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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 Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

Around 540 million years ago, Earth's biosphere underwent a pivotal transformation, shifting from a microbe-dominated world to one teeming with animal life, as nearly all major animal phyla appeared ...

Scientists discovered the Huayuan Biota fossils in Hunan Province, China, dating 512 million years. The fossils include 153 species from 16 groups, with 90 species new to science. They date just after ...

The Cambrian Explosion is a landmark moment in the history of life on Earth when many of the major groups of animals first appear in the fossil record. New research, however, suggests that many of ...

Early animals formed complex ecological communities more than 550 million years ago, setting the evolutionary stage for the Cambrian explosion, according to a study by Rebecca Eden, Emily Mitchell, ...

A new study by Virginia Tech geobiologists traces the cause of the first known mass extinction of animals to decreased global oxygen availability, leading to the loss of a majority of animals present ...

A diverse collection of soft bodied fossils discovered in a quarry in southern China, dating to around 512 million years ago, is described this week in Nature. The so-called Huayuan biota contains 153 ...

Hundreds of millions of years before dinosaurs walked on land, Earth’s oceans went through a crisis so severe that nearly half of all marine genera vanished. New geochemical research now points to a ...