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Strange physics: Why Wi-Fi and radio waves can pass through walls but light can't

A closed door feels absolute. Light stays in one room, darkness settles in the next, and the boundary seems obvious enough to ...
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Strange radio waves detected beneath Antarctica's ice, scientists still searching for the source

A team of researchers working in Antarctica has detected unusual radio signals emerging from deep beneath the ice. These waves were picked up during an experiment using the Antarctic Impulsive ...