Share 'Fuel cell could let drones fly for hours without recharging'
A quadcopter drone, equipped with a prototype of the range extender (Credit: Intelligent Energy)
By BEN COXWORTH JANUARY 11, 2016
Last May, we heard about how Horizon Energy Systems was developing a hydrogen-powered quadcopter that could (hopefully) stay airborne for hours at a time. Soon, however, that drone may not be the only one doing so. That's because Intelligent Energy has u…
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