NTRS is a valuable resource for students, educators, researchers, and
the public for access to NASA's current and historical technical
literature since it was first released in 1994. NTRS provides access to
approximately 500K aerospace related citations, 90K full-text online
documents, and 111K images and videos. The type of information found in
NTRS include: conference papers, images, journal articles, photos,
meeting papers, movies, patents, research reports, and technical videos.