 Advanced Propulsion Physics Laboratory

The Advanced Propulsion Physics Laboratory (APPL) is a research facility or laboratory focusing on the study and development of advanced propulsion systems and technologies. While specific details about a particular laboratory may vary based on its location or affiliation, such laboratories typically engage in research related to propulsion technologies for aerospace applications, including space exploration, high-speed travel, and potentially novel concepts like ion propulsion, plasma propulsion, or other innovative propulsion mechanisms.