period marine arthropod Fuxianhuiid, with gut preserved, discovered in Hunan province in southern China and dating to around 512 million years, is seen in this photograph ...