At the end of 2014, Toyota introduced the first volume-production hydrogen fuel-cell car, offering the longest range of any zero-emissions vehicle. The launch reignited debate over whether hydrogen is the fuel of the future or a dead end. Aerospace has used fuel cells for decades in space vehicles, and several manufacturers of unmanned aircraft have demonstrated substantially increased endurance by replacing batteries with hydrogen fuel cells. But the technology has yet to catch on. Now ...


Register now for free access to "NASA, JAXA Eye Fuel-Cell Propulsion For Aircraft" and other premium content selected daily by our editors. 


Current magazine subscribers: digital access to articles associated with your subscription are now included at no added charge to you. Simply use your subscriber email to log in to your account (or contact us for assistance in updating your account).
Current Aviation Week Intelligence Network (AWIN) enterprise and individual members: please go to for access.


Already registered? here.