Startup Limosa has signed an agreement with composites specialist Airborne of the Netherlands covering manufacture of a full-scale technology demonstrator.
U.S. researchers have developed a lithium-air battery that could increase energy density by as much as four times over conventional lithium-ion batteries.
Eviation is using masses of data from the first flight of its all-electric Alice commuter aircraft last year to inform the design of the production version.
Australia startup AMSL Aero has completed the first tethered hover test of its Vertiia electric vertical takeoff and landing full-scale technology demonstrator.
The UK government has announced £117 million ($141 million) in funding for projects to develop technologies for zero-emission hydrogen and electric propulsion.