A newly discovered mechanism could explain the shock finding last year that oxygen is produced by metallic nodules on the ...

Before them stood a silvery metal contraption swathed in colourful wires – a box that they hope will one day make oxygen on the moon. Once the team vacated the sphere, the experiment began.

Scientists found that volcanic eruptions triggered short-lived oxygen spikes before Earth's air became breathable.

Animals, plants and many other living organisms inhale oxygen to "burn" (oxidize) compounds like sugar into CO2 and water—a process during which the energy-rich molecule ATP is produced. Cells require ...

Tamela Peterson, owner and founder of the Oxford Center, was given a $2 million bond. Three other employees also charged.

It is widely believed that Earth's atmosphere has been rich in oxygen for about 2.5 billion years due to a relatively rapid increase in microorganisms capable of performing photosynthesis.

Industry leaders say government failed to protect Thomas Cooper from dying in a hyperbaric chamber fire at the Oxford Center in Troy.