‘Excess oxygen’ stored in deep Earth magma may help explain how Earth’s atmosphere became oxygen-rich

October 14, 2026 · 7:20 pm 2 sources

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• Earth's mantle was 'breathing' oxygen a billion years before it hit the atmosphere, mineral time capsules reveal
  Phys.org · October 14, 2026 19:20
  Why is there life on Earth? It's one of the oldest questions humans have asked, and as far as we know, our planet is the only one that holds the answer.
• 'Excess oxygen' stored in deep Earth magma may help explain how Earth's atmosphere became oxygen-rich
  Phys.org · October 16, 2026 17:00
  A research team has found that molten rock can carry more oxygen than its chemical composition would seem to allow. Their study is published in National Science Review.