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

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

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

DANIEL: And the structure she'd found in the armor of Anatolepis, the now arthropod, was for sensing. HARIDY: All this extra anatomy ... considered the embryos of modern-day sharks, skates ...

Moreover, by getting rid of the heavy, thick plates of armor on modern navy warships, navies have improved their vessels' speed and maneuverability. So naval armor isn't necessary because it's ...

The 3,500-year-old Dendra armor may not look sleek, but new research shows how battle-worthy it really was. A Greek military volunteer wears a replica of the 3,500-year-old Dendra armor and bears ...

The anatomy of these flakes of invertebrate armor resembled the teeth of vertebrates ... Haridy figured that modern-day fish might help her answer the question. So she looked at the tooth-like ...