While bones can regrow themselves when they break, teeth aren’t so lucky, and that leads to millions of people worldwide suffering from some form of edentulism, a.k.a. toothlessness. Now, Japanese ...

If you have teenagers — or were once a teenager yourself — you've probably experienced this: Your kid's jeans fit perfectly in September, but by December they're showing ankle. The adolescent growth ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." A study out of Japan showed how targeting genes can regrow teeth in animals. Now, the team has turned to ...

It’s not surprising that many people fear the dentist. Replacing a tooth often requires invasive surgery and implanting a titanium screw into a patient’s jawbone, then waiting months for that to ...

Could a baby’s still-growing brain help set the stage for learning language? Princeton neuroscientists find surprising clues from chatty monkeys who share the power of babble. PRINCETON, N.J. — When a ...