Short-seller attack on Chinese startup EHang highlights the risks to investors in a nascent market.

Biofuel producer Gevo has signed a MOU with Germany’s HCS Group to build a renewable hydrocarbon facility in Speyer, Germany, which will produce sustainable aviation fuel (SAF).

Rolls-Royce’s ACCEL high-speed electric-powered aircraft has completed its first taxi tests ahead of flight testing. 

Liquid-hydrogen prototype; lenticular rotors; GPS in GEO; emergency-response eVTOL; and flying car advances.

KLM Royal Dutch Airlines operated its first commercial flight using an admixture of 500 liters of sustainable synthetic kerosene.

Aircraft and engine-makers see enabling 100% sustainable-aviation-fuel use as essential to meeting aviation’s emission goals.

Hard on the heels of its billion-dollar investment deal, urban air mobility startup Archer has committed to launch its first air-taxi network in Los Angeles by 2024.

Advanced air mobility startup Lilium has selected Spanish aerostructures supplier Aciturri to build the composite airframe for its electric vertical-takeoff-and-landing (eVTOL) air taxi.