Like it or not, the drones are coming. Delivery services, construction and real estate companies, farmers, and of course photographers and filmmakers will all use them extensively—just as soon as government regulators clear the way.

One of the technical challenges still to be overcome is the problem of how to manage all that new air traffic buzzing around below 400 feet.

A group at NASA’s Ames Research Center, defense contractor Exelis, and a 12-person startup out of Portland, Oregon called SkyWard, are among those working the problem of drone traffic control.

Read all about it in my first outing with Bloomberg BusinessWeek: http://www.bloomberg.com/news/articles/2015-04-09/drone-makers-seek-traffic-control