Add Yahoo as a preferred source to see more of our stories on Google. Bacteria and viruses are often lumped together as germs, and they share many characteristics. They’re invisible to the human eye.

A newly discovered virus hiding inside a common gut bacterium could help explain one of medicine’s long-standing mysteries: why a microbe found in both healthy people and cancer patients is linked to ...

With all the news about foodborne disease in the press lately, have you ever worried that a trip to the grocery store could ...

Scientists have uncovered a surprising twist in how bacteria share genes—including those that spread antibiotic resistance.

Researchers at Columbia Engineering have built a cancer therapy that makes bacteria and viruses work as a team. In a study published today in Nature Biomedical Engineering, the Synthetic Biological ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The warm, damp ...

Your bed is your sanctuary, a place where you rest, recover and rejuvenate. But what if the very place you consider a safe haven is actually a breeding ground for bacteria, viruses and germs? Many ...

Think of how many surfaces you touch every day, from your kitchen bench to the handrail on the bus or train, your work desk ...

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 ...