Much of the nitrous oxide entering the atmosphere from the oceans could be formed by a previously unknown inorganic route.

Some of these bacteria are aerobic ... complex called nitrogenase that catalyzes the reduction of N 2 to NH 3 (ammonia), which can be used as a genetic marker to identify the potential for ...

Diet, exercise, and bacterial infections may all alter body odor. Someone with a health condition such as diabetes or kidney disease may also have sweat that smells like ammonia. People can try ...

Ammonia levels are also known to be related to factors like gut bacteria and diet. Though VCU says that further research is ...

Both life and geological processes get their start in the Archaean era amidst a brew of atmospheric gases that probably includes methane and ammonia ... Mounded bacterial formations called ...