720-Degree Rotation Without Tangling

pickover · x · 2026-07-16

This highlights a geometric/topological phenomenon that looks chaotic but actually isn't: six bands are attached to an external frame and an internal rotating cube. Even as the cube continuously spins in one direction, the bands never tangle. Once the cube completes a 720-degree rotation, the bands perfectly return to their original configuration.

Original post →

More from Fun

Fun channel →