Boom Supersonic is beginning to step up the pace of its XB-1 demonstrator flight test program following a third sortie from Mojave Air & Space Port, California.

ATR has revealed new details of the preliminary hybrid power system architecture under study for the company’s advanced EVO family.

As Airbus gears up for the first flight of a high-aspect-ratio, morphing-wing aircraft in 2026, engineers are working on accompanying measurement techniques.

The final tranche of funding for hydrogen-electric propulsion startup ZeroAvia came from the Scottish National Investment Bank.

Heart also plans to fly the X1 within the next six months from a yet-to-be-decided airport in the U.S., which would make it the first new-generation hybrid aircraft to reach that milestone.

The advancement of hydrogen and electric propulsion research at Royal NLR comes as several Netherlands-based companies are designing new-generation aircraft.

Beyond Aero, a company designing a fuel cell-powered business jet, has revealed the outlines of larger aircraft that would use a similar propulsion system.

Aviation needs other transport sectors such as road transport to accelerate the transition to electric vehicles and meet SAF targets, Boeing's Jim Hileman says.