Researchers have developed a teeth-whitening powder that works with the vibrations of an electric toothbrush to safely remove stains. Unlike traditional whiteners, it not only brightens teeth but also ...

Tooth whitening has long forced people to choose between brighter smiles and stronger enamel. A new vibrating tooth powder aims to end that tradeoff, promising to lift stains while actually rebuilding ...

The problem with popular teeth-whitening agents, like peroxide-based gels, is that they risk damaging tooth enamel while they bleach. Now, Chinese scientists say they've developed a better option: one ...