Just over half a billion years ago, Earth was rocked by a global mass extinction event, a dramatic interruption of the ...

The exceptionally well-preserved fossils shine a light on the mass extinction that brought an end to the "Biological Big Bang." ...

Half a billion years ago, a shallow sea in what is now Siberia teemed with creatures that look more like science fiction than prehistory. Locked in that ancient seabed, scientists have now identified ...

Jan 28 (Reuters) - Scientists have unearthed in southern China fossils of a multitude of marine creatures dating to more than ...

A treasure trove of Cambrian fossils has been discovered in southern China, providing a window on marine life shortly after ...

Levels of molybdenum in soil show that hydrogen sulfide gas wiped out nearly half of all marine life 530 million years ago.

Around 540 million years ago, Earth's biosphere underwent a pivotal transformation, shifting from a microbe-dominated world to one teeming with animal ...