PNAS

Microheterogeneous singlet oxygen generation at air–water interfaces

Singlet oxygen (1 O 2) drives key photochemical reactions in the atmosphere and natural waters, yet its spatial distribution in multiphase systems remains unexplored. Here, we reveal strong microscale ...
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

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

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 ...
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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, ...
PNAS

Retraction for Li et al., Primed 3D injectable microniches enabling low-dosage cell therapy for critical limb ischemia

Retraction for “Primed 3D injectable microniches enabling low-dosage cell therapy for critical limb ischemia,” by Yaqian Li, Wei Liu, Fei Liu, Yang Zeng, Simin Zuo, Siyu Feng, Chunxiao Qi, Bingjie ...
PNAS

In This Issue

Foraging honey bees (Apis mellifera) returning to the hive can perform waggle dances to communicate the direction and distance of a food source to nestmates. The waggle dance is considered a one-way ...
PNAS

In This Issue

Aerial view of a lake affected by eutrophication, where phosphorus loss from agricultural and human activities has fueled extensive algal blooms. Anthropogenic phosphorus cycle and sustainability ...
PNAS

Correction for Ranjan et al., The E3 ubiquitin ligase RNF186 and RNF186 risk variants regulate innate receptor-induced outcomes

The authors note that coauthor Matija Hedl passed away prior to submission of the paper and that his contributions to the work warrant full authorship. A footnote has been added to the published paper ...
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 ...