Ever wonder why sharks have so many differently shaped teeth or why they keep regrowing throughout their lives? Dr. David ...

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WTOP gets a look at how a “fossil preparator” uncovers the past at the Smithsonian National Museum of Natural History in D.C.

China's securities regulator said Friday it will advance the rule of law in the capital markets to make them more safe, well-regulated, transparent, open, vibrant and resilient.

Together with a group of dedicated volunteers and paleontologist John-Paul Hodnett, the team discovered several small, fossilized teeth throughout the Ste. Genevieve Formation roc ...

While bones can regrow themselves when they break, teeth aren’t so lucky, and that leads to millions of people worldwide suffering from some form of edentulism, a.k.a. toothlessness. Now ...

The treatment for white spots on teeth will depend on their cause. Options include composite resin treatment, managing tooth decay, avoiding sugary drinks, and adjusting fluoride use. White spots ...

All snakes have aglyphous teeth. These are all the teeth in a snake’s mouth that aren’t considered fangs. They’re long, thin, conical, and sharp. They face backwards, with one row lining the bottom ...

Copyright 2025 The Associated Press. All Rights Reserved. Alexander Daniel, DDS, left, demonstrates fluoride treatment on resident Cameron Onken, right, at the Johns ...

The most peculiar feature of them is their razor-sharp teeth which are 4 mm in size. The red-bellied piranha has the sharpest teeth, like scissors, with a strong jaw. This is because of their ...

A trio of Canadians are on track to become the country’s first residents to have their eyesight restored thanks in part to their teeth. Osteo-odonto keratoprosthesis, more commonly known as ...