invisibility cloaks

Why Is It Impossible To Be Invisible?

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Why Is It Impossible To Be Invisible? Researchers from the Cockrell School of Engineering at the University of Texas at Austin have determined that there are fundamental restrictions that apply when making objects invisible. … The shorter the electromagnetic wavelength, such as visible light, the more difficult it is to cloak an object. Can an

Sociological Object Invisible ?

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Sociological Object Invisible ? Social invisibility refers to a group of people in the society who have been separated or systematically ignored by the majority of the public. … It can include elderly homes, child orphanages, homeless people or anyone who experiences a sense of ignored or separated from society as a whole. What are