On Valentine’s Day in 2018, a team of scientists walked across a flat expanse in the badlands of northeastern Ethiopia, scanning the ground for fossils. An eagle-eyed field assistant, Omar Abdulla, ...

A large comparative study of primate teeth shows that grooves once linked to ancient human tooth-picking can form naturally, while some common modern dental problems appear uniquely human.

A new study, published on May 21 in the journal Nature, has revealed surprising information about the origins of human teeth. Our teeth evolved from the piercing “body armor” of extinct fish, which ...

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 ...