Solar Impulse Co-founder Talks Electric Propulsion

Credit: Andre Borschberg: Axel Hindemith
Solar Impulse co-founder Andre Borschberg’s new venture, H55, plans to develop certified electric propulsion systems for aircraft manufacturers, starting small but scaling up as technology advances. H55 is flying a single-seat demonstrator, the Aero1, which is a Silence Aircraft Twister aerobatic...
Graham Warwick

Graham leads Aviation Week's coverage of technology, focusing on engineering and technology across the aerospace industry, with a special focus on identifying technologies of strategic importance to aviation, aerospace and defense.

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