Propulsion-electric

French startup VoltAero has launched its hybrid-electric powertrain into the experimental aircraft market.

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

The budget calls for NASA in fiscal 2026 to develop a new strategy to maintain U.S. leadership in aviation and focuses aeronautics research in four main areas.

Manufacturers, maintenance providers and Part 147 schools are setting plans for supporting electric aircraft, engines and ground support equipment.

The aviation aftermarket prepares for electric, hybrid-electric and hydrogen engines at a time when maintenance student testing in the U.S. has challenges.

Cargo UAS collaboration; automating helicopter flight; XTI explores hybrid-electric; riblets for Vueling’s Airbus A320s.

Long-endurance Pipistrels; hybrid certification advances; fuel cell propulsion testing; and 3D-printed hydrogen tank.

As part of their portfolio of sustainability solutions, 4Air offers clients the option to fund research into future technologies.

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

Resupplying distributed forces in the face of adversary attacks on supply chains presents new challenges.

The timeline for Clean Aviation relies on 2035 for service entry to enable the replacement of 75% of the fleet with more sustainable aircraft by 2050.

Roadable aircraft advances; U.S.-sourced drone batteries; oversize cargo for defense; and electric jet engine.

A team led by Spanish/Australian startup Dovetail Electric Aviation has been awarded a grant to retrofit a Cessna Caravan with hydrogen fuel cell propulsion.

Hinetics’ power-dense superconducting motor eliminates the need for cryogenic fluids.

Superconducting motor runs; Electrifying two-seater; Hybrid hydrogen eVTOL; Hydrogen-powered turnaround.

Startup Hinetics has demonstrated the first cryogen-free superconducting electric motor.

It will enable the startup’s WM2500 2-megawatt-class electric propulsion system to be tested driving the fan module from a Honeywell LF507-1F geared turbofan.

U.S. startup ZT1 Technology has entered the electric propulsion market.

Jet VTOL UAS; CycloRotor flies; cargo gyroplane; and electrified trainer.

Whisper Aero is focused on designing and manufacturing ultra-quiet electric ducted fans for use in drones, eVTOLs and electric regional aircraft.

As the commercial aviation industry backtracks on its net-zero commitment, electric aviation startups are pushing forward anyway.

Readers write about decarbonization efforts in aviation, multipurpose military aircraft, small electric aircraft, and Cold War-era missile defense.

Funding to help modify a glider to flight test ultraquiet, electric-ducted fans has been received by Whisper Aero .

The installation of a fuel cell system in a flying testbed is being prepared by German startup Hyfly as it progresses development of a hydrogen-electric powertrain for light aircraft.

Key collaborations have been announced by Australia’s fledgling sustainable aviation industry to advance development of electric- and hydrogen-powered aircraft.