Oklahoma State University, a public institution, was founded in 1890. The main campus is at Stillwater, with additional campuses at Tulsa, Oklahoma City and Okmulgee. Approximately 26,000 students are currently enrolled at the university. It offers bachelors, masters and doctors degrees, as well as the professional Doctor of Osteopathic Medicine and Doctor of Veterinary Medicine degrees. The colleges at the university are: Agricultural Sciences and Natural Resources; Arts & Sciences; Center for Health Sciences; Center for Veterinary Health Sciences; Education; Engineering, Architecture and Technology; Graduate College; Honors College; Human Environmental Sciences and School of Business.