Popular Science -
25 Jul 2013 20:00

Happily, these drones are for educational (not killer) purposes. These honeycomb-like drones use advanced networking technology to fly smoothly in large formations. Created as a teaching aid by researchers at ETH Zurich, the Distributed Flight Array consists of at least two modules, linked physically by magnets and electronically by push-pin connections. Curiously, a single unit cannot fly on its own. The torque from a single rotor is unbalanced, and sends the drone tumbling erratically. Once co...
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