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This amazing sculpture is made out of 714 metal balls which move under the command of a combination of codes, electronics and mechanics. This kinetic sculpture needs a surface of six square meters in order to function properly. The 714 aluminum balls are individually controlled by a computer stepper-motor, and they are hung with very thin steel wires which have a diameter of under 0.2 millimeters.

Google Maps is releasing panoramic imagery of one of the world's most spectacular national monuments: the Grand Canyon. These Street View images cover more than 75 miles of trails and surrounding roads, making our map of this area even more comprehensive, accurate and easy to use than ever before.