The University of Paris 11, also known as Université Paris-Sud, is a prominent public research university located in Orsay, France. Established in 1970, it is part of the Paris university system and is known for its strong emphasis on science and technology. The university offers a wide range of undergraduate and graduate programs across various disciplines. In 2019, the university was merged into the University of Paris, which brought together several institutions to enhance academic collaboration and research. Despite the merger, the legacy of Paris-Sud continues, particularly in fields like mathematics, physics, and health sciences.