Add Yahoo as a preferred source to see more of our stories on Google. Researchers from King's College London report that keratin can protect against tooth decay and repair early-stage enamel damage ...

RIVERSIDE, Calif. – Biologists at the University of California, Riverside report new evidence for evolutionary change recorded in both the fossil record and the genomes (or genetic blueprints) of ...

People generally try to keep hair out of their mouths, but it turns out hair may be good for teeth. Keratin is a protein found in hair and wool. When applied to teeth, it mixes with the minerals in ...

Researchers have created a bioinspired gel that can regenerate tooth enamel by mimicking natural growth processes. The fluoride-free material forms a mineral-rich layer that restores enamel’s strength ...

New artificial saliva protects teeth from acid and reduces cavities, offering hope to patients with dry mouth.

Certain types of food wear down your teeth. The longer these foods stick to the surface of your teeth, the more acidic your mouth will become, leading to the formation of cavities. When this happens, ...

Dental x-ray. Image by Tim Sandle. Dental x-ray. Image by Tim Sandle. Your next toothpaste might be made from your hair, and it could regrow your enamel, according to researchers based at King’s ...

Magnesium-rich: an atomic-resolution scanning transmission electron microscopy image of an enamel crystallite looking down the long axis of the crystal. The dark areas show magnesium ions forming two ...

Tooth decay has forced unpleasant dental visits on most of the U.S. population. In fact, over 90 percent of adults have had at least one cavity. Furthermore, longer lifespans and egregious dental ...

The natural world is rife with leftovers. Over the course of evolution, body parts that no longer benefit their owners eventually waste, away leaving behind shrivelled and useless anatomical remnants.