What's waiting for us in the future of air travel? More advanced technologies, better materials, higher speed and... pilotless planes? Yup! You'll look up at the sky and wonder if it's a bird or a plane with no one flying it... Companies are already working on planes that can fly themselves, with no pilot required. How is it gonna work and what obstacles are there? Learn more about your ad choices. Visit megaphone.fm/adchoices