Scientists discovered true teeth growing on the head of the spotted ratfish, a distant shark relative. The toothed structure, called a tenaculum, helps males hold onto females during mating. Genetic ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." A 2021 study out of Japan showed how targeting genes can regrow teeth in animals. Now, the team has ...

Celebrities and civilians alike are “fixing” their natural teeth. Now everybody has the same smile … and it’s kind of creepy. BEVERLY HILLS, Calif. Have you ever looked at Selena Gomez’s teeth? Like, ...

Long-limbed and sporting dramatic horns above its eyes, Guenther’s marsupial frog is a bizarre-looking amphibian from the misty cloud forests of the Andean slopes. Like other marsupial frogs this ...

These habits can cause a surprising amount of damage to your teeth, experts say. By Jancee Dunn A few years ago, I booked an emergency visit with my dentist for a cracked molar. When he asked me how ...

Here’s what you’ll learn when you read this story: A study out of Japan showed how targeting genes can regrow teeth in animals. Now, the team has turned to a human clinical trial. By targeting the ...