Harry Potter invisibility cloaks are a step closer to reality
02 July, 2018
It may seem like pure fantasy, but a Harry Potter-style invisibility cloak is now a step closer to reality.
Scientists in Canada have created a cloaking device capable of making an object ‘fully’ invisible for the first time, even in natural light.
The ‘spectral cloaking’ device is different because it works by cancelling out the imprint an object leaves in a light wa
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