Index of articles from scientific and technical journals, conference proceedings, books, reports, and dissertations covering physics, electronics, electrical engineering, computers and control, and information technology. Coverage: 1969-present.
Index of articles from over 10,000 journals in the sciences, social sciences, arts, and humanities. In addition to multidisciplinary searches, Web of Science provides tools to track citations to individual articles from their date of publication to the present. Now includes Book Citation Index and Conference Proceedings Citation Index. Coverage: 1984-present.
The complete archive of National Geographic magazine — every page of every issue — along with a cross-searchable collection of National Geographic books, maps, images and videos. Coverage: 1888 to present.