The future of space exploration will witness a revolutionary change vwith a new breed of planetary explorer being designed by engineers at the University of Glasgow which are as tiny as dust particles These tiny, "Smart Dust" shape-shifting devices can be carried on galactic wind like dust particles, and are smart enough to communicate, fly in formation and take scientific measurements (image shows a "nano submersible" used for expeditions into the hidden space of the human body and beyond to outer space.). Join discussion...