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

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

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

Ever wondered why our teeth are so sensitive to pain or even just cold drinks? It might be because they first evolved for a ...

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

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.

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

Of these, six species have premolar teeth, enabling their comparison to specimen SHN.830. It was found that although SHN.830's teeth had various similarities to other multituberculate families ...

Our sensitive teeth originally evolved from the "body ... the earliest vertebrate in the fossil record, seeking out fossil specimens from the Cambrian and Ordovician periods (541 million to ...