Universal Hydrogen

Our roundup of the main aerospace and defense stories making the news this week.

The demise of Universal Hydrogen is forcing French regional carrier Amelia to revise its plans for cutting its environmental footprint.

Comparing hydrogen-electric propulsion startups Universal Hydrogen and ZeroAviation reveals companies with quite different business approaches.

The same forces that led to the demise of Universal will also threaten ZeroAvia, as well as the other lesser-capitalized startups in the hydrogen space.

Start-up zero-emissions propulsion developer Universal Hydrogen has been forced into liquidation after failing to raise additional funding.

Certification plans firm up as turbo-compressor and humidifier changes pave the way for the next flight-test phase.

Wary of the green hydrogen production challenge, industry cautiously eyes growth prospects.

Will green hydrogen be produced in sufficient quantity to meet aviation’s future needs?

The company is studying hybrid-electric helicopters, continuing its electric certification drive and pushing Dash 7 conversion for NASA’s flight demonstrator.

Continuing an annual tradition dating back to 1957, Aviation Week Network editors honored a wide variety of industry accomplishments.

Our roundup of the main aerospace and defense stories making the news this week.

Universal Hydrogen has run its megawatt-class fuel cell powertrain testbed using fuel supplied by its liquid hydrogen module for the first time.

Hydrogen is conspicuous by its absence from ATR's latest product development strategy that looks out over the next decade and beyond.

Fan-in-wing high-speed VTOL; JAL eyes hydrogen-electric; China’s firefighting eVTOL; Wright hybrid-electric testbed; and Islander to fly 5G.

Japan Airlines is working with startups H2Fly, Universal Hydrogen and ZeroAvia to explore the retrofit of its regional aircraft with zero-emission powertrains.

Engineering services provider AeroTEC is building expertise to maintain tomorrow’s hydrogen- and electric-powered aircraft.

U.S. Air Force welcomes eCTOL; simulating hydrogen turnaround; China’s TCab flies eVTOL; and flying quantum sensor.

Universal Hydrogen (UH2) has demonstrated loading and unloading of its liquid hydrogen modules on an ATR 72 test aircraft at Toulouse Blagnac Airport.

Hydrogen from sunlight; Off-road hybrid carries eVTOL; Subaru’s air mobility concept; Charging electric airport vehicles.

Deployment of the mobile battery charger will also kick-start UH2’s hydrogen delivery services using its modular capsule technology.

Iceland and New Zealand both have their sights set on sustainability—and both have terrain that rules out reliance on rail travel.

New flight-test phase will expand flight envelope with bigger turbo-compressor and later include liquid hydrogen fuel storage modules.

Universal Hydrogen's modified Dash 8 incorporates the hydrogen fuel cell propulsion system in place of the Pratt & Whitney PW123 turboprop on its right wing.

First-response eVTOL; Stop-fold tiltrotor; Hydrogen-electric milestone; Offshore drone delivery

Germany’s H2Fly has completed the first flights of a hydrogen-electric aircraft using cryogenic liquid-hydrogen storage.