Reviews of articles, books and other published material that contain new contributions to mathematical research. Also includes data on advanced-level textbooks and expository papers that may not contain new research, but that appear to be of interest to scholars and research mathematicians. Coverage: 1940-present. Also available on the AMS platform.
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.
Over 600 images can be downloaded for educational use.