Spain’s MareNostrum 5 supercomputer in Barcelona will receive a €129 million upgrade to expand storage and add AI-optimised capabilities, announced with Portuguese participation. The investment aims to strengthen European high-performance computing infrastructure, boost AI research and industrial applications, and provide Portuguese researchers and companies improved access to state-of-the-art resources. The move underscores cross-border collaboration to enhance competitiveness in AI and large-scale data research.