Forget strips, gels, and pastes. Your next tooth-whitening and repairing substance might well be a new powder developed by ...

According to the National Institutes of Health, calcium is the most abundant mineral in the body and 99 percent of it is stored in bones and teeth. Calcium compounds help give enamel — your teeth’s ...

Two studies on calcium isotopes in teeth have provided new insights into both the extinction of the marine reptiles and weaning age in humans. The findings open new avenues for research in ...