Germany’s MTU Aero Engines has partnered with the European Union Aviation Safety Agency to develop certification requirements for hydrogen fuel cells in aircraft.

Scandinavian Airlines plans to partner with three fuel-sector companies to investigate large-scale production of synthetic sustainable aviation fuel in Sweden.

The EC and Bill Gates’ Breakthrough Energy Catalyst have launched the EU-Catalyst partnership to accelerate commercial deployment of technologies to help Europe meet its commitment to reduce its net-carbon emissions 55% by 2030.

A European project to demonstrate a modular hybrid-electric propulsion architecture for future small short/medium-range regional aircraft has been completed with flight tests of a second power train demonstrator.

UK electric air taxi startup Vertical Aerospace has secured additional funding tied to its planned going-public merger with blank-check company Broadstone Acquisition.

European engineering services company Akka Technologies has unveiled its concept for a zero-emission regional aircraft.

Aircraft finance and asset management company Amedeo has entered a strategic partnership with Aura Aero that includes a letter of intent to purchase 200 of the French startup’s planned 19-seat ERA hybrid-electric regional aircraft.

Universal Hydrogen has raised an additional $62 million in funding to take the startup through initial flight testing of its hydrogen fuel-cell propulsion conversion for regional turboprops.