Nano-sized robots manipulated using a magnetic field can help kill bacteria deep inside teeth to ensure the success of root canal treatments after the living tissue has been removed, scientists report ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." There are a lot of factors that go into choosing a toothbrush beyond just manual or electric. Do you want ...

The buildup of bacteria deep in our teeth can cause infections in difficult-to-reach areas, and scientists at the Indian Institute of Science have developed a set of tiny cleaning robots they believe ...

Even though all primary teeth eventually fall out, it's important to take care of them. Loss or decay of these teeth can deform the mouth, causing problems when the permanent teeth take their place.

Most of us were taught the same thing growing up: brush hard, brush long, and your teeth will be squeaky clean. The whiter they look, the better you’re doing. Right? Not exactly. Because here’s the ...