CFM International's RISE program targets more than 20% better fuel burn by eliminating the nacelle entirely, marking the most fundamental rethink of commercial jet propulsion in decades.
Radio Hangar explores CFM RISE, the Open Fan Engine With No Cowling, and the Twenty Percent Fuel Burn Bet on the Airplane That Replaces the Single-Aisle Jet.
Aircraft delivery delays from Boeing and Airbus are eroding aviation's 2050 net-zero timeline by forcing airlines to keep older, less fuel-efficient jets flying longer than planned.
Japan Airlines is testing rice bran biodiesel for airport ground equipment at Yamagata Airport, signaling a new feedstock pathway for aviation decarbonization.
Five distinct chemical pathways are competing to produce sustainable aviation fuel, each with different feedstocks, costs, and timelines to replace Jet-A.
The Rolls-Royce Trent XWB has surpassed 40 million flight hours with 99.9% dispatch reliability, setting the benchmark for modern long-haul turbofan performance.