A photo of a long‑expired tube of toothpaste—dating all the way back to 1988—has gone viral on Reddit, attracting more than ...

Researchers reporting in ACS Nano have designed a prototype teeth-whitening powder that is activated by the vibrations from ...

The orange juice that many people like to drink with breakfast is naturally high in sugar. But it also contains citric acid, ...

"Hydroxyapatite is natural. It is a type of calcium that makes up bones and teeth," says Lai. "Nano-hydroxyapatite relates to ...