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Is invisibility possible?

Being invisible to the naked eye tops many people’s list of superpowers, but what exactly is invisibility and can we ever engineer it? James May investigates.

From HG Wells' Invisible Man to Harry Potter's cloak of invisibility, the idea of making ourselves and other things disappear from sight has long captivated us. But what is invisibility and can we engineer it? James May explores the mysteries of light.

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