Scientists have shown how a tiny flaw in a protein results in damaged enamel that is prone to decay, according to a new study published in the Proceedings of the National Academy of Sciences. People ...

Break any bone in the human body, and the body can repair the tissue and fix the damage. Yet tooth enamel—the strongest tissue in the human body—cannot repair itself. Still, our teeth last a lifetime.

Tooth enamel structure changed at the nanoscale as the human diet shifted toward meat and agriculture products over the past two million years, according to an analysis published in Nature. The ...

Modern dental practice is concerned with preserving teeth rather than extracting them, even if tooth decay is present. Various types of fillings have been used, including materials like composite ...

Biting, chewing, slicing—human teeth withstand wear and tear over the course of a lifetime. Their resilience is partially due to the hardness of tooth enamel, a biomaterial that new research shows is ...

Magnesium-rich: an atomic-resolution scanning transmission electron microscopy image of an enamel crystallite looking down the long axis of the crystal. The dark areas show magnesium ions forming two ...

Only if these conditions are met it is possible to fully reproduce the structure of natural enamel. "Traditionally in dentistry, composite restorative materials are used in enamel restoration. To ...