Why Google co-founder Larry Page is pouring millions into flying cars

Tiny electric airplanes could become mainstream sooner than you think. People have dreamed about flying cars for decades, but the technology has always seemed far out of reach. Airplanes have long been too big, expensive, dangerous, loud, and complex for personal aviation to be more than a hobby for rich people. But that might be about to change. “There’s a couple of technologies that are maturing and converging” to make small, affordable airplanes feasible, says Brian German, an aerospace researcher at Georgia Tech. German argues that lighter and more powerful electric motors, batteries that can store more energy...

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