A peculiar dental condition known as shark teeth is gaining increased attention from parents and pediatric health care professionals across the United States as more families encounter the startling ...

An ancient shark tooth had an odd shape — and unraveling the mystery could provide insight into the long-extinct predators. The deformed tooth came from a megalodon, a massive shark that roamed the ...

Did the world’s largest prehistoric shark need an orthodontist, or did it just have a bad lunch? Researchers from North Carolina State University and the North Carolina Museum of Natural Sciences ...

Nearly half of teens who self-harm say they engage in self-injurious behavior due to the way their teeth look, according to a survey of more than 600 eighth-grade students. The findings were published ...