"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 ...

As helpful as they are to many, fillings and dental implants can be detrimental, and while they have long been the only solutions to decay, it may soon be possible for teeth to regrow themselves. A ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...