Utah is now the first state in the nation to ban adding fluoride to drinking water. NPR's Ayesha Rascoe talks with Utah dentist James Bekker about the impact on oral health.

If you’ve been watching the news and keeping up, you’ve noticed that fluoride in drinking water has become controversial. Why ...

“As a dental hygienist I would never use super glue, gorilla glue, or any other type of chemical in my mouth that is not ...

There are 17 elements that make up the materials called rare earth elements. Each of these can be used to make rare earth ...