Meet the Black Hornet UAV from DARPA & AeroVironment during it’s prototype test flights:
The above bird has been deployed to the field. I can see many great uses for these UAV’s. Conversely, I can easily see a surveillance society emerging.
AeroVironments Hummingbird Ornithopter (flapping wing aircraft)with real-time video. It’s a freaking hummingbird: