The University of Houston is a state research university, and is the flagship institution of the University of Houston?System. Founded in 1927, it is Texas's third-largest university with nearly 40,000 students. Its campus spans 667 acres in southeast Houston, and was known as University of Houston–University Park from 1983 to 1991. The Carnegie Foundation classifies UH as a top-tier research university. The institution ranks in the Top?50 American Research Universities, and is among the Top?300 Academic Ranking of World Universities. The university offers over 300 degree programs through its 12 academic colleges on campus—including programs leading to professional degrees in law, optometry, and pharmacy. The institution conducts nearly 130?million annually in research, and operates more than 40 research centers and institutes on campus. Interdisciplinary research includes superconductivity, space commercialization and exploration, biomedical sciences and engineering, energy and natural resources, and artificial intelligence. Awarding more than 7,800 degrees annually, UH's alumni base exceeds 260,000. The economic impact of the university contributes over 3?billion annually to the Texas economy, while generating about 24,000 jobs. The University of Houston hosts a variety of theatrical performances, concerts, lectures, and events. It has over 400 student organizations and 16 intercollegiate sports teams. Annual UH events and traditions include The Cat's Back, Homecoming, and Frontier?Fiesta. The university's varsity athletic teams, known as the Houston?Cougars, are members of Conference?USA and compete in the NCAA's Division?I in all sports. The football team regularly makes bowl game appearances, and the men's basketball team has made 19 appearances in the NCAA Division?I Tournament—including five Final Four appearances. The men's golf team has won 16 national championships—the second-most of any NCAA golf program.