PNAS Impact Factor 2025: 9.1 (Includes Quartile, CiteScore & Acceptance Rate)
For over a century, the Proceedings of the National Academy of Sciences of the United States of America (PNAS) has been a top contender. It stands as one of the world’s most-cited and comprehensive multidisciplinary scientific journals with a high impact factor of 9.1 PNAS at a Glance: Key Metrics for 2025 PNAS (Proceedings of…