Newly dated fossils from New Mexico challenge the idea that dinosaurs were in decline—and suggest instead they had formed flourishing communities.

Argentinian researchers have described a Carnian theropod with features previously thought to belong only to much later ...

Fraser, N. C. and Sues, Hans-Dieter. 2011. "The beginning of the "Age of Dinosaurs': a brief overview of terrestrial biotic changes during the Triassic." In Earth and Environmental Science ...

In a new paper in Science, experts from the University of Chicago describe steps that took place some 66 million years ago to transform the carcasses of a duck-billed dinosaur, Edmontosaurus annectens ...

A new analysis of a controversial tyrannosaur fossil reveals the dinosaur wasn't a teenage version of T. rex as once thought, ...

A new species of dome-headed dinosaur has been discovered in fossils found in Montana, according to researchers. The dinosaur, named Brontotholus harmoni, belongs to the family pachycephalosauridae ...

A new study offers the most intriguing clue yet for determining the sex of certain dinosaurs: injuries that may have resulted ...