Long Island Science Center | 68 followers on LinkedIn. Bringing STEAM to Life! | Long Island Science Center is a nonprofit STEAM Learning museum and education provider company based in of Riverhead, New York, United States. The Science Center provides bilingual educational experiences and content locally, regionaly, nationally and internationally. Mission Statement: The Long Island Science Center is a place where children and adults of all ages will experience the wonder and joy of discovery through interactive exhibits based upon fundamental principles of Science, Technology, Engineering, the Arts, and Mathematics.