Darpa stories

The word "drone" usually conjures up images of the U.S. military's Predator, or similar unmanned aircraft. But there are helicopter drones, too, and Boeing's A160T Hummingbird just got a big upgrade — the ability to see through dense foliage.
Not too long ago DARPA put out a call for a flying car, wanting something that had all the versatility on land as a Humvee, but also had Vertical Takeoff and Landing (VTOL) capabilities. Texas-based AVX Aircraft is stepping up to the plate, and its concept looks pretty close.
DARPA and Dallas's Southern Methodist University have teamed up to build a better retinal scanner. Ideally you'd want someone standing still, looking straight forward, and scan the full eye. Now? DARPA and SMU claim they could possibly scan all the eyes in an unaware crowd.