Winner of the Best Visual Illusion of the Year Contest 2010 by a Japanese chap known as Koukichi Sugihara from Meiji Institute for Advanced Study of Mathematical Sciences, Japan.
In this video, wooden balls roll up the slopes just as if they are pulled by a magnet. The behavior of the balls seems impossible, because it is against the gravity. The video is not a computer graphic, but a real scene, the illusion somewhat defy the law of gravity discovered by Issac Newton.
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