The Web of Science interface provides online access to the following databases:
- Science Citation Index Expanded (SCI-EXPANDED) (1900-present)
- Social Sciences Citation Index (SSCI) (1900-present)
- Arts & Humanities Citation Index (AHCI) (1975-present)
- Book Citation Index (2005-present)
- Conference Proceedings Citation Index (1993-present)
The retrospective files of the Web of Science database are made available through the support of the late Judge Hugh M. Morris, the Judge Hugh M. Morris Family, and the Unidel Foundation.