Category — Light

We are all familiar with color mixing. There are things which we agree are to be called the color blue, things which are the color green. When these colors are put together, we would all agree that they would be somewhere in the middle.

Like these photos of a blue-green iris and computer art:

But no matter how much egg nog you have, you cannot see a color which you would describe as red-green (even if you stare cross-eyed at the Christmas tree).

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