DNA preserved in calcified bacteria on the teeth of ancient human skeletons has shed light on the health consequences of the evolving diet and behaviour from the Stone Age to the modern day. The ...

In the recesses of the Smithsonian National Museum of Natural History in Washington, D.C., Stephanie Canington is giving a dead lemur a tooth exam. Holding the caramel-colored skull of a once-captive ...

This issue features articles on denture loss, eco footprints, and dental care for cardiac transplant patients. Cover image: Bacterial plaque. Coloured scanning electron micrograph (SEM) showing human ...