Ian Towle receives funding from the Australian Research Council (ARC DP240101081). Luca Fiorenza receives funding from the Australian Research Council (ARC DP240101081). For decades, small grooves on ...

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.

Vikings filed horizontal grooves into their teeth to show they were merchants, according to a new study. Making modifications to the human body is nothing new, and researchers have known for over a ...

For decades, tiny grooves on fossilized human teeth were believed to be signs of early dental hygiene, evidence that ancient people used sticks or plant fibers as primitive toothpicks. But new ...