AvatarSteven Davis-MendelowFacebook says its internet drones will be the size of 747s and fly for yearsverified_publisherThe Verge - Carl FranzenFirst test could occur in the US in 2015 We’ve known for a few months now that Facebook wants to beam wireless internet access to unconnected parts of the world using solar-powered, laser-equipped drones. But now one of the leaders of the project has revealed more mind-boggling details, including …