hydrogen electric aircraft ZeroAvia and AFI KLM partner on hydrogen-electric aircraft training News ZeroAvia and AFI KLM partner on hydrogen-electric aircraft training AFI KLM E&M October 22, 2023 H2Fly achieves success with world’s first piloted liquid hydrogen powered flights News H2Fly achieves success with world’s first piloted liquid hydrogen powered flights H2FLY September 7, 2023 ZeroAvia enters hydrogen aviation fuel partnership with Masdar News ZeroAvia enters hydrogen aviation fuel partnership with Masdar hydrogen electric aircraft August 24, 2023