Contributed by John B. Goodenough, September 30, 2016 (sent for review August 24, 2016; reviewed by Ken Poeppelmeier and Jean-Marie Tarascon) ...

NAS members may contribute up to two research manuscripts annually, which must be within the member’s area of expertise and in which the member had a direct, significant role in the design and ...

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 ...

Edited by Joaquin Rodriquez-Lopez, University of Illinois Urbana-Champaign, Urbana, IL; received November 1, 2025; accepted May 5, 2026 by Editorial Board Member Marcetta Y. Darensbourg ...

The Proceedings of the National Academy of Sciences (PNAS) and its open access sibling journal PNAS Nexus, are both nonprofit mission-driven journals published by the National Academy of Sciences (NAS ...

Ultrathin films of widely different materials exhibit a dramatic enhancement of projectile penetration resistance under high–velocity impact. Despite extensive simulations and experiments, a unifying ...

The Structure of Chlorine Hydrate 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 ...

We have read the structural evidence provided by Schmidt et al. (1), who describe how bacterial biofilms and extracellular DNA (eDNA) are intercalated within calcium-based kidney stones. Using ...

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 ...

First, in today’s multicultural and interconnected societies, it is impossible to avoid cross-group interactions. For example, at the workplace, people often must interact with colleagues from ...

PNAS is among the many journals that have adopted data sharing policies, (1) with the goal of “promoting transparency, reproducibility, and accountability in research.” However, PNAS editors recently ...

The goal of science is the generation of knowledge to advance human understanding of the world and our place in it, while also helping to solve global problems. This ideal transcends nationality, ...