For more than a century, dentistry has focused on repairing or replacing damaged teeth, not growing new ones. That assumption is now under direct challenge, as Japanese teams move a first-of-its-kind ...

Dreaming of a whiter smile but frustrated by those persistent stains thanks to the effects of your daily coffee (or wine) fix? Less-than-white teeth can be a real confidence killer, but don't worry — ...

Add Yahoo as a preferred source to see more of our stories on Google. Close up on woman white teeth. Off the bat, why don’t we do this already? To better understand what we’re up against in this ...

Many of us will lose an adult tooth in our lifetimes, whether through disease or misadventure – a punch that landed, a skateboarding trick that didn’t, say. And if you join these ranks, which include ...

Add Yahoo as a preferred source to see more of our stories on Google. Transparent cross section of a molar tooth showing the pulp chamber in orange You won't find visits to the dentist at the top of ...

Add Popular Science (opens in a new tab) Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results. Get the Popular ...

Who hasn't at some point fretted over pesky teeth stains or worried about the yellowing effects of a daily coffee habit? Thankfully, there are solutions. And while at-home teeth whitening may seem ...