Researchers at the Icahn School of Medicine at Mount Sinai report that early-life exposure to common environmental metals may ...

Several genes affect tooth development in the first year of life, according to the findings of a study conducted at Imperial College London, the University of Bristol in the U.K., and the University ...

Darwin had his finches, Morgan had his fruit flies, and scientists today have cichlid fishes to trace the biological origins of jaws and teeth. In this week's issue of the journal PLoS Biology, ...

An extended childhood, a hallmark of human development, may have gotten off to an ancient and unusual start. One of the earliest known members of the Homo genus experienced delayed, humanlike tooth ...

Scientists have grown a tooth in a lab, marking a significant step toward regenerative dental treatments. The study, carried out in London by King's College and Imperial College, used a specially ...

Most children grow 20 baby teeth and, eventually, 32 permanent ones. Some grow one more. An extra tooth that appears between the two upper front teeth is called a mesiodens. It's one of the most ...