Invisibility cloaks and metamaterials are all over the scientific news lately. ‘Invisibility cloaks’ do exactly what they sound like–hide stuff from view, even though they’re still there. ‘Metamaterials’ are fascinating new kinds of engineered materials that enable us to extend our control over matter in seemingly magical ways.
This article relates it to the magic in this summer’s Harry Potter blockbuster: How’d he hide on that train so he could eavesdrop?
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