Losing a tooth as an adult is par for the course for many of us. The only option to replace them? Artificial substitutes. But ...

Using an atomic-scale imaging tool on a sea creature's tooth, two Northwestern University researchers have peeled away some of the mystery of organic and inorganic interfaces in tooth and bone ...

The smooth, solid tooth enamel that most people are born with belies the incredible molecular complexity that makes it possible. Proteins are constantly interacting with the apatite mineral surface.