Hallucigenia was such an odd animal that palaeontologists reconstructed it upside-down when they first analysed its fossils - ...

The oldest fossilized remains of complex animals appear suddenly in the fossil record, and as if from nowhere, in rocks that ...

A new study by the University of Minnesota challenges previous classifications paleontologists use to determine how the ...

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

In a case of mistaken identity, fossils from two whales were disguised as the backbones of a woolly mammoth. The fossilized ...

Deep inside a fossil-filled cave in the Dominican Republic, researchers uncovered evidence of an unexpected interaction ...

For 75 years, a pair of fossils in the collection of an Alaska museum was believed to have come from a mammoth. Not so, says ...

In London, the Natural History Museum released its 2025 list of newly described species, formally adding 262 plants and ...

At first glance, this mammal looks like a horse gone terribly wrong. But, in reality, Chalicotherium is far from a botched ...

A fossil of Manipulonyx reshetovi, found in a Mongolian desert, shows how the dinosaur used its specialized claw to snatch ...

A new study by researchers at the University of Minnesota Twin Cities challenges previous classifications paleontologists use ...

With copper-blue blood prized by modern medicine and a body plan older than dinosaurs, the horseshoe crab reveals how ancient ...