The Rolls-Royce UltraFan could be the powerplant of choice for next-generation aircraft.
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Shares fell after the aircraft-engine manufacturer gave cash-flow and earnings guidance for 2026 that—at the midpoint of its ...
German researchers have begun a series of flights to measure the contrails produced by the latest-generation engines as part of a wider project tackling aviation’s non-CO2 impacts. Led by Germany’s ...