Triple-nested Klein bottle made out of blown glass
By Cory Doctorow from BoingBoing.net: Here’s glassblower Alan Bennett’s astounding triple-nested Klein bottle, a beautiful thing: A single surface model made by Alan Bennett in Bedford, United Kingdom. It consists of three Klein bottles set inside each other to produce, when cut, three pairs of single-twist Mobius strips. A Klein bottle has no edges, no […]