The Academy of Sciences, in Ulaanbaatar, was founded in 1921 and reorganized in 1961. It includes departments of agriculture, chemistry and biology, geography and geology, medicine, and technology; and numerous research institutes concerning agriculture, fisheries and veterinary science, medicine, natural sciences, and technology. The Natural History Museum in Ulaanbaatar features Gobi Desert dinosaur eggs and skeletons. The National University of Mongolia, founded in 1942 at Ulaanbaatar, has faculties of mathematics, natural sciences, physics, and biology, and undertakes research with the State Construction Research Institute in pursuit of knowledge related to nuclear physics, biophysics, mineral resources, energy, and communications. The Mongolian Technical University, founded in 1969 at Ulaanbaatar, has schools of power engineering, mechanical engineering, civil engineering, and geology and mining engineering. In 1987–97, science and engineering students accounted for 24% of college and university enrollments.