What Causes Bioluminescent Waves?

One of Earth's most spectacular light shows can actually be found in the oceans, when their waves glow brightly as the result of biochemical processes.
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For 400 Years, The Ocean Has Glowed in the Dark Without Explanation—Now Satellites Data Just Exposed the Hidden Source

For centuries, sailors described glowing oceans that defied explanation. Now, cutting-edge satellites have exposed a secret ...