Ancient fish illuminates childhood mystery

Ancient fish illuminates childhood mystery

Remember losing your milk teeth? After a lot of wiggling the tooth finally fell out. But in your hand was only the enamel-covered crown; the entire root of the tooth had somehow disappeared. In a paper published this month in Nature, researchers from Uppsala...
The Best Fix for a Younger Smile

The Best Fix for a Younger Smile

As teeth shift out of alignment, which can happen for a number of reasons, they can give way to a smile that has seen the test of time. Even the healthiest patients can experience teeth that slightly shift and drift. Crooked teeth make you look older because we...