LIVERMORE, Calif., Oct. 29, 2025 (GLOBE NEWSWIRE) -- Advent Technologies Holdings, Inc. (NASDAQ: ADN), an innovation-driven leader in fuel cell and hydrogen technology, is accelerating the electrification of aviation through its cutting-edge high-temperature proton exchange membrane fuel cells (HT-PEM FCs). In collaboration with Stralis Aircraft and other aerospace pioneers, Advent’s technology is helping enable the next generation of sustainable flight — from fixed-wing aircraft and eVTOL taxis to emerging ...