German startup Hyfly is making significant progress in the development of a hydrogen-electric powertrain for light aircraft. The company is set to integrate its fuel cell system into a Dornier Seawings DS-2C testbed, marking a crucial step forward in the project. The testbed, which is an amphibious light sport aircraft, recently completed its maiden flight using battery-electric propulsion, showcasing the initial success of Hyfly's innovative approach. This advancement underscores the increasing focus on sustainable aviation solutions within the aerospace industry. By incorporating hydrogen technology into aircraft powertrains, Hyfly is aligning itself with the industry's shift towards cleaner and more environmentally friendly operations. The successful test flight of the Dornier Seawings DS-2C on battery-electric power further demonstrates the feasibility and potential of hydrogen-electric propulsion systems. The article is featured in the Advanced Air Mobility Report by Aviation Week, a publication that highlights cutting-edge technologies in the aviation sector. Hyfly's initiative to develop a fuel-cell powertrain for light aircraft signifies a strategic move towards enhancing the efficiency and sustainability of air transport. Overall, Hyfly's progress in this field showcases a positive trajectory towards integrating hydrogen technology into the future of aviation.