Two fossils suggest that birds were thriving and diversifying in China as the Jurassic Period closed, new research reveals.

Rokfaith (CC BY-SA 3.0) via Wikimedia Commons The name Cretaceous comes from the Latin 'creta' which means chalk. It's named for the large quantities of chalk rock laid down at this time in Western ...

For more than 40 years, an area of Cretaceous rock exposures in northwest Montana has been the site of exciting fossil discoveries, including ones by paleontologists from Montana State University ...

For more than 40 years, an area of Cretaceous rock exposures southwest of Choteau off the Bellview Road has been the site of exciting fossil discoveries, including ones by paleontologists ...

Pinpointing when birds diverged completely from dinosaurs has long remained a paleontological mystery.

BOZEMAN, Mont. – A significant area of Cretaceous rock exposures in northwest Montana has been recognized as an International Geoheritage Site, Montana State University announced on Thursday.

A 68-million-year-old skull fossil found in Antarctica has revealed the oldest known modern bird, which was likely related to ...

Using groundbreaking empirical measurements of sulfur within the related Cretaceous-Paleogene (K-Pg ... release of large volumes of sulfur from rocks within the Chicxulub impact crater 66 million ...