At a NASA convention in China earlier this year , Amazon has suggested a separate airspace zone for commercial drones to deliver the company's packages to its customers. "Drones have been around for a long time when it comes to non-commercial sectors," Andrew Milroy, technology analyst with consultancy Frost & Sullivan, told the BBC. " NASA has proposed that a space between 400 above the ground should be reserved for unmanned aerial vehicles, capable of flying up to speeds of 200 to 400ft .
At a NASA convention in China earlier this year , Amazon has suggested a separate airspace zone for commercial drones to deliver the company's packages to its customers. NASA has proposed that a space between 400 above the ground should be reserved for unmanned aerial vehicles, capable of flying up to speeds of 200 to 400ft .