Add Yahoo as a preferred source to see more of our stories on Google. Where will the next pandemic come from? One expert says his "bet is on viruses." (Getty Images/Science Photo Libra) (Getty ...

It's estimated that 90 percent of the biomass in the oceans is made up of marine microorganisms, a group that includes protists, bacteria, archaea, fungi, and viruses. Microbes lives in some of the ...

The human microbiome includes the genetic material of more than 100 trillion tiny microorganisms – fungi, yeast, bacteria, and even viruses, most of which hang out in our gastrointestinal tract to ...

Plastic pollution is often seen as an eyesore or a hazard to wildlife. But scientists have found that discarded plastic may also be reshaping the microbial world in ways that directly affect human ...

Scientists generally agree that eukaryotes, the domain of life whose cells contain nuclei and that includes almost all multicellular organisms, originated from a process involving the symbiotic union ...