New analysis shows several families of dinosaurs were likely thriving in North America in the latter days of the dinosaur era ...

One scorching day last September, Annie Méchin crouched over a slab of red clay on a remote patch of farmland near Marseille, on France’s Mediterranean coast. Méchin was scraping away at the ...

Dinosaurs likely weren’t declining before an asteroid wiped them all out; instead, there may just be limited fossils from that time period, according to a new study. It has been hotly debated ...

March 25 – Fossils unearthed during construction of a water pipeline in the Gobi Desert of Mongolia have revealed one of the oddest members of a rather strange group of dinosaurs, a creature ...

A fossil from one of the largest dinosaurs to live in North America was discovered in a national park in Texas. In March, students from Sul Ross State University went to Big Bend National Park for ...

Researchers also found the remains of two rodent-like mammals in the gut of this dinosaur’s fossil, which represents the first direct evidence of dinosaur-mammal predation in this ancient ecosystem.

However, at face value, the fossils available for study from this time — more than 8,000 — suggest the number of dinosaur species peaked about 75 million years ago and then declined in the 9 ...

Instead, the idea that dinosaur diversity was declining before the asteroid struck 66 million years ago is likely based on faulty fossil data, according to a study that looked at nearly 18 million ...

For nearly three decades, scientists have debated whether dinosaur species were actually declining long before the space rock wiped them out. A decline in fossil records from around 75 million ...