Leading Edge Eddy Vortex Inducers - Is there a better way to conserve energy to build a solar aircraft that can stay up indefinitely; like the Solar Powered Pathfinder, which could stay aloft for a month at a time only forever? More like a solar powered satellite in the atmosphere.
Holographic Traffic Cops of the Future - Have you ever seen a traffic cop standing in the center of the street when the power goes out directing traffic or after a big game directing traffic to keep the flow moving? Have you ever considered how dangerous this really is? Have you ever sto.