And while a car that runs out of charge can simply pull over, a flying car would fall out of the sky. So Du and many other researchers are trying to improve battery efficiency before flying taxis ...

It’s powered by a rechargeable battery, which is solar powered ... since the Zephyr just keeps flying instead of dropping out of the sky. Want to write for Task & Purpose?

Narrator: This flying vehicle could be the future of air travel. Known as the Jetson One, the vehicle's eight electric motors give it a top speed of 63 miles per hour, and its Tesla battery cells ...