Think about the event in that military involved with flat-faced cubes could roll very well and jump along, getting started with each others to form a good range of configurations. Definitely, that is what a group involved with the scientists of MIT. They are attempting to manifest all the important issues and undoubtedly prepared the actual cubes that might conduct it. It is called M-Block and it was developed to be by Rus, Romanishin & Gilpin from Massachusetts Institute of Technology.
With all the gadgets that will permit to adjust themselves, every cube at the same time includes a motor operated flywheel that will move at a speed more than 20,000 rpm. Any time that flywheel quickly weakens, that transferred impulse directs the cube hovering inside the place that the wheel was moving. As a result, that cubes contain magnets with their faces. Also, they added with each other every time they generate call, before the flywheel directs it to come again.
In the present prototype form of these devices, the M-Blocks are able to climb and jump in the air and also roll on the floor. Currently, investigators are making a team and planning to make more robotic cubes.
Source: Robotic Cubes