Mouth and throat cancers are highly treatable if caught early, but they are often diagnosed at later stages because people ...

For the past two decades, scientists have been manipulating genes to grow human cells where you wouldn’t quite expect them.

They're actually the longest teeth in the human mouth. So what are these long, sharp teeth doing among our short, stubby ones? Well, contrary to popular belief, it's not for tearing and ripping meat.

One of them is caused by cavies’ teeth - teeth that are sharp, and teeth that injure the tissues in the mouth. "Now this can be true for the tongue as well as the teeth. There are signs that are ...

It's known for showing off its razor-sharp teeth while it swims, but this isn't aggressive; it's just a case of being a mouth breather. But those teeth aren't just sharp -- they're hinged.