ScienceFind Penis Worm Interesting? Wait Until You See Its Cheese Grater-Like Teeth Scientists from the University of Cambridge and the University of Leicester have studied the development of the razor-sharp teeth of penis worms in order to create a better system of identifying fossils using dental structures.by Ted Ranosa
Healthy Living/WellnessToo Lazy to Floss? Chewing Gum Removes as Much Bacteria as Flossingby Rhodi Lee
Healthy Living/WellnessFluoride toothpaste should be used by kids with first teeth: Pediatriciansby James Maynard
Healthy Living/WellnessWorld is in trouble. We don't agree on how to properly brush our teethby Rhodi Lee
Healthy Living/WellnessAre you brushing those pearly whites the right way? Research reveals no best approachby Judy Mottl