Ralstonia insidiosa, a waterborne bacteria, according to the Journal of Medical Microbiology, was repeatedly found at water points of use at the facility, the letter stated. “A black mold-like ...

If your teeth have ever felt fuzzy after skipping a brushing, you've encountered biofilm—a slimy bacterial layer that clings ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Two teeth from a ...

Scientists in Ireland have found cavity-creating bacteria in two 4000-year-old molars (back teeth used for chewing). Going to the dentist may feel like a chore, but it's an important part of ...