The massive megalodon was not hunting only large marine mammals such as whales as researchers widely thought, a new study of ...

New research from the University of Chicago reveals that teeth may have evolved from sensory armor in ancient fish.

Chicago, a small hill that looks like a prop from an Indiana Jones contains many of the world’s best-preserved, most diverse ...

In a study led by scientists from the University of Chicago and published in Nature, researchers discovered that dentin—the ...

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 ...

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.

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

Teeth are sensitive because they evolved from sensory tissue in both ancient vertebrates and ancient arthropods.

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 ...