A new clinical study involving human participants shows that arginine, a naturally occurring amino acid, can change how dental plaque develops on teeth, helping to reduce the risk of tooth decay. When ...

Explore the fascinating structure of snail teeth, known as the radula, under the microscope. America’s ‘Achilles heel’ of ...

At first glance, teeth look a lot like bones: Both are hard, white and rich in calcium. So why aren't teeth considered part of the skeletal system? Even though teeth and bones share a few basic ...