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 research shows that early land plants started influencing Earth’s climate hundreds of millions of years earlier than ...

Earth’s oxygen reservoir. The biological mechanism that produces oxygen-splitting water molecules during the light-dependent stage of photosynthesis.

With everything that has been in the news over the last decade about climate change (and the horrendous overall consequences of a heightened temperature), most of us know (cannot possibly avoid ...

Most people believe rainforests are the lungs of our planet, pumping out vast amounts of the oxygen we breathe. This compelling image has shaped environmental campaigns and political speeches for ...

There was once a time when oxygen was not part of the makeup of the Earth’s atmosphere. Roughly 2.4 billion years ago, the current form of the chemical element materialized after the Great Oxidation ...