Most people start off adulthood with 32 teeth, not including the wisdom teeth. There are four types of teeth, and each plays an important role in how you eat, drink, and speak. Read on to learn more ...

Specialised teeth helped predators like Gorgosaurus, pictured feeding on a young Corythosaurus in Alberta 75 million years ago Scientists have discovered the unique internal structure of the serrated ...

The Tyrannosaurus rex and its fellow theropod dinosaurs that rampage across the screen in movies like Jurassic World were successful predators partly due to a unique, deeply serrated tooth structure ...