The US military acknowledged that one of its unmanned aerial vehicles had gone missing over western Afghanistan last week. With no pilot in the cockpit, drones can be tricky to fly.
The Pentagon already includes unmanned drone attacks in its arsenal. Next up: housefly-sized surveillance craft, shape-changing 'chemical robots,' and tracking agents sprayed from the sky. What does it mean to have soldiers so far removed from the battlefield?
Blockbuster's bankruptcy doesn't mean the end of video stores. Small independents thrive by serving niches.