About 3 minutes · Free
Who lit up the ocean?
Glowing waves, living lures and messages written in light. Discover why some ocean creatures make their own light.
Follow the lightAHA! WITHOUT BORDERS · Discover science
Where does red disappear underwater?
We lower a red, a blue and a white tile into the water. We look at them up close, without our own torch. What will the red tile look like deeper down, where very little red sunlight is left?
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