According to a study published in the journal ACS Nano, researchers at the Chinese Academy of Sciences have developed an ...

Scientists develop a toothbrush-activated whitening powder that safely whitens teeth, repairs enamel, and supports oral ...

Scientists develop powder that whitens teeth with just vibration from toothbrush - New powder found to overcome limitations ...

Even with regular brushing, teeth can become stained from genetic factors or consuming foods and drinks like tomatoes and ...

LONDON (AP) -- Toothbrushes used to be simple, powered only by your hand so they never broke down. Nowadays, rechargeable electric toothbrushes are increasingly popular because they make brushing ...

LONDONLONDON — Toothbrushes used to be simple, powered only by your hand so they never broke down. Nowadays, rechargeable electric toothbrushes are increasingly popular because they make brushing ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. LONDON (AP) — Toothbrushes used to be simple ...

Sign up for our Metro US email newsletter to get news, updates, and local insights delivered straight to your inbox! LONDON (AP) — Toothbrushes used to be simple ...