While many of Kennedy's views are seen as out of the mainstream, his stance on water fluoridation has some scientific backing.

Anglerfish have invisible fangs, narwhal tusks are extra-long canines, and more facts from the weird and wonderful study of ...

Fluoride is one of the most common elements in nature. When present in drinking water, fluoride has both protective qualities ...

Here's what medical and public health experts are saying about the debate around fluoridation of drinking water.