Deep in the Appalachian Mountains, Green Bank, West Virginia, is a place at once futuristic and old-fashioned. It is home to the Green Bank Observatory, where astronomers search the depths of the universe using the latest technology,. With a ban on all devices emanating radio frequencies that might interfere with the observatory's telescopes, residents live a life free from constant digital connectivity; schoolchildren go without WiFi or iPads. Kurcxy...