Working in defense technology, I often end up discussing this possibility with people. Some of the folks at DARPA have done some amazing things recently, as have the Boston Dynamics crew. read more
The Pentagon pursues two new spy drones: the Global Hawk, a high-altitude surveillance drone, and the RQ-3 DarkStar, a stealthy spy drone, which crashes and is cancelled. A Global Hawk at Edwards Air Force Base in California in 2001. read more