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 ...

Plants and trees may seem pretty passive, but behind the scenes, their cells are working hard to put on a magic show. In this episode of Crash Course Botany, we’ll explore how the processes of ...

Respiration is a series of reactions, but this summarises the overall process. Human muscle can respire anaerobically for short periods of time - even though the process is relatively inefficient, ...

Carbon dioxide is a chemical compound composed of one carbon and two oxygen atoms. It is often referred to by its formula CO2. It is present in the Earth's atmosphere at a low concentration and acts ...

The gas exchange system is responsible for getting oxygen into the blood and removing carbon dioxide as a person breathes. Breathing is also called 'ventilation' and is the movement of gases into and ...

University of Western Australia provides funding as a founding partner of The Conversation AU. The oceans have absorbed almost 50 % of the CO2 humans released into the atmosphere, which has driven CO2 ...

The theory that haemoglobin evolved to carry oxygen around the body may need a rethink in light of another way in which molecules related to nitric oxide, released from haemoglobin, help the brain ...