More than 2 billion years ago, oxygen began building up in Earth’s atmosphere, changing the planet’s future. But scientists ...

An international team of scientists has found that oxygen is being produced in complete darkness approximately 4,000 meters (13,100 feet) below the ocean's surface. It was previously thought that only ...

An Israeli company working on technology to produce oxygen on the moon for future settlement has hit on a recipe it says could substantially reduce carbon dioxide emissions and costs for the steel ...

Part 1 of this series of three articles dealt with the uses hydrogen and nitrogen found in oil refineries. Some of these uses have been around for a long time and are well known; others are newer, ...

A "hidden variable" that can determine the success or failure of a chemical reaction has been found in the immediate vicinity ...

A nutrient feedback between phosphorus, sulfur and microbes may explain how Earth repeatedly rebuilt its oxygen-rich atmosphere.

(PhysOrg.com) -- If humans ever create a lunar base, one of the biggest challenges will be figuring out how to breathe. Transporting oxygen to the moon is extremely expensive, so for the past several ...

Modcon Systems Ltd. has announced updates to its MOD-1040 Oxygen Analyzer for high pressure industrial gas applications. The analyzer measures from 1 ppm to 100% O2 at process pressures up to 350 barg ...