Nitrogen is essential for growth and development of living things. It’s involved with almost all aspects of life: in amino acids that constitute protein, in DNA and RNA that control genetic ...

After two decades of debate, scientists are getting closer to figuring out exactly what the sun — and thus the whole universe — is made of. The sun is mostly composed of hydrogen and helium. There are ...

Earth formed within such a precise “Goldilocks zone” for oxygen that a 5% change would have prevented life from emerging.

A robotic float drifting through the oxygen-starved waters of the Eastern Tropical North Pacific has recorded a nearly three-year chemical record that challenges assumptions about how nitrogen cycles ...

DONALDSONVILLE, La. – Near the winding Mississippi River in southeastern Louisiana, CF Industries’ 1,400-acre Donaldsonville Complex rises in a steam-punk spectacle. The behemoth of cooling towers, ...