Life on Earth may have learned to breathe oxygen long before oxygen filled the skies. MIT researchers traced a key ...

A new study published in the journal Nature Geoscience found evidence of oxygen production near polymetallic nodules located deep in the ocean. Called dark oxygen, this oxygen is being produced ...

Did you know that the deep ocean can produce oxygen without the need of solar light nor photosynthesis? According to a study published in Nature Geoscience, ...

NASA’s Perseverance rover produced breathable oxygen on Mars on April 20, 2021, marking the first time humans manufactured a ...

Oxygen is everywhere on Earth today. But that hasn’t always been the case. Scientists think oxygen only became a lasting part ...

Oxygen fills the air today, but for most of Earth’s early history it barely existed. Scientists say the atmosphere did not hold steady oxygen until about 2.

Image: Even low concentrations of oxygen can have profound effects on ocean chemistry Photo of Australia’s red-weathered hills. Credit: Ariel Anbar, ASU NSF: Scientists widely accept that around 2.4 ...

Image: Even low concentrations of oxygen can have profound effects on ocean chemistry Photo of Australia’s red-weathered hills. Credit: Ariel Anbar, ASU Scientists widely accept that around 2.4 ...

Oxygen has been historically linked to sunlight. But a new study has suggested that oxygen may also be produced without any sunlight at all. Scientists at the University of Southern Denmark recently ...