(CNN) — Were dinosaurs warm-blooded like birds and mammals or cold-blooded like reptiles? It’s one of paleontology’s oldest questions, and gleaning the answer matters because it illuminates how the ...

The study enlisted two helmeted guineafowl, Numida meleagris, and got them to run across muds of different consistencies. They then used photogrammetry to capture the resulting trackways, and looked ...

After millions of years, six incredible dinosaurs are coming back to life. In “Walking with Dinosaurs” on PBS, paleontologists discover the lives behind the fossils, using the latest scientific ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Were dinosaurs warm ...

If you want to imagine a dinosaur running, then perhaps look at emus. They probably shared a similar posture, which makes it most energy efficient to keep one foot on the ground when running at an ...

Paleontologists in Argentina have uncovered a new herbivorous dinosaur species known as Chakisaurus nekul, a fast-running creature that roamed Patagonia during the Late Cretaceous period, ...

A team at the Denver Museum of Nature & Science is hard at work piecing together a "remarkably complete" set of Triceratops ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment.View full profile Rachael has a degree in Zoology ...