These days, all fish have teeth. The shapes of their teeth vary according to diet, ranging from the little pegs of goldfish ...

Introduction : Why teeth? -- I. Development. Microscopes, cells, and biological rhythms -- The big picture : birth, death, and everything in between -- Things that can go wrong : stress, pathology, ...

Teeth help animals bite and chew food. Meat-eating carnivores tend to have sharp teeth to sink into their prey, while herbivores tend to have flatter teeth to grind down their plant-based meals. Some ...

Losing teeth has meant artificial replacements for centuries. Japanese researchers at Kyoto University Hospital are changing that with human trials of a drug that regrows natural teeth. By 2030, ...

A doctor who had a genetic condition that prevents teeth from forming searched for the DNA mutation that had affected his family for over 150 years.