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

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.

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

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

Most carnivores have teeth to grasp and eat prey, so marine animals with teeth are not uncommon. Sharks, dolphins, eels, ...

A recent study reveals that human teeth evolved from the sensory armor of ancient fish that lived 465 million years ago.

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

Does your dog enjoy the occasional sky raisin aka cicada? With the cicadas invading Ohio, are dogs safe snacking on screaming sky grapes? What to know.

Cicada shells are crunching underfoot in Southwest Ohio, left behind by the invading 17-year brood. Here's how to clean up ...

New research from the University of Chicago shows that dentine, the inner layer of teeth that transmits sensory information to nerves inside the pulp, first evolved as sensory tissue in the armoured ...