Chaos I, Kinetic sculpture in The Commons, Columbus, US
Chaos I is a kinetic steel sculpture inside The Commons in Columbus, Ohio, standing about 30 feet (9 meters) tall and powered by twelve electric motors. Steel balls roll along curved tracks while metal arms, wheels, and levers move in a continuous mechanical cycle.
The work was commissioned in 1971 and built by Swiss artist Jean Tinguely, known for creating sculptures made of industrial parts that move. Industries based in Columbus donated scrap metal and motors that were used to assemble the piece on site.
The sculpture runs throughout the day, and visitors often stop mid-step to watch the steel balls roll and the metal parts turn. This kind of encounter with art needs no explanation, it works through observation alone.
The sculpture is inside The Commons, a covered public building in downtown Columbus, and can be viewed from several angles without any barrier. It helps to watch for a few minutes since the different parts move at varying speeds and the full cycle takes some time to appreciate.
Although the piece weighs around 7 tons, it was assembled using scrap parts from local factories rather than purpose-built components. Tinguely deliberately chose used and worn materials, which was central to his way of questioning what a machine is supposed to look like.
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