[davemoneysign] designed this fascinating roller chain kinetic sculpture, which creates tumbling and unpredictable patterns and shapes as long as the handle is turned; a surprisingly organic behavi… ...

The website, launched by the National Institutes of Health, is called the NIH 3D Print Exchange, and contains a library of files that a 3D printer can read and print.

Carnegie Mellon researchers have created a method that generates knitting patterns for arbitrary 3D shapes, opening the possibility of “on-demand knitting.” Think 3D printing, but softer.