Joby has achieved a significant milestone in sustainable aviation by conducting a record-breaking test flight of an eVTOL aircraft powered by a hydrogen fuel cell. The flight, completed in Marina, California, marks a pioneering moment as the first forward flight of a VTOL aircraft utilizing liquid hydrogen. Joby's successful demonstration, with the aircraft landing with 10% of its hydrogen fuel load remaining, showcases the potential of hydrogen-electric aviation for long-range flights. The hydrogen-electric powertrain, developed by H2FLY and integrated into a Joby prototype, underscores the company's dedication to innovating in the aviation industry. Joby's founder and CEO, JoeBen Bevirt, expressed excitement about the technology stack being built for hydrogen-electric aircraft, highlighting the compatibility with their existing battery-electric air taxi infrastructure. Furthermore, Joby's acquisition of H2FLY in 2021 for the development of the hydrogen fuel tank and fuel cell system demonstrates a strategic investment in advancing sustainable aviation solutions. The fuel cell system, producing electricity, water, and heat, powers the aircraft's electric motors, with batteries offering additional support during critical flight phases. As Joby plans to initiate commercial operations in 2025 with its battery-electric air taxi, the successful test flight of the hydrogen-powered prototype signals a promising future for regional travel. The seamless integration of hydrogen-electric technology into Joby's operations signifies a shift towards more sustainable and efficient air transportation methods.