Scientists using nanotechology have created the first cavity-filling composite that kills harmful bacteria and regenerates tooth structure lost to bacterial decay. This first-of-a-kind nanocomposite ...

To treat a cavity your dentist will remove the decayed portion of the tooth and then "fill" the area on the tooth where the decayed material was removed. Fillings are also used to repair cracked or ...

The next time you have a cavity, you may want to weigh your filling options carefully. New research from the University of Georgia suggests that dental fillings made of amalgam—a mixture of mercury, ...