Joby recently achieved a significant milestone by conducting a test flight of an eVTOL aircraft powered by a hydrogen fuel cell, flying a remarkable 523 miles non-stop. The flight, the first of its kind utilizing liquid hydrogen for propulsion, took place in Marina, California. Joby, known for its innovative approach to urban air mobility, successfully converted a pre-production battery-electric aircraft into a hydrogen-electric prototype for this demonstration. The aircraft, equipped with a liquid hydrogen fuel tank and fuel cell system, landed with 10% of its fuel load remaining, showcasing the efficiency of the hydrogen powertrain. Joby's CEO, JoeBen Bevirt, expressed enthusiasm for the potential of hydrogen-electric flight in transforming regional travel, highlighting the seamless integration of existing infrastructure and operational processes from their battery-electric air taxi initiative. The hydrogen propulsion system, developed by H2FLY, has proven its capabilities, with the fuel cell technology enabling the production of electricity to power the aircraft's motors. Joby's future plans include the commencement of commercial operations in 2025, utilizing both battery-electric and hydrogen-electric air taxis to revolutionize urban and regional transportation. The successful test flight marks a significant step forward in sustainable aviation, demonstrating the feasibility and efficiency of hydrogen as a clean energy source for future air travel.