About NASA Technical Reports Server (NTRS)
Description: A unified search interface to the many different abstract and technical report servers maintained by various NASA centers and programs. NTRS searches three major STI collections: NACA (1915-1958), NASA (1958-present), and NASA Image eXchange (NIX) (1900-present). NTRS provides access to citations (i.e., references) and online documents and imagery for the following kinds of information: conference papers, images, journal articles, photos, meeting papers, movies, patents, research reports, and technical videos. See also Scientific and Technical Aerospace Reports (STAR), below.