About 2.5 billion years ago, a pigment called chlorophyll appeared in single-celled organisms, allowing them to capture energy in the form of light and convert it into sugars. This biochemical trick, ...
The original version of this story appeared in Quanta Magazine. Most of life’s engines run on sunlight. Photons filter down through the atmosphere and are eagerly absorbed by light-powered organisms ...
A study by Lawrence Berkeley National Laboratory and California Institute of Technology, or Caltech, debunks a common misconception about the origin of oxygen-producing photosynthesis. Berkeley Lab ...
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