Hyenas are often mocked as cowardly scavengers, but in reality they are one of the most powerful and efficient predators on the African server. With an incredibly strong bite, massive endurance, and ...

Researchers have created a bioinspired gel that can regenerate tooth enamel by mimicking natural growth processes. The fluoride-free material forms a mineral-rich layer that restores enamel’s strength ...

The advice from dental experts for keeping your teeth clean sounds simple enough: Brush twice a day and floss. But choosing among the many products available to help you do this can be daunting.