Is Proceedings of the National Academy of Sciences a reliable source?

Proceedings of the National Academy of Sciences is a legitimate, indexed peer-reviewed academic journal. As with any source, judge the specific article on its merits — but the venue itself is reputable.

Is Proceedings of the National Academy of Sciences a peer-reviewed journal?

Peer-reviewed

Yes — Proceedings of the National Academy of Sciences is a peer-reviewed academic journal.

Published by National Academy of Sciences
171,355 articles indexed in OpenAlex
h-index 1173 (citation impact)
ISSN 0027-8424

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How we know:this is live data from OpenAlex (250M+ works) and DOAJ — a source's type, indexing, open-access status and citation metrics. Corroba reports what a venue is; we never label a journal “predatory.”

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Questions

Is Proceedings of the National Academy of Sciences peer-reviewed?: Yes — Proceedings of the National Academy of Sciences is a peer-reviewed academic journal.
Is Proceedings of the National Academy of Sciences a reliable source?: Proceedings of the National Academy of Sciences is a legitimate, indexed peer-reviewed academic journal. As with any source, judge the specific article on its merits — but the venue itself is reputable.