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This one requires some awkward movement. Stare at the black dot in the middle and move your head closer and further away from your screen (just act like a chicken). You should see the lines begin to turn.

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Interesting fact:

The illusion of movement is strong with this one, my friends. The placement of the shadows on these diamonds and the resulting separation of the same color makes our brain see movement. However, unlike some of the images coming up, you actually have to move in order for your brain to imagine that the diamonds are moving in your peripheral vision.