September 18, 2013 Andy Cush

Those serene concentric circles you see above–Kouichi Okamoto’s Magnetic Field Record–were created by a magnet, a bottle of ink, and a mobile hanging from the ceiling of an art studio. Wired explains how it works: A container of black Chinese ink is connected to a skinny arm, with a magnet serving as a counterbalance at the other end. […]

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