The aviation sector in Australia, responsible for around 5% of carbon dioxide emissions, faces challenges in decarbonization. While improvements to engines and sustainable biofuels are considered, the potential for hydrogen-powered aircraft has been rekindled. Airbus plans to launch a commercial hydrogen-powered aircraft by 2035, offering a pathway to achieve net zero emissions by 2050. Dr. Quentin Meyer and Prof. Chuan Zhao from UNSW Sydney lead research on hydrogen fuel cells for aviation, focusing on reducing total emissions and developing lightweight, cost-effective technologies. Their innovative approach aims to power drones with hydrogen fuel cells and eventually scale up to larger aircraft. The Australian government's review of the National Hydrogen Strategy aligns with technological advancements in catalysts for water electrolysers and fuel cells, revolutionizing the hydrogen economy. The development of low-cost, highly efficient catalysts presents a game-changer for hydrogen production and the aviation industry. Dr. Meyer and Prof. Zhao's disruptive research, supported by grants, aims to establish a new era of clean, cost-effective aviation in Australia. Collaboration and investment will be crucial in realizing the potential of hydrogen aviation.