Add Yahoo as a preferred source to see more of our stories on Google. Green ocean island water against blue sky with mountains in distance Although Earth itself cohered into a planet around 4.5 ...
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Earth's oceans were not always blue. They were green
It was Professor CV Raman, who revealed why the ocean looks blue and won the Nobel Prize in Physics for this work. But the oceans on Earth were not always blue. Billions of years before the oceans ...
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