The brittle star specimen suggests that the sea creatures have been splitting themselves in two to reproduce for more than 150 million years.

By digging into the geologic record, scientists are learning how wildfires shaped — and were shaped by — climate change long ago.

A gift from abroad of more than 1,100 Brazilian fossils aims to step up efforts to rebuild the country’s National Museum, which suffered major fire damage in 2018.

The Cleveland Museum of Natural History is rolling out two new exhibition halls and making its scientists more accessible. And don’t forget the dinosaurs.

© Daniel Lozada for The New York Times

Two creatures unearthed in 2006, and finally on display in North Carolina, might hold the key to a major debate over a certain animal’s identity.

© Cornell Watson for The New York Times

A series of foot tracks in southeastern China points to the discovery of a giant velociraptor relative, paleontologists suggest in a new study.

A new study resets the timing for the emergence of bioluminescence back to millions of years earlier than previously thought.

© NOAA Office of Ocean Exploration and Research, Deepwater Wonders of Wake

When Ruby Reynolds and her father found a fossil on an English beach, they didn’t know it belonged to an 82-foot ichthyosaur that swam during the days of the dinosaurs.