The Grand Canyon is a gigantic geological library, with rocky layers that tell much of the story of Earth’s history.

Find out the wide range of mammals, birds, and reptiles you could see on your next visit to Great Sand Dunes National Park.

Maybe that black cat that crossed your path wasn’t so bad after all. For the dinosaurs, an extinction-causing asteroid derailed what seemed to be a pretty good run. “It’s all just bad luck,” said New ...

There are literally decades of research... based on a premise that this article overturns,” said one paleontologist.

Fossils paleontologists initially thought belonged to a juvenile Tyrannosaurus rex actually belong to a new species of ...

The method, developed by researchers at the State University of Campinas in Brazil, uses images of dune surfaces to estimate ...

The skeletons of a duck-billed dinosaur found more than 100 years ago are so well-preserved that they contain fleshy body ...

A mysterious 80-million-year-old predator unearthed in Egypt's desert is shaking up what we thought we knew about ancient ...

Scientists have long debated whether dinosaurs were in decline before an asteroid smacked the Earth 66 million years ago, ...

Scientists have long debated whether dinosaurs were in decline before an asteroid smacked the Earth 66 million years ago, ...

A site in the San Juan Basin of northwestern New Mexico is providing a rare glimpse into the last days of the dinosaurs.Rocks ...