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Tag: Oxygen

The Ancient Oxygen Flood That Let Life Conquer the Deep Ocean

Hundreds of millions of years ago, Earth’s first forests helped pump oxygen into the deep seas, transforming once-barren waters...

NASA Uncovers a 540-Million-Year Magnetic Rhythm Steering Earth’s Oxygen

NASA scientists uncovered a 540-million-year rhythm linking Earth’s shifting magnetic field to rises and dips in atmospheric oxygen, hinting...