How Google’s Project Loon internet-balloons got started

Astro Teller is sharing a story about something bad. Or maybe it’s something good. At Google X, it’s sometimes hard to know the difference. Teller is the scientist who directs day-to-day work at the search ­giant’s intensely private innovation lab, which is devoted to finding unusual solutions to huge global problems. He isn’t the president or chairman of X, however; his actual title, as his etched-glass business card proclaims, is Captain of Moonshots–“moonshots” being his catchall description for audacious innovations that have a slim chance of succeeding but might revolutionize the world if they do. It is evening in Mountain View, California, dinnertime in a noisy restaurant, and Teller is recounting over the din how earlier in the day he had to give some unwelcome news to his bosses, Google cofounder Sergey Brin and CFO Patrick Pichette. “It was a complicated meeting,” says Teller, 43, sighing a bit