PNAS

The dominant sink of oceanic calcium carbonate occurs in undersaturated seawater

The production, dissolution, and burial of calcium carbonate (CaCO 3) are key components of the oceanic carbon cycle, as the carbonate ion concentration of seawater controls its buffering capacity to ...
PNAS

Journal Club

Journal Club posts are short news stories featuring a recent important, timely journal article selected by one of our Journal Club panelists, who are post-doctoral associates and graduate students in ...
PNAS

Psychological and Cognitive Sciences Research in PNAS

PNAS publishes peer-reviewed research in psychological and cognitive sciences, including studies on decision-making, language processing, emotional regulation, cognitive development, and more. These ...
PNAS

Proof of the Ergodic Theorem

Proof of the Ergodic Theorem Two such sets S λ * belonging to different λ ’s are evidently distinct except for a set of measure 0. Hence there can exist only a numerable set S λ i * (i = 1, 2,) of ...
PNAS

Note on a Method of Determining the Distribution of Pore Sizes in a Porous Material

Note: The article usage is presented with a three- to four-day delay and will update daily once available. Due to ths delay, usage data will not appear immediately following publication. Citation ...
PNAS

Editorial and Journal Policies

The PNAS Editorial Board is made up of NAS members who are active scientists and experts in their fields. On submission, your paper is assigned to an Editorial Board member in one of the 31 NAS ...
PNAS

A Biometric Study of Human Basal Metabolism

A Biometric Study of Human Basal Metabolism Note: The article usage is presented with a three- to four-day delay and will update daily once available. Due to ths delay, usage data will not appear ...
PNAS

STABLE BUNDLES AND UNITARY BUNDLES ON A COMPACT RIEMANN SURFACE

STABLE BUNDLES AND UNITARY BUNDLES ON A COMPACT RIEMANN SURFACE ...
PNAS

Inbreeding and Homozygosis

Note: The article usage is presented with a three- to four-day delay and will update daily once available. Due to ths delay, usage data will not appear immediately following publication. Citation ...
PNAS

Mechanism of DNA chain growth. I. Possible discontinuity and unusual secondary structure of newly synthesized chains.

Note: The article usage is presented with a three- to four-day delay and will update daily once available. Due to ths delay, usage data will not appear immediately following publication. Citation ...
PNAS

Publication Charges

PNAS depends, in part, on the payment of article processing charges (APCs) to finance its operations. Papers are accepted or rejected for publication and published solely on the basis of merit. For ...
Proceedings of the National Academy of Sciences (PNAS)

How to destroy “forever chemicals” for good

As these chemicals swirl down drains, or leach out of trash at the dump, they contaminate soil, groundwater, and, ultimately, ...