4min chapter

Science, Spoken cover image

The Mysterious Discovery of ‘Dark Oxygen’ on the Ocean Floor

Science, Spoken

CHAPTER

Discovery of 'Dark Oxygen' on the Ocean Floor

Researchers led by Andrew Sweetman uncover 'dark oxygen' in the Pacific's Clary and Clipperton zone through polymetallic nodules, revealing a unique oxygen production phenomenon 4,000 meters deep without photosynthesizing organisms, possibly through nodules acting as a geobattery and undergoing electrolysis.

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