ZeroAvia's hydrogen fuel cell Dornier 228 has already flown, targeting a regional turboprop market that battery-electric aircraft physically cannot serve.
VectorZeroAvia's hydrogen-electric Dornier 228 flight in January 2023 marked the first time a 19-seat regional airframe flew on hydrogen fuel cell propulsion, reshaping the math on zero-emission regional aviation.
VectorNASA and Boeing's X-66A demonstrator tests a structurally braced ultra-high-aspect-ratio wing that could reduce narrowbody jet fuel burn by roughly 30 percent.
VectorRadio Hangar explores The CFM RISE Open Fan, the Unducted Engine With No Cowling, and the Twenty Percent Fuel Bet That Could Reshape the Single-Aisle Jet.
VectorCFM's RISE open fan ditches the engine cowling to cut fuel burn 20%, betting the ducted turbofan has hit its efficiency ceiling.
VectorA modified Swift Three glider completed its first piloted flight using Whisper Aero's ultra-quiet electric propulsion, targeting aviation's biggest threat: noise.
TowerRadio Hangar explores ZeroAvia, the Hydrogen Fuel Cell Powertrain, and the Dornier That Flew on Water Vapor Instead of Kerosene.
VectorCFM's RISE open fan engine ditches the cowling to cut fuel burn 20% versus today's LEAP, with flight tests due around 2027-2028.
VectorHow ZeroAvia's hydrogen-electric Dornier 228 flies on a fuel cell that emits only water - and the real hurdles still in the way.
VectorHow ZeroAvia's hydrogen fuel-cell powertrain flew a 19-seat turboprop on water vapor - and the storage physics that decides its future.
VectorNASA and Boeing's X-66 revives the strut-braced wing to cut narrow-body airliner fuel burn by up to 30 percent.
VectorNASA and Boeing's X-66A tests a long, strut-braced wing that could cut single-aisle jet fuel burn by up to 30%.
VectorZeroAvia is betting hydrogen fuel cells, not batteries, will electrify regional aircraft - here's why the physics works and what still stands in the way.
VectorHow ZeroAvia's hydrogen fuel cell powertrain works, what it has flown, and why the tank - not the fuel - is aviation's real hurdle.
VectorZeroAvia's hydrogen-electric powertrain has genuinely flown, but volume, cryogenics, and infrastructure make it a late-2020s story at best.
VectorJetZero's blended wing body aims to cut airliner fuel burn by up to 50% using shape alone - here's how it works and when it might fly.
VectorHow ZeroAvia's hydrogen fuel cells aim to power regional aircraft where batteries can't reach - and the real hurdles that remain.
VectorZeroAvia flew a hydrogen fuel cell Dornier 228 in 2023, proving clean regional flight is real - but tanks, fuel, and infrastructure remain hard.
VectorJetZero's blended wing body aims to cut airliner fuel burn up to 50% - here's whether the claim and timeline hold up.
VectorHow ZeroAvia's hydrogen-electric Dornier 228 flight proved fuel-cell propulsion can power real regional aircraft - and the hurdles that remain.
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