By Nils Risgaard-Petersen and Lars Peter Nielsen

Bacteria can live electrically, for example, by drawing on natural batteries or giving each other small shocks. Some of the most interesting bacteria that live to conduct electricity are spinning electrical cables in the rotten mud bottom of Aarhus Bay.

Henrik Prætorius interviews Professor Lars Peter Nielsen from the Center for Electromicrobiology at the University of Aarhus (in Danish).

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Science Stories is supported by the Novo Nordisk Foundation.