Mitsubishi’s SeaAerial is an antenna made out of seawater—yes, you read that right
The electronics manufacturer developed SeaAerial, a low-frequency antenna made out of seawater that can transmit and receive radio signals just like a metal antenna. The company believes that SeaAerial could be the first of its kind to receive digital terrestrial TV broadcasts. – AJ Dellinger, The Daily Dot
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