These were once the stuff of science fiction. But the fact that the U.S. Army has a program called Optionally Manned Fighting Vehicle attests to the rise of the machine. The Army already has a robot test vehicle: an armed, remote-controlled M113 armored personnel carrier, and is vigorously pursuing autonomous trucks that can haul supplies
Engineers at the U.S. Army Research Laboratory and the University of Maryland have developed a technique that causes a composite material to become stiffer and stronger on-demand when exposed to ultraviolet light. This on-demand control of composite behavior could enable a variety of new capabilities for future Army rotorcraft design, performance and maintenance. ARL”s Dr.