Solar Impulse Flies Aircraft

The Solar Impulse 2 (Si2) solar-powered round-the-world aircraft made its first flight from Payerne, Switzerland, on June 2. The 2 hr. 17 min. flight was made on stored battery power. A test of the solar power-generation system will be the next step, says Solar Impulse. The 236-ft. wing-span Si2 has...
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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