Cory Doctorow at 6:00 pm Sat, Aug 30, 2014
ADVERTISE AT BOING BOING!
Deviantart's Taffgoch creates beautiful models of spheres made from kinetic elements, primarily gears.
JWZ's got links to a bunch of awesome related stuff, like ball bearings in a hypersphere.
If you like this sort of thing, you can buy a similar 3D printed instance from Mechaneu, who have a Shapeways store.
92 Gears - Animation - Final