Dossier
water molecules
Coverage of water molecules in the Nexus archive.
- An Early Step on the Long, Strange Road to Photosynthesis
Around 2.4 billion years ago, bacteria evolved to harness solar energy, splitting water molecules to create sugars and releasing oxygen into Earth's atmosphere, fundamentally altering life's trajectory. This evolutionary leap enabled the conversion of sunlight into chemical energy, forming the basis of photosynthesis.