Teeth help animals bite and chew food. Meat-eating carnivores tend to have sharp teeth to sink into their prey, while herbivores tend to have flatter teeth to grind down their plant-based meals. Some ...

A new study reveals your molars may have more in common with prehistoric body armor than you’d expect. The next time you wince from an ice-cold drink or a too-hot slice of pizza, blame your ancestors.

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. As humans, one of our biggest evolutionary advantages is our ...

View post: Winter Storm Warning Map Shows Every State’s Valentine’s Day Weather A new study, published on May 21 in the journal Nature, has revealed surprising information about the origins of human ...

Losing a tooth is tough. If we lose the small living structures that help us chew our food, we're left with the options of replacing them with dentures or implants that can be costly. Beyond that, ...

It’s not surprising that many people fear the dentist. Replacing a tooth often requires invasive surgery and implanting a titanium screw into a patient’s jawbone, then waiting months for that to ...

How did two sets become standard for human beings?