Heart Aerospace Unveils ES-30 HX-1 Demonstrator

Computer renders and model planes are stock in trade for new aircraft proponents, but having a full-scale demonstrator sitting on an airport apron shows that real progress is being made. This week, Swedish hybrid-electric innovator Heart Aerospace rolled out its first ES-30 demonstrator, designated as Heart Experimental 1 (Heart X1), built almost entirely in-house at its Gothenburg facility.