Low-oxygen "dead zones" in the ocean could expand significantly over the next century, according to marine chemists. These predictions are based on the fact that, as more and more carbon dioxide ...

"This reaction should be observed in the upper atmosphere of Mars." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Scientists have discovered a ...

Latest findings regarding nitric oxide have the potential to reshape fundamentally the way we think about the respiratory system -- and offer new avenues to save lives. Scientific dogma has the ...

New study shows that geological storage of low-purity carbon dioxide mixed with oxygen and nitrogen from direct air capture is an environmentally friendly and economically viable approach to remove ...

NASA sent the Perseverance rover to Mars with some bonus technology: a device that can turn carbon dioxide into oxygen, much as trees do on Earth. The device, called the Mars Oxygen In-Situ Resource ...

The European Space Agency's Rosetta mission observed molecular oxygen (O2) emanating from Comet 67P/Churyumov-Gerasimenko. New Caltech research reveals that comets can naturally produce molecular ...

This is a preview. Log in through your library . Abstract Non-air-breathing diesel engine systems have, and continue to be developed for underwater applications. When the engine is operated in such an ...