The massive unmanned airborne vehicle (UAV) Global Observer is testing beautifully at the moment, and could one day (with a companion plane) provide much of the same coverage as a geosynchronous satellite for a fraction of the price.

The Pentagon's current crop of unmanned aerial vehicles (UAVs) are insanely powerful—the "Hellfire" is so named for a reason—but also fairly imprecise, often killing innocent, nearby civilians. The DoD's new UAVs hope to cut down on such casualties.

We all know about how the military is utilizing UAV's in an ever increasing amount of missions. And why not? Unmanned aircraft represent a safer and more cost efficient approach to aerial combat. However, we rarely get to see what it is like on the other side of these aircraft-to see the job through the eyes of a UAV…

The next version of the DevilRay unmanned aerial vehicle will feature the ability to dock to and recharge from power lines. Made by Defense Research Associates, the UAV uses down-curled wingtips to make such a low-speed maneuver possible. The four-foot wide, propeller-driven flying wing will use "inverse capped helix…