Xuyang Meng's articles EDITOR'S PICK SCIENCE Where Did The Earth’s Oxygen Come From? Key Takeaways: The amount of oxygen in the Earth’s atmosphere makes it a habitable planet. But in the deep past — as far back as the Neoarchean era 2.8 to 2.5 billion years ago — this oxygen was almost absent. The research adds a tantalizing new possibility: that at least some of the early oxygen […] Saving Bookmark this article Bookmarked
EDITOR'S PICK SCIENCE Where Did The Earth’s Oxygen Come From? Key Takeaways: The amount of oxygen in the Earth’s atmosphere makes it a habitable planet. But in the deep past — as far back as the Neoarchean era 2.8 to 2.5 billion years ago — this oxygen was almost absent. The research adds a tantalizing new possibility: that at least some of the early oxygen […] Saving Bookmark this article Bookmarked