(via TEDEd) A spy presses a button on their suit and blinks out of sight. A wizard wraps himself in a cloak and disappears. A star pilot flicks a switch, and their ship vanishes into space.
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A real-life invisibility shield
I show you how to make a device that bends light around a specific area in order to make it invisible! Sky News paused for breaking Dame Esther Rantzen update: 'Very sad' Thousands more families to ...
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