Ancient sea organisms survived until a sudden extinction 550 million years ago, revealing what may be the first major mass ...

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 ...

Researchers discovered 91 unknown species in a 512-million-year-old fossil trove in China's Hunan province.

Mass extinction is, as it were, a way of life. Earth’s history has seen several. The most famous, 66m years ago at the end of the Cretaceous period, did for most of the dinosaurs (only a few of the ...

Deep-water creature: The fossil of the Cambrian Period marine arthropod Fuxianhuiid, with gut preserved, discovered in Hunan province in southern China. — Reuters Scientists have unearthed in southern ...

Researchers studying the soft-bodied Ediacaran biotas of the world generally accept that there are three distinct assemblages. The 575–560-million-year-old (Ma) Avalon Assemblage is best known from ...

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 single stone quarry in China’s Hunan province — roughly the footprint of a modest house — has yielded more than 50,000 fossils and rewritten our understanding of what happened after one of Earth’s ...

Research team members collect fossils during their first field work in Mozi village of Huayuan county, Xiangxi Tujia and Miao autonomous prefecture, Central China's Hunan province, April 7, 2021.