Micro Drones: How tiny drones work—and where they may be headed

Micro drones are small drones with propellers measuring less than three inches in diameter. While not able to carry large payloads or fly for a long time, these drones have a host of applications, such as training, indoor flying, first-person view (FPV) racing, and some commercial uses. Micro drones have exploded in popularity over the past few years. They are a great way for experienced pilots to expand their skills, and for new pilots to...