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Published on Jun 20, 2007
Optical illusions, all of these are non moving optical illusions so if you think they move, its just your mind playing tricks on you. No zombie monster things.
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"Optical": Anything dealing with sight or vision; anything having to do with light. "Illusion":An illusion is a distortion of a sensory perception, revealing how the brain normally organizes and interprets sensory stimulation. While illusions distort reality, they are generally shared by most people.