SCIE Journal Impact Factor (2025 Update)
The Science Citation Index Expanded (SCIE) is Clarivate’s flagship index inside the Web of Science core collection. Inclusion signals: Because SCIE journals receive Journal Impact Factors (JIFs), they are often required for tenure, grant reviews, and university rankings. The SCI-Expanded covers over 8,500 journals in the sciences and is considered one of the most comprehensive…