WASHINGTON (Reuters) - Surmising even the physical appearance of a dinosaur - or any extinct animal - based on its fossils is a tricky proposition, with so many uncertainties involved. Assessing a ...

Once upon a time, dinosaurs roamed the land. Herds of Tricerotops ran free, Pterodactyls soared through the sky, and the roar ...

A new study reveals Tyrannosaurus rex took 40 years to reach full size, not 30, as previously thought. Researchers analyzed bone tissue from fossils to determine their results.

Dinosaurs haven’t roamed the Earth for millions of years, but the nature of their reign has sparked no shortage of controversial debates among paleontologists that remain unresolved today. Late last ...

NEW YORK (AP) — Scientists have long puzzled over the origins of a mysterious dinosaur excavated in the 1940s: Was it a young T. rex or another type of dinosaur? At first, researchers had only a ...

Monisha Ravisetti was a science writer at CNET. She covered climate change, space rockets, mathematical puzzles, dinosaur bones, black holes, supernovas, and sometimes, the drama of philosophical ...

The behemoth dinosaurs grew more slowly and had longer lifespans than previously thought, a new study suggests ...

All the Latest Game Footage and Images from Dinosaur Park: Jurassic Trex World Take your own personal dinosaur strolling in a delightful wilderness from the jurassic times In this energizing and fun ...

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