St Andrews student Janos Perczel develops Harry Potter-style invisibility cloak

Janos Perczel, an undergraduate at St Andrews University, says that the optical sphere he has developed could make objects invisible.

Source: http://www.dailymail.co.uk/sciencetech/article-2024240/St-Andrews-student-Janos-Perczel-develops-Harry-Potter-style-invisibility-cloak.html?ITO=1490

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