Ask anyone who’s had encounters with killer whales, and they will tell you just how smart they are. Orcas are incredibly intelligent creatures, capable of complex hunting strategies. They also engage ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, ...

Researchers at the University of Michigan have discovered that the constant gnawing of rodents isn't just a reflex or a consequence of a tough diet. It also triggers a release of dopamine in the brain ...

One theory: Certain bacteria may produce carcinogens, which are cancer-causing substances. His research has linked certain mouth microbes to an increased risk for cancer in the colon, esophagus and ...

Roughly 425 million years ago, in the warm seas over what is now southern China, there lived a meter-long bony fish with jaws ...

Even though bruxism happens unconsciously during sleep, there are several signs you might notice that suggest you’re grinding or clenching your teeth. Nighttime clenching can lead to headaches, jaw ...

Malaysian engineer Prathab Muniandy has achieved a Guinness World Record for having the most teeth, with 42 erupted teeth. He ...

Studies show that toothbrushes and dental floss may release microplastic particles. Is the risk serious? And how can exposure to the dangerous substance be reduced.

Scientists are finally decoding the orgasm face. Explore how human evolution, primate behavior, and mate selection shape our expressions of climax.

It was another painful night for Charlie McAvoy, who once again left the ice bloodied after taking a hit to the mouth during Tuesday’s matchup between the Boston Bruins and the Los Angeles Kings.

A major driver of interest in holistic practices is mercury-safe dentistry, especially around amalgam (“silver”) fillings.

Scientists discovered some of the oldest bony fish fossils in China. The fossils explain the early history of animals with backbones.