Weird Science

Harry Potter isn’t the only one who can disappear with the swish of a coat. Researchers in Britain and the U.S. have developed an invisibility cloak that deflects microwaves and groups them together again on the other side of the object that’s covered. So far, the scientists have only hidden a small cylinder. But if ...

Harry Potter isn't the only one who can disappear with the swish of a coat. Researchers in Britain and the U.S. have developed an invisibility cloak that deflects microwaves and groups them together again on the other side of the object that's covered. So far, the scientists have only hidden a small cylinder. But if the technology is ever developed further down the road, imagine the implications for the Pentagon. Stealth fighting would take on a completely new meaning.  

Harry Potter isn’t the only one who can disappear with the swish of a coat. Researchers in Britain and the U.S. have developed an invisibility cloak that deflects microwaves and groups them together again on the other side of the object that’s covered. So far, the scientists have only hidden a small cylinder. But if the technology is ever developed further down the road, imagine the implications for the Pentagon. Stealth fighting would take on a completely new meaning.  

Christine Y. Chen is a senior editor at Foreign Policy.

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