Hydrogen aircraft could make up about 25 percent of the global fleet. Entry into service is expected in the late 2030s to early 2040s. The global fleet could grow to nearly 60,000 aircraft.

This first-of-its-kind program, which was outlined in President Trump’s Unleashing Drone Dominance Executive Order, is accelerating the safe integration of next-generation Advanced Air Mobility aircraft into the national airspace and ensuring the United States leads the way in aviation innovation.

SAE International, the global non-profit organization committed to advancing mobility knowledge and solutions for the benefit of humanity, has announced its 2025 class of SAE Fellows, which includes Mike Hirschberg, founder and principal of Hirschberg Heuristics Advisors, LLC. H2 Advisors provides strategic aviation insights to global clients in industry, academia, associations and government agencies.

it will collaborate with the Future Energy Exports Cooperative Research Centre (FEnEx CRC) to develop a Mixed Refrigerant (MR) cryogenic refrigeration system for deployment at its Kwinana Energy Transformation Hub (KETH) R&D facility, with delivery targeted by the end of 2026.