Using uranium-lead dating, researchers calculated the age of the eggs, rather than the sediments around them, at the ...

When did these blockhead dinosaurs get their domes? A new fossil is “the specimen we have all been waiting for.” ...

Pachycephalosaurs, two-legged plant eaters known for their bony dome-shaped skulls, are among the quirkiest dinosaurs known, ...

The juvenile pachycephalosaurs, which predates the previous oldest dome-headed dinosaur by 15 million years, reveals more ...

A newly discovered dinosaur species has been identified from a fossil unearthed in Mongolia that represents the most complete ...

The land would later become the Iberian Peninsula, and the valley the creature stood would be buried deep in the rocks of Portugal. About 125 million years later, paleontologist Pedro Marrecas would ...

In the Cretaceous period, Earth was plagued by widespread volcanic activity, oceanic oxygen depletion events, and mass ...

Archaeologists in China have used cutting-edge technology to date dinosaur eggs for the first time, revealing the age of the ancient fossils.

Definitively dating the age of a clutch of fossil dinosaur eggs at a famous site in China may let scientists link eggshell features to environmental shifts at the time.

Scientists directly dated dinosaur eggshells in China, finding them 85.91 million years old, revolutionizing fossil timelines ...

Ancient dinosaur eggs discovered in China hold key clues to Earth’s past. New dating techniques reveal surprising details ...