The National Science Foundation (NSF) is a United States government agency that supports fundamental research and education in all the non-medical fields of science and engineering. Established by the National Science Foundation Act in 1950, the NSF's mission statement is "to promote the progress of science; to advance the national health, prosperity, and welfare; and to secure the national defense." The National Science Foundation publication collection include documents detailing the organization's official projects, reports displaying scientific findings, and official board reviews on past, present, and future projects, employees, and findings. Titles in the National Science Foundation publications collection include: U.S. Antarctic Program: 1999-2000, Moving Forward to Improve Engineering Education, and Long-Lived Digital Data Collections Enabling Research and Education in the 21st Century.