Dinosaurs By the Numbers is written and illustrated by Steve Jenkins published by Clarion Books. Kids love this big, ...

Recent research suggests that Velociraptor mongoliensis was a feathered dinosaur. A forelimb fossil discovered in Mongolia showed quill knobs like those found in many modern birds. These telltale ...

Scientists still debate the purpose of this dinosaur's iconic horns and spiky head plate. Find out what we’ve learned about how Triceratops lived and why it went extinct. Triceratops’ enormous ...

Mark Norell, the museum's chairman of paleontology, shares some surprising facts about the biggest known dinosaur yet. Photo: American Museum of Natural History.