Human activities, such as agriculture, have dramatically increased nitrogen inputs into coastal seas. Microorganisms remove ...

The process is called extracellular respiration, which mimics how batteries discharge electric current -- allowing bacteria to thrive without oxygen.

Turning ice cream into renewable energy is the goal behind a new partnership with Ben & Jerry’s. “It was astounding to me ...

A new study reveals that the aerobic nitrogen cycle in the ocean may have occurred about 100 million years before oxygen began to significantly accumulate in the atmosphere, based on nitrogen isotope ...

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 ...