Our guide to the amazing creatures who once ruled the planet
Fossil finds from the miniature to the monstrous
T. rex Fossils Fetch Bargain Price
Just how much does a T. rex go for these days?
After some 60 million years, the prehistoric giant stands again—at Chicago's Field Museum of Natural History
The Dinosaur Hall of Fame
A guide to the biggest, smallest, fastest, smartest, dumbest, widest, oldest, and most popular dinosaurs
Do you know what colors the dinosaurs were? Test your dino savvy with our fun quiz
Classifying the Dinosaurs
Find out how scientists sort and file the lizard-hipped, the beast-footed, the horned-faced, and the iguana-toothed, not to mention all the other "ruling reptiles"
A 75-Million-Year-Old Dinosaur Voice
With the help of a giant skull and a supercomputer, scientists brought back the sweet song of the Parasaurolophus
Dinosaurs: Fact and Fiction
The answers are here—including who they hung out with, how they traveled, what they ate, and why they died
The Great Brontosaurus Hoax
Better not say this dirty little 12-letter-word around a dinosaur expert!
Want to know more about your favorite prehistoric beast? Search for facts in our online encyclopedia