Mr. Beast's teeth have long been a topic in his YouTube comments, and fans some fans noticed that they've changed.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." We all want brighter, whiter teeth — and we want them now. But professional teeth whitening can be ...

Researchers analyzed the teeth of the earliest dinosaurs to determine what they ate. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. It's long ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. In prehistoric communities across what is now northeastern Europe ...

Ichthyosaurs were marine reptiles during the time of the dinosaurs, and scientists don't know much about their ancestry. But by CT-scanning the fossil of one of the first ichthyosaurs, scientists ...

The macaques of Japan’s Koshima Island are a clever bunch. Well known for performing some remarkably complex tasks, such as washing sweet potatoes and filtering wheat from sand in the seawater, ...

Researchers find that the evolution of teeth in the giant prehistoric shark Megalodon and its relatives was a by-product of becoming huge, rather than an adaptation to new feeding habits. A pioneering ...

Just like everything else about the human body, teeth can come in all different sizes. You may have bigger-than-average teeth, a condition known as macrodontia, or you might have smaller-than-average ...