National Science Digital Library

The National Science Digital Library (NSDL) was created in 2000 by the US National Science Foundation as a freely available online library of links to science, technology, engineering and mathematics (STEM) information resources. NSDL strives to provide a centralized point of access to quality resources aggregated from a variety of other digital libraries, projects funded by the National Science Foundation, and NSDL reviewed web sites. The NSDL community comprises a broad spectrum of contributors including museums, federal agencies, research laboratories, libraries, professional societies and commercial content providers. The daily management of the site is maintained through the collaborative efforts of...