Look, Listen + Learn is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire TV, Amazon Fire Tablet, Roku, Samsung Smart TV, ...

A new study shows the glow from tooth whitening often fades within a year, but whether you still love your smile may depend more on your personality than the shade of your teeth. Study: Effect of ...

Teeth whitening refers to a variety of processes that aim to make someone’s natural teeth appear brighter and whiter. Teeth whitening methods include sanding down stains, bleaching, ultraviolet (UV) ...

A gap or space between the teeth is common and not usually a cause for concern. In children, a gap often closes by itself with age, but some gaps never close. Regardless of whether you have a large or ...