Researchers in Japan are testing a new drug that could allow people to regrow lost teeth naturally. Early human trials are ...

Body growth in spiders (indeed in all arthropods) happen by jettisoning the tough outer shell while a new skin grows beneath, says Richard Jones. This is completely on growth from a new batch of ...

Humans are the only primates with a chin, leaving biologists to wonder why we acquired this unique feature. According to a new analysis of head anatomy in apes, it probably didn’t evolve for a ...

Well, today is Valentine's Day, which means love and connection are on people's minds, and I recently met someone who studies one form of affection, kissing. Matilda Brindle is an evolutionary ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." A sliver of what makes sharks so intriguing comes with their ability to regrow teeth. And while a group ...

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. For many ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. At some point in the deep past, humans may have come frighteningly close to disappearing ...

Sharks are known as the ocean's most feared predators, relying on their razor-sharp, constantly regrowing teeth to survive. But scientists say rising ocean acidity could gradually weaken those ...

A 26-ft (8-m) deep excavation in Indonesia has revealed that humans and a hominin species that pre-dates humans used the same cave. The enticing possibility even exists that both species overlapped, ...

Here’s what you’ll learn when you read this story: The Dmanisi Hominid Archaeological Site is home to the oldest hominid fossils in Europe, and many studies have tried to sort through the fossils to ...