The filamentous bacterium Corynebacterium matruchotii splitting into multiple cells at once, a rare kind of cell division called multiple fission. C. matruchotii is one of the most common bacteria ...

Sleeping with your mouth open may seem harmless, but it can significantly impact your health. While occasional open-mouth breathing, like during a cold, is usually temporary, chronic mouth breathing ...

Dolphins are known for what appear to be big, contagious smiles. But do they actually, well, smile? The answer, according to a new study of dolphin play, is a resounding “maybe.” Dolphins use their ...