The school science and engineering is still good. Its scientific research level is in the top 20 in the world, and its professional strength is superior in physics, chemistry, biomedicine, geography and environmental science, among which optics, atomic physics and other majors rank first in the United States all the year round; Earth science ranks second in the world, second only to California Institute of Technology. In terms of engineering, the School of Aerospace Engineering and Science enjoys a high reputation in the United States and has trained more than a dozen astronauts. According to statistics, all satellites in active service in the United States have instruments and equipment designed and manufactured by the University of Colorado at Polder. In addition, the school's chemical engineering, civil engineering, mechanical engineering, computer science and other engineering majors are also excellent.