PNAS FAQ

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How can I get PNAS?

PNAS is available by subscription. Learn more about subscribing to PNAS and see our Subscription FAQ page.

When does PNAS publish?

PNAS articles are published daily online in Latest Articles and every Tuesday in an issue. The date a paper appears in Latest Articles is the publication date of record and is posted with the article. See our List of Issues page for our publication schedule.

How can I get email alerts?

Please visit our alerts page for details on free PNAS email alerts.

Is PNAS free to developing countries?

Yes, PNAS is freely and immediately available in 123 developing countries. Please see Developing Countries Initiatives.

How can I obtain a single copy of an article or a single PNAS issue?

Please visit Subscriptions FAQ.

Are back issues of PNAS available online?

Please visit Subscriptions FAQ.

Is the print edition of PNAS still available?

The print edition is not formally offered for subscription by institutions and is no longer available for individual subscribers. However, individual print-on-demand issues are available for purchase. Please visit Subscriptions FAQ.

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For the Press

I read about a PNAS article in the news, but I can’t find the article on the PNAS website. Where is it?

See our Journalists page for more information.

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Submitting a Paper

What opportunities exist for publication in PNAS?

Instructions and tips are available in our For Authors section.

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Author Rights & Permissions

Where can I find more information for PNAS authors and details about author rights and permissions?

Please visit our Authors FAQ for more information.

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