VivoPower PLC (NASDAQ:VIVO, FRA:51J) has appointed Porter Harris, a former SpaceX battery engineer, to its Advisory Council to bolster the company's AI data center power, battery storage, and thermal management strategy. Harris spent more than two decades in high-performance battery engineering and served as lead battery responsible engineer at SpaceX, where his team developed battery systems for the Falcon 9 rocket, Cargo Dragon, and the human-rated Crew Dragon spacecraft.