Imagine a massive high-tech helium balloon that stretches well over an NFL football field in length, has more cargo capacity than an Airbus Beluga XL, and produces multi megawatts of power for nearly ...
December, key stakeholders gathered together at a Daher hangar in Tarbes, in southwest France, to bid adieu to the EcoPulse demonstrator during a livestream wrap-up. A distributed hybrid-propulsion ...