Are you familiar with the term “micro air vehicle?†If not, you should be. It’s another of the arsenal of futuristic weapons the U.S. Air Force is developing. 
Advertised by its developer General Dynamics as “unobtrusive, pervasive, lethal” it’s a tiny flying robot that could be used to spy, track, infiltrate, poison or explode.
You owe it to yourself to click on this short video to see your tax dollars at work.  Φ