An estimated 38 trillion bacteria live in the human body—and only a small fraction are harmful to our health. However, the ...

Swimming in the blood, sweat, cells and tears of every human are small proteins known as peptides. Many peptides can kill ...

The cause of acne is actually not a single type of bacteria, but entirely about 'balance'Many bacteria live on the skin of the face, and it is the loss of their diversity and balance that leads to ...

Though many may not realize it, foodborne outbreaks cause millions of Americans to get sick each year: An estimated 48 million illnesses, 128,000 hospitalizations, and 3,000 deaths occur each year as ...

Add Yahoo as a preferred source to see more of our stories on Google. A type of bacteria that causes dental plaque may be behind a treatment-resistant form of colorectal cancer, a study published ...

In 10 flights over Japan, researchers found a host of bacteria and fungi. These high-altitude germs could help spread disease around the world. By Carl Zimmer Carl Zimmer has written about airborne ...

A bout with a cold or the flu can really take you down. To stay healthy, you need to avoid nasty bugs. But that’s not always easy. Germs are everywhere, and there are plenty of ideas about how to get ...

A type of bacteria that causes dental plaque may be behind a treatment-resistant form of colorectal cancer, a study published Wednesday in the journal Nature found. The particular bacterium, which ...