It’s not surprising that many people fear the dentist. Replacing a tooth often requires invasive surgery and implanting a titanium screw into a patient’s jawbone, then waiting months for that to ...

Japan’s tooth-regrowth breakthrough changes everything Losing teeth has meant artificial replacements for centuries. Japanese ...

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 ...

“Early humans used chewing sticks, twigs, bird feathers, animal bones, and plant fibers to remove debris from their teeth,” ...