Rolls-Royce pushed a 100% hydrogen jet engine to full power, and the hardest part of clean flight may be hiding inside the engine

This was not a one-off experiment built for a headline. The hydrogen work followed a staged path, beginning in 2022 when easyJet and Rolls-Royce ran a modern AE2100 aircraft engine on 100% green ...
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F-22 Raptor: Pratt & Whitney’s F119 engine crosses million flight hours milestone

Aerospace company Pratt and Whitney announced that its F119 engine has officially surpassed one ...