When Rolls-Royce and easyJet announced that they had run a modern aero-engine on 100% hydrogen, the headlines wrote themselves: the age of zero-carbon flight had arrived. The reality is more complicated — and more interesting. Aviation Explained looks at what it would actually take to fly the world’s airliners on hydrogen, and why a fuel so promising on paper remains so stubbornly difficult in practice.
Continue reading Aviation Explained: Can a Jet Really Run on Hydrogen?