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Giving Physical Shape to Invisible Signals

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RAM House prototype

"Does your home have an airplane mode?" The RAM House prototype allows control over what radio signals enter, or leave, the structure.

Credit: Delfino Sisto Legnani and Marco Cappelletti for Space Caviar

When a newly renovated apartment in San Francisco went on the market earlier this year for roughly $8.5 million, its asking price included a somewhat unexpected amenity: "excellent EMF protection".

From New Scientist
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