Founded in 1824, Rensselaer Polytechnic Institute in Troy has the longest history of building up qualified workers in high-tech fields in New York. Numerous colleges or departments of applied sciences were modeled after Rensselaer. The university is one among a small group of polytechnic universities in the United States which tend to be primarily devoted to the instruction of technical arts and applied sciences. Four of the graduate engineering programs have been ranked in the top 20 (electrical engineering, materials science and engineering, industrial engineering and mechanical engineering), seven of 11 are ranked in the top 25, and all are ranked in the top 40 in the nation. Its STEM-related programs include: information technology, applied mathematics, applied physics, engineering physics, chemical engineering, computer and systems engineering, electrical engineering, materials engineering, mechanical engineering, nuclear engineering, and industrial engineering.