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Invisibility Cloak

Harry Potter's invisibility cloak is closer to being realized than you think.

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Scientists have developed what they are calling a "metamaterial," a three-dimensional fabric that can reverse the natural direction of light. While still in its early stages of development, researchers say that the material could very well yield the world's first actual (i.e. not in a sci-fi novel) invisibility cloak. Now would be a good time to start recording those "fly on the wall" fantasies.

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