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  • 5 years ago

For most of us, the airship is an iconic symbol of the past. But across the world teams of engineers and visionaries are working to try and resurrect the zeppelin. Prototypes have already been built and trialled, and they’re calling them the ‘pick-up trucks of the sky’—heavy-lifting, energy efficient alternatives to cargo planes and helicopters. But does the economics and the engineering really make sense?

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