Airbus, the European aerospace giant, has introduced a new design for its ZEROe aircraft, an all-electric, hydrogen-powered plane. The updated version of the single-aisle aircraft features a shift from six to four engines, with each engine being powered by fuel cells running on hydrogen. Originally targeted for a 2035 debut, the ZEROe aircraft's entry into service has been postponed to the second half of the 2030s. This delay is part of Airbus' commitment to ensuring the aircraft meets high standards of safety and efficiency. The updated design reflects the company's dedication to sustainable aviation and reducing carbon emissions in the industry. The hydrogen-powered aircraft represents a significant advancement in the aviation sector's journey towards achieving cleaner and more environmentally friendly air travel. Additionally, the article briefly mentions Bhutan's construction of a unique airport, connecting the themes of innovation and sustainability in aviation and infrastructure development.