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

A sediment-washing “bubbler” helped researchers recover 65.5-million-year-old teeth that illuminate how early primate ...

The Huayuan biota fills a gap in the fossil record that has made it difficult to study recovery after the Sinsk event. With ...

Each year on March 3, World Wildlife Day draws global attention to the plants and animals that make life on Earth possible.

Tiny, tooth-sized fossils have just reshaped the story of our deepest ancestry. Paleontologists have discovered the southernmost remains ever found of Purgatorius—the earliest-known relative of all ...

Lost fossils reveal that some of the first ocean predators went global astonishingly fast after Earth’s worst extinction.

A lost cache of 250-million-year-old fossils from Australia has rewritten part of the story of life after Earth’s worst mass extinction. Instead of a single marine amphibian species, researchers ...

The idea that extreme climate change could one day cause a mass extinction and end the human dominance is not as farfetched ...

Scientists say a Chinese fossil site offers the first major look at life after the Sinsk mass extinction.

New, miniscule fossils of the earliest-known relative of all primates, including humans, Purgatorius, have been unearthed in a more southern region of ...