Okay, the Cubli is definitely the Christmas gift that you didn't get yesterday, but you probably can't buy it now. I put a video of the Cubli here because it is just very cool. Developed by researchers at ETH Zurich's Institute Systems and Control, it has three spinning motors that will spin in order to gain some kind of angular momentum for balance. I believe that there … [Read more...] about Cubli robot cube can “jump, balance, and walk”