Lockheed and Pentagon Allege F-35 Sustainment Costs Dropping

Neither Lockheed nor the U.S. military's F-35 Joint Program Office disclosed actual dollar-amounts, but they did assure American taxpayers that the average, annual, per-aircraft cost of operating the U.S. Air Force's, Navy's, and Marine Corps' F-35s fell between 2020 and 2021.


http://www.aero-news.net/index.cfm?do=main.textpost&id=124ec50a-1581-4ba8-ac97-ab4e0c9922db 

Electra Successfully Tests Hydrogen-Electric Hybrid Engine

Hydrogen and Battery Powerplant to Power Blown Lift eSTOL Electra.aero, Inc. has successfully completed a fully-integrated test of its proprietary hybrid-electric propulsion system.


http://www.aero-news.net/index.cfm?do=main.textpost&id=35a9e0c0-56d7-4f44-b7e1-225eb2c51641