While we don’t often see them in the hobbyist community, 3D printers that can extrude gels and viscous liquids have existed commercially for years, and are increasingly used for biological research.

A smile can light up a room and give a person the confidence they need to succeed in any social situation. But, when you’re pearly whites aren’t so pearly, it can feel like the only thing everyone is ...

14 best whitening toothpastes tested by a beauty writer for brighter teeth - I’ve tried and tested the best whitening ...

Have you ever been presented with a photo of yourself but all you can focus on is your teeth? Or put on a bright lipstick and just lost it over how yellow it makes your smile look? You're not alone.

Hydroxyapatite (HAP) toothpaste is a dental product that contains manufactured calcium phosphate. Calcium and phosphate are minerals that form 95% of tooth enamel and 70% of bones. NASA developed HAP ...