Clostridium difficile is a Gram-positive spore-forming bacteria that is a normal component of the colon flora in humans. It can cause antibiotic-associated diarrhea (ADD) when competing bacteria ...

Anaerobic ammonium oxidation (anammox) bacteria, which were discovered in waste-water sludge in the early 1990s, have the unique metabolic ability to combine ammonium and nitrite or nitrate to ...

Armpits smell when your sweat comes into contact with the bacteria on your skin. Certain practices may help reduce body odor. Smelly armpits may make you self-conscious, even though most people ...

GMOs, short for genetically modified organisms, are subject to much controversy. According to the U.S. Department of Agriculture (USDA), GMO seeds are used to plant over 90% of all maize (corn ...

"Even if you come into contact with particular viruses or bacteria, you'd have to contract them in amounts large enough to make you sick," says Judy Daly, PhD, professor of pathology at the ...