Swarms of tiny bug drones: how the US Air Force plans to spy on China

"The US Air Force wants drone-makers to invent tiny aircraft — nano-drones — that can fly vast distances to spy on an enemy." An official said Tuesday the bug-like surveillance bots could be particularly useful in the Pacific region, an area that represents the toughest challenge for American spyplanes: eyeing China, which has strong air defenses. [Foreign Policy]