More information: Shukang Zhang, Biogenic origin of secondary eggshell units in dinosaur eggshells elucidates lost biomineralization process in maniraptoran dinosaurs, Science Advances (2025). DOI ...

At present, the oldest known dinosaur fossils—which have been found in more southerly locales like Argentina, Brazil and Zimbabwe—date back some 230 million years.

The newly described species is the oldest known dinosaur from North America, a study reports. An artist’s illustration shows how Ahvaytum bahndooiveche may have appeared in a Laurasian habitat ...

University of Wisconsin–Madison (UW–Madison) paleontologists announced the discovery of a new dinosaur that challenges the conventional theory about the dinosaurs’ origin and spread.

Paleontologists have found evidence of body coverings from “dinofuzz” to flight feathers on a score of non-avian dinosaur species, ranging from the pigeon-sized, magpie-patterned Anchiornis to ...

Regardless of its origins, it is never a compliment to be called a dinosaur by a younger colleague or relative. But let’s get back to the creator of the word dinosaur, Sir Richard. Although a ...

Dino feathers may have had earlier origin than thought. Hairlike filaments found on 'wrong' side of dino family tree. Share this: Share via email (Opens in new window) Email; ...

More information: Shukang Zhang, Biogenic origin of secondary eggshell units in dinosaur eggshells elucidates lost biomineralization process in maniraptoran dinosaurs, Science Advances (2025). DOI ...