SMRTR Science & EngineeringJul 24, 2025Scientific American

Polymetallic Nodules, a Source of Rare Metals, May Hold the Secrets of 'Dark Oxygen'

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The discovery of "dark oxygen" production in deep-sea rocks has slowed international negotiations on deep-sea mining, prompting further research into abyssal ecosystems and their potential implications for understanding life on Earth and beyond.

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