LEGO cyborg arm is a functional smartphone-toting mech sleeve

You might not be able to dabble in DARPA robotics, but that doesn't mean you can't make your own cyborg contraptions. Using LEGO Mark VI Mindstorms, Diavo Voltaggio created his own cyborg arm (complete with a smartphone mount) that can grasp objects. The cyborg arm was shown off at BrickFair Virginia, where its creator detailed how the contraption works. Using …