Through a sudden death overtime goal, the U.S. men's hockey team is golden over Canada.

BOSTON, Ma. - Adorable gap-toothed smiles, precious for parents, are a source of inspiration for Mass. General Hospital scientist Erin Dunn. Dunn and her team want to know if children’s teeth can ...

Fluoride is usually the standard for helping strengthen teeth. But another mineral might be better. The other mineral is made artificially. It is called mimetic hydroxyapatite. This new study says it ...