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 ...

The fossils offer a rare glimpse into a cataclysmic event that brought a sudden end to the greatest explosion of life in our planet's history.

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.

Scientists discovered well-preserved marine fossils in southern China, uncovering a thriving deep-water ecosystem after a ...