In 1871, the mathematician Lord Kelvin invented a shape call... — New Scientist (@newscientist)

New Scientist@newscientist·18 de jul.

In 1871, the mathematician Lord Kelvin invented a shape called an isotropic helicoid. He predicted it would behave strangely in a fluid. Now the shape has been 3D-printed and tested for the first time – and it seems Kelvin may have been wrong www.newscientist.com/article/2284174-stran...