Millions of people are affected by chronic dry mouth, or xerostomia, an agonizing side effect of damaged salivary glands. Currently, there is no cure for it. Researchers have established the world's ...

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.

Corals are the architects of reefs throughout tropical seas, providing protection and sustenance for the species that depend ...

Most people have encountered the black, gray, or pink stains of bacterial biofilms built up on the bathroom tiles or kitchen ...