Using the wing-in-ground effect, this 180-mph (290-km/h) beast promises twice the range of an electric aircraft, and a revolution in coastal transport. "The speed, comfort, and navigation systems of ...

Ground effect vehicles, or ekranoplans, have the advantage of being more efficient than normal aircraft and faster than boats, but so far haven’t been developed beyond experimental prototypes.

Russia's harsh weather conditions, with plenty of snow in winter, thin ice in the spring and autumn, and numerous rainfall and vast areas of wetland in the short summers, make the depths of the ...