China has just made its already enormous airship hangar in a remote part of Xinjiang even bigger, adding a massive 300-foot extension. This hangar, one of the largest in the world, is linked to China’s ambitious plans for high-tech airships that could do everything from gathering intelligence to launching drones. New satellite images show the hangar now even more capable of housing enormous airships, hinting at China’s desire to develop giant, advanced airships for long-range operations. This e...