Titan built high-altitude solar-powered drones with wingspans of up to 50 metres.
Project SkyBender is part of the Google experiment to bring cheap internet using balloons.
Google has been operating Project Loon balloons in many parts of the world.
Google has permission from the FCC until July 2016 for carrying out the 5G drone tests at Spaceport.
source: www.techworm.net