My younger son has a toy remote-controlled helicopter that he loves to fly everywhere. It can hover for minutes on end and land on your palm, and it even has a camera. In other words, it's what the military calls an unmanned aerial vehicle--a drone. In some ways, it's a miniature version of a giant Predator.
In the military and now in civilian life, drones are a transformative technology. They expand our reach in ways we understand and ways we don't. Drones are among the most powerful weapons ever created and also among the most powerful surveillance tools. Lev Grossman's cover...
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