Microorganisms seem to have found a home nearly everywhere on the planet, including the insides of animals. The skin, gastrointestinal tracts, lungs, and mouths of humans have been colonized by ...

Scientists have uncovered a never-before-seen class of virus-like entities hiding in the human gut and mouth, and these "viroids" may influence the gene activity within the human microbiome, Science ...

We may have an adequate understanding of the human body in that, well, we invented aspirin and sequenced the genome, but researchers still find out new things about the humble homo sapien all of the ...

Biologists mapping the human microbiome expected to find new bacteria and viruses, not entities that slip through every familiar category of life. Yet that is what several research teams now say they ...

Everyone loves getting kisses from a dog, but how healthy is it? Could certain diseases be transferred from a dog’s mouth to a human’s mouth? How important is doggy dental care? Is a dog’s mouth ...

Among the more than 500 species of bacteria that thrive in the human mouth, one seems to play by its own rules. This video shows one Corynebacterium matruchotii bacterium dividing into many daughter ...

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 ...

Cavities and gum disease usually don’t portend good news, but in the case of two teeth, they prove remarkable. Molars from 4,000-year-old human remains that date back to the Bronze Age were found in a ...

Human echolocation refers to the remarkable ability of some individuals to utilise self-generated sounds – typically mouth clicks – and interpret the returning echoes to derive detailed spatial ...