For drones to truly take off, the world needs a drone air traffic control system. A startup called AirMap is helping to build one. Here's why it's so important.
Want to know what that mysterious drone buzzing over your head is up to? A new system developed by AirMap, Google Wing, and Kittyhawk.io could soon be able to tell you -- by showing you a map of all local drone activity on your smartphone. Here's how the technology works.