In the 460-million-year-old Eriptychius, the researchers found large, open pulp cavities and branching dentin tubules — an ...

Great white sharks (otherwise known as great whites or white pointers) are famous for their distinctive fins and ferocious ...

The sometimes uncomfortable sensations we feel in our teeth may be an evolutionary holdover from the scaly exteriors of ...

A new study reveals that the sensitivity of teeth, which makes them zing in a dentist's chair or ache after biting into something cold, can be traced back to the exoskeletons of ancient, armored fish.

Sharks, skates and catfish also have tooth-like structures called denticles that make their skin feel like sandpaper. When ...

Human teeth evolved from the ancient sensory armor of fish over 460 million years ago, revealing a surprising link between ...

If you've ever gotten a toothache from eating something cold like ice cream, scientists at the University of Chicago might ...

Snails, often underestimated, possess a remarkable 25,000 teeth, surpassing all other creatures. These microscopic teeth, ...

Sensory features on the armored exoskeletons of ancient fish may be the reason why humans have teeth that are sensitive to ...

Anyone who has ever squirmed through a dental cleaning can tell you how sensitive teeth can be. This sensitivity gives ...

Your teeth play important roles in your daily life, but have you ever wondered how humans evolved to have them? Skin scales ...

A newly discovered fossil shark, Pararhincodon torquis, reveals ancient insights into shark evolution, shedding light on its ...