GE Aerospace, a division of General Electric, is making strides in sustainable aviation by developing a hybrid electric engine in partnership with NASA. This engine, which integrates electric motors into a high-bypass turbofan, aims to power narrow-body jets by the mid-2020s. Initial tests of the hybrid components and engine have been completed, with plans for further testing in the pipeline. The potential of these hybrid engines is significant, as they could revolutionize the aviation industry by drastically reducing carbon emissions, particularly in single-aisle jets that account for a substantial portion of emissions. In addition to GE Aerospace's efforts, companies like France’s Safran and RTX are also investing in similar technologies to enhance fuel efficiency and cut emissions in the aviation sector, aligning with the industry's target of achieving net-zero emissions by 2050. While the aviation industry is under pressure to decarbonize, the development of hybrid engines offers a promising solution to tackle climate change. By utilizing multiple energy sources during flight, these engines could significantly reduce fuel consumption and contribute to a more sustainable future for air travel.