Propulsion-hydrogen

By Ben Goldstein, Steve Trimble
Known as a critic of eVTOLs, Robinson’s CEO is bullish on electric and hydrogen-electric helicopters.
Emerging Technologies

By Graham Warwick
Our roundup of the main aerospace and defense stories making the news this week.
Aircraft & Propulsion

By Jeremy Kariuki
Aviate Enterprises was selected as the launch customer for the first hydrogen-electric Bonanza A36-HE aircraft in the U.S. by Stralis Aircraft.
Aircraft & Propulsion

By Graham Warwick
Joby flies hydrogen UAS; WeFly flies full-scale eVTOL; carmaker expands eVTOL line; Slovakian hydrogen VTOL; and fuel cell performance record.
Aircraft & Propulsion

By Graham Warwick
ZeroAvia will explore the integration of its ZA600 hydrogen-electric powertrain into Horizon Aircraft’s planned Cavorite X7 hybrid eVTOL.
Advanced Air Mobility

By Graham Warwick
Australian startup Siltrax has achieved record power densities in independent third-party testing.
Advanced Air Mobility

By Guy Norris
H3 Dynamics and Malaysia’s PJBumi Technologies are teaming to produce a fixed-wing hydrogen-electric cargo UAS.
Advanced Air Mobility

By Graham Warwick
UK extends aerospace backing; Elfly advances electric seaplane; Dutch back hydrogen-electric power; Aura and Vaeridion join forces.
Emerging Technologies

By Graham Warwick
Hybrid-electric for general aviation; UK supports hydrogen aviation; AW139 flies autonomously; Eve refines eVTOL design.
Emerging Technologies

By Graham Warwick
The Hydrogen Aircraft Propulsion and Storage System program aims to fly a liquid-hydrogen, fuel-cell powertrain on a De Havilland Canada Dash 8-300.
Advanced Air Mobility

By Guy Norris, Thierry Dubois, Jens Flottau
Airbus and MTU have outlined a three-step roadmap for development of a commercial aviation hydrogen fuel-cell engine announced at the Paris Air Show.
Emerging Technologies

By Graham Warwick
The UK government has awarded funding to support two projects to advance hydrogen-electric propulsion for next-generation regional aircraft and air taxis.
Emerging Technologies

By Thierry Dubois
Blue Spirit Aero performed taxiing tests with its light hydrogen-electric Dragonfly last week and is planning to fly with a second demonstrator in Q1 2026.
Emerging Technologies

By Guy Norris
Aircraft hydrogen fuel cell specialist H3 Dynamics is teaming with XSun to develop what they describe as the world’s first solar-hydrogen-electric UAS.
Emerging Technologies

By Graham Warwick
Hydrogen-electric unveiling; hybrid-electric redesign; satcom antenna breakthrough; and immersion-cooled batteries.
Emerging Technologies

By Graham Warwick
French startup Blue Spirit Aero has rolled out a full-scale prototype of its Dragonfly four-seat hydrogen-electric light aircraft.
Advanced Air Mobility

By Garrett Reim
Arkadia Space of Spain says its in-space demonstration of its hydrogen peroxide green monopropellant has been successful.
Launch Vehicles & Propulsion

By Angus Batey
Creating an infrastructure to support global aviation development of hydrogen programs and ongoing wide-scale adoption remains a significant challenge.
Advanced Air Mobility

Richard Murphy
Despite the promise of hydrogen, widespread adoption in aviation may be decades away, with technological, safety, and cost challenges all complicating the picture.
Aircraft & Propulsion

By Lee Ann Shay, Lindsay Bjerregaard, James Pozzi
Editors discuss the new edition of Inside MRO, including testing barriers for A&P students, Ryanair’s aftermarket plans and development of hydrogen fuel cells.
MRO Podcast

By Graham Warwick
MIT’s sodium fuel cell; airship testing expands; integrating hydrogen propulsion; and nuclear battery for lunar power.
Emerging Technologies

By Graham Warwick
Hydrogen fuel cell suppliers are engineering powertrains to enable zero-emission aircraft propulsion.
Aircraft & Propulsion

By Graham Warwick
Manufacturers are retreating from their sustainable aviation projects.
Airlines & Lessors

By Graham Warwick
Long-endurance Pipistrels; hybrid certification advances; fuel cell propulsion testing; and 3D-printed hydrogen tank.
Emerging Technologies

By Angus Batey
More than a year after ZeroAvia last flew its Dornier 228 with a prototype hydrogen fuel cell powertrain, the company is not standing still.
Advanced Air Mobility