Bacteria and viruses are often lumped together as germs, and they share many characteristics. They’re invisible to the human eye. They’re everywhere. And both can make us sick. Bacteria and viruses ...

Add Yahoo as a preferred source to see more of our stories on Google. The idea that a single-celled bacterium can defend itself against viruses in a similar way as the 1.8-trillion-cell human immune ...

Researchers have discovered viruses transported to the International Space Station evolve differently than on Earth in a remarkable biological breakthrough. According to research published in PLOS ...

Viruses attack nearly every living organism on Earth. To do so, they rely on highly specialized proteins that recognize and ...

University of Toronto researchers have expanded our understanding of bacterial immunity with the discovery of a new protein that can both sense and counteract viral infections. In the study, published ...

A bacteriophage is a virus that infects and replicates within bacteria. Image by Dr. Victor Padilla-Sanchez, PhD - Own work (CC BY-SA 4.0) A bacteriophage is a virus that infects and replicates within ...

Peering through his microscope in 1910, Franco-Canadian microbiologist Félix d'Hérelle noticed some "clear spots" in his bacterial cultures, an anomaly that turned out to be viruses preying on the ...

Viruses have spent billions of years perfecting the art of invading cells, hijacking their machinery and spreading with ruthless efficiency. Now researchers are turning that evolutionary expertise ...

The primary cause was likely the microgravity itself, since that environment prevents convection—the natural movement of ...

Lurking among them is a “giant” virus, a genetic behemoth that blurs the line between the living and the inanimate. When this ...