Does it seem believable that the wars of the future will be fought entirely with robots while humans are safely miles away, monitoring and controlling? The US military is certainly making a case for such a scenario. The latest installation is a JUH-60A Blackhawk helicopter that flies, lands, and avoids threats – all without a pilot.The autonomous Blackhawk’s official name is Rotorcraft Airscrew Systems Concept Airborne Laboratory, or RASCAL, and it has just completed its first test flight at the Diablo Mountain Range in San Jose, California. Pilots were actually aboard during the two-hour test flight for an emergency...