Proceedings of the
National Academy of Sciences
National Academy of Sciences
Proceedings of the National Academy of Sciences of the United States of America (often abbreviated PNAS or PNAS USA) is a peer-reviewed multidisciplinary scientific journal. It is the official journal of the National Academy of Sciences, published since 1915, and publishes original research, scientific reviews, commentaries, and letters. According to Journal Citation Reports, the journal has a 2017 impact factor of 9.504. PNAS is the second most cited scientific journal, with more than 1.9 million cumulative citations from 2008-2018. In the lay press, PNAS has been described variously as "prestigious", "sedate", "renowned", and "high impact".
Scopus coverage years: from 1945 to 1951, from 1961 to Present
Publisher: National Academy of Sciences (United States)
ISSN: 0027-8424
E-ISSN:1091-6490
Subject area: Multidisciplinary
Source type: Journal
Language: English
Publication history: 1915–present
Frequency: Weekly
Open access
Impact factor (2017): 9.504
Proc. Natl. Acad. Sci. U.S.A.
PNAS is a delayed open access journal, with an embargo period of 6 months that can be bypassed for an author fee (hybrid open access). Since September 2017, open access articles are published under a Creative Commons license. Since January 2019, PNAS is online-only, although print issues are available on-demand.
scopus sourceid 21121
Publication history: 1915–present
Frequency: Weekly
Open access
Impact factor (2017): 9.504
Proc. Natl. Acad. Sci. U.S.A.
PNAS is a delayed open access journal, with an embargo period of 6 months that can be bypassed for an author fee (hybrid open access). Since September 2017, open access articles are published under a Creative Commons license. Since January 2019, PNAS is online-only, although print issues are available on-demand.
scopus sourceid 21121