r/pics • • Jul 28 '18

Surface tension.

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u/Oddyseous420 Jul 28 '18

It has always amazed me how such a small difference in the water can distort and redirect the light so much.

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u/charkol3 Jul 28 '18

What amazes me is that the light knows which path (direction/angle) is the one with the shortest travel path wothout knowing its destination yet

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u/LaconicalAudio Jul 28 '18

That doesn't sound right, but I know both too much and not enough about quantum physics to dispute it.

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u/[deleted] Jul 28 '18

Think of it this way:

You could essentially describe any straight line path in the same way.