"This study shows another pathway to produce molecular oxygen which was not previously always considered viable." Before the massive rise in atmospheric oxygen (O2) on Earth during the Great ...

Oxygen is a non-metal element that is a gas at room temperature. Its molecules contain two oxygen atoms. Oxygen is vital for respiration, which is the process that transforms energy from glucose ...

‘What oxygen is to the lungs ... ‘We found a distinctly different pathway to produce O2 from molecular CO2,’ Tian said. ‘Namely, through the reaction of helium ions [He+] with CO2.’ ...

FNR is a global regulator of the Escherichia coli aerobic-anaerobic growth transition and relies on an [Fe-S] cluster cofactor to control its oxygen-dependent activity. Details of the chemical ...