Hybrid-electric commercial planes could be a reality if Airbus, Rolls-Royce, and Siemens are successful. The three companies recently teamed up to work on the E-Fan X technology demonstrator that could hit the skies in around...
Siemans just unveiled the world’s first true plug-in hybrid-electric airplane, which has an engine that resembles the Chevy Volt‘s. The airplane took its maiden flight on June 8 at the Wiener Neustadt airfield...