1 day — “I don’t know precisely why,” he writes — he attempted to built eight cubes in order that they could stick together but additionally maneuver around, trading places. He made the cubes away from lumber, then drilled a opening within the corners of this cubes to connect them together. The thing quickly dropped apart.

Numerous iterations later on, Rubik figured out of the unique design that allowed him to construct one thing paradoxical: a good, fixed item this is certainly additionally fluid. [Read more…]