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

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

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 ...

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

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

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

Timeline: The Cambrian Explosion and Animal Diversity Daniel Waters March 2, 2020 Let’s go back 541 million years. Earth was about to throw the most spectacular evolutionary party in history. For ...

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