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Sally Duensing explains the exhibit Gray Step 2.
Exhibit developer Sally Duensing explains the principles and mechanics behind this exhibit.
How many colors can you make by mixing red, green, and blue light?
These tiles aren't really crooked–they just look that way.
This blue light lets you see microscopic blood cells in your eye.
Liquid glycerin drips down, creating unique shapes and shadow patterns.
An animal that blends in with its environment is much easier to see when it's moving than when it's still.
Edmark’s 3-D printed sculptures, called blooms, animate when spun under a strobe light.
A sweeping glance creates images that appear and disappear in the blink of an eye.
You see transparent objects because they bend light.
How far can you see into the water?
A color photo is three pictures in one.
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