Are your gums red, puffy and tender? If so, a deep dental cleaning might be on the agenda at your next dentist appointment. Your dentist might recommend a deep cleaning when you develop certain ...

Sealants are thin plastic coatings that block bacteria from the deep grooves of teeth. Systematic reviews confirm they significantly reduce decay in permanent molars. They are highly effective in ...

The Explorer Vessel Nautilus crew recovered the shark tooth in 2022 “while while exploring a never-before-surveyed seamount” about 150 miles south of Johnston Atoll. Nautilus Live Facebook screengrab ...

A new study claims that a megalodon tooth was discovered in the ocean depths in 2022. The tooth, which was found during a three-week expedition to explore deep-sea biology near the Jonhston Unit of ...

Freelance writer Amanda C. Kooser covers gadgets and tech news with a twist for CNET. When not wallowing in weird gear and iPad apps for cats, she can be found tinkering with her 1956 DeSoto. Talk ...