Earth's mantle was 'breathing' oxygen a billion years before it hit the atmosphere, mineral time capsules reveal

60-Word AI Digest
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.
Key Takeaways
- 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.
- Full details and original dispatch available below.
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.
Original Publisher Attribution
This summary was curated from Phys.org.