Known for their straight, spiral tusks, these overgrown teeth can reach some ten feet long and are the only tusk known in the animal kingdom to grow in a completely straight line. Most male narwhals ...

An international research team has solved the mystery of how the tusk of a narwhal acquires its twisted structure. The post ...

Narwhal (Monodon monoceros) tusks may not really be magical, but they do have some mathematical magic. Their tusk is actually made up of two spirals (or helices) instead of one. T ...

The narwhal's impressive tusk has long been the subject of myths. In the Middle Ages, they were sold as unicorn horns believed to possess magical powers. Now, an international team of researchers led ...

Her hair, which she’d worn in a twisted knot, became the spiral tusk. The tusk is actually a canine tooth in the left upper ...

Dr. Michael Grossman of Syracuse Straight Smiles provided guidance on managing various dental emergencies, including broken teeth and knocked-out teeth.