Rise of the machines? The danger of autonomous weapons

It's a common theme in science fiction - machines rising up against their human masters. But it could be a real threat, warn researchers at the recent World Economic Forum. Unlike today's drones, which are still controlled by human operators, autonomous weapons could potentially be programmed to select and engage targets on their own. "It was one of the concerns that we itemized last year," Toby Walsh, professor of artificial intelligence (AI) at the school of computer science and engineering at...