At 8 tonnes and nearly 9 metres in length, triceratops was the largest and most iconic of the horned dinosaurs. With two ...

Based on an unprecedented discovery in Alberta, Canada, The Journey North, tells the epic tale of one of the largest dinosaur herds that ever lived, the Pachyrhinosaurus, through the eyes of one of ...

New discoveries of small animals that lived more than 200 million years ago are changing how paleontologists think about ...

Sharks, skates and catfish also have tooth-like structures called denticles that make their skin feel like sandpaper. When Haridy studied the tissues of her catfish, she saw that the denticles were ...

New research shows that dentine, the inner layer of teeth that transmits sensory information to nerves inside the pulp, first evolved as sensory tissue in the armored exoskeletons of ancient fish.