Hovering over old Civil War-era farmland, a small quadcopter is told to go up 125 feet and then move 50 meters north of a specific target on the ground - in this case, a soccer goal. The drone rises ...

Jordan Dross, senior product manager at Primordial Labs, instructs a team of drones through their mission via a simple headset and push-to-talk radio. (Photo courtesy of Primordial Labs). Hovering ...