The Grand Ducal Institute, the central learned society, includes medical and scientific sections. The Society of Luxembourg Naturalists, founded in 1890, had 575 members in 1996. Two public research centers conduct research on health and applied science. The University Center of Luxembourg, founded in 1969, has a sciences department. The Higher Institute of Technology, founded in 1979, offers courses in engineering and computing. Sociéte Européenne des Satellites at Betzdorf is the control center for a group of satellites important to Europe's broadcasting industry.