Normal adult humans have 32 teeth. Rarely, someone has a condition called hyperdontia where they have more than 32. This happens with around 1-2% of the population. Sometimes, those with hyperdontia ...

Experts have uncovered the earliest known example of a fish with extra teeth deep inside its mouth—a 310-million-year-old fossilized ray-finned fish that evolved a unique way of devouring prey.

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Scientists have discovered a wolf in Minnesota that has grown an extra ...

Add Yahoo as a preferred source to see more of our stories on Google. In case no one ever taught you, this is a reminder that everyone's body is unique and different. In fact, some people have bodies ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...