The shift to sustainable fuels in the aerospace sector passed another milestone last week when a United Airlines 737 MAX 8 airliner took to the skies with one of its two LEAP-1B engines running on 100-percent Sustainable Aviation Fuel (SAF).

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France's Ascendance has released an updated design and range figure for its long-range, fan-in-wing, eVTOL air taxi. The Atea will use batteries and kerosene for energy storage, but its modular hybrid system will eventually support hydrogen as well.

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This year marks 60 years since Renault launched the Quatrelle, and though the company has been celebrating all year, a collaboration with design studio TheArsenale to build a flying car concept is arguably its best birthday present to itself yet.

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Czech company Zuri has commenced hover testing on its first near-scale VTOL air taxi tech demonstrator. With a hybrid powertrain on board, this team promises real-world range figures up to 720 km (447 miles) at cruise speeds up to 320 km/h (200 mph).

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Synthetic fuels are not new, nor is their use in aircraft, but the normal practice is to blend them with fossil fuels. The Royal Air Force has now set a new record by completing the first ever aircraft flight powered entirely by synthetic fuel.

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US-based Wright Electric has announced a 100-seat electric short-hop aircraft slated to go into service by 2026. It'll either be powered by hydrogen, or it'll use recyclable metal in what the company calls an "aluminum fuel cell."

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After sharing footage of its flying car's first test flights back in June, Alauda Aeronautics has now carried out the first eVTOL drag race ahead of a fully-fledged race series slated to kick off later in the year.

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If anyone can think of a more perfect name for a personal eVTOL, we're listening! Sweden's Jetson Aero has already sold out the 2022 production run of this cute little single-seat kit build, which is capable of zooming along at 63 mph.

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Craft Aero's nine-seat hybrid-electric VTOL aircraft promises 1,000-mile, 345-mph roof-to-roof inter-city hops – and it does so using a diamond-shaped blown box wing configuration and flap-vectored thrust design different to anything we've seen.

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Whatever other qualities they may possess, jet fighters are not known for their quiet engines. They could soon become considerably less noisy without any loss in performance, though, thanks to a relatively simply alteration.

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