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 ...

The 1918 influenza pandemic resulted in the loss of over 3 percent of the world’s population — at least 50 million people. But it wasn’t the flu virus that caused the majority of these deaths. With ...

Viruses in man-made environments cause public health concerns, but they are generally less studied than bacteria. A recent study led by environmental scientists from City University of Hong Kong ...