It's an emerging technology -- the ability to fly like never before. UAS, or "unmanned aerial systems," are all the craze lately. With over 500,000 drones already registered with the Federal Aviation Administration, there's a good chance you have seen one.

But how do they work? What's the big deal? Will it affect your personal safety and privacy?

We examine the rules already in place and how the future has arrived in a 3News Special Report: Clearing the Air.

For more information on how to register your drone, go to www.registermyuas.faa.gov