Tom has a Master's degree in Journalism. His editorial work covers anything from archaeology and the environment to technology and culture. Tom has a Master's degree in Journalism. His editorial work ...

Dr. Pia Lieb offers a clinical perspective as the Cosmetic Dentistry Center NYC evaluates nano-hydroxyapatite toothpaste ...

The Treehugger editorial team is a diverse group of experts—with advanced degrees, professional experience, published books, and more—whose expertise spans every corner of the sustainability space.

Is fluoride toothpaste bad for you? It's a question that sparks a lot of debate and confusion. On one hand, fluoride is celebrated as a hero in the fight against cavities; on the other, it's sometimes ...