LE BOURGET—French aerospace lab Onera has conducted further studies into its Gullhyver concept for an ultra-efficient airliner powered by hydrogen with strut-braced wing, open-fan engines and a ...

Boeing will study the certification challenges of its Transonic Truss-Braced Wing (TTBW) ultra-efficient airliner concept as part of a new phase of work following wind tunnel tests that prove the ...

Every bit of weight on an aircraft increases the fuel, emissions and money required to put it in the air. NASA and Boeing have been working together to design a longer, thinner and lighter wing – so ...

A European project to design a wing for a next-generation regional turboprop is closing in on the production of a series of demonstrators that will mature the underlying technologies required. Called ...

Boeing has made design tweaks that allow its in-development truss-braced wing to operate at typical jet cruise speeds, a development that could bring significant fuel savings to tomorrow’s commercial ...

The race to come up with ways to cut back on fuel consumption in the aviation industry is giving birth to all sorts of wacky designs, in terms of both engines and airframes. One of them is the ...