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 ...
Edited by Paul Falkowski, Rutgers The State University of New Jersey, New Brunswick, NJ; received October 29, 2025; accepted January 31, 2026 ...
ON THE STABILITY OF STOCHASTIC DYNAMICAL SYSTEMS* This research was supported in part by the U.S. Air Force through the Air Force Office Office of Scientific Research under contract AF-AFOSR-693-64.
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 ...
Edited by Ashley Steed, Washington University in St. Louis School of Medicine, St. Louis, MO; received July 20, 2025; accepted January 28, 2026 by Editorial Board Member Michael S. Diamond ...
The miniaturization of electronics has enabled the development of two-dimensional (2D) van der Waals heterostructures as fundamental components for post-Moore nanoelectronics. However, their practical ...
Weeds pose a major threat to rice yield losses, driving the urgent need for judicious glyphosate application and glyphosate-tolerant rice varieties in modern agriculture. Transgenic lines with ...
Contributed by M. Brian Maple, July 3, 2018 (sent for review April 23, 2018; reviewed by Filip Ronning and Brian C. Sales) ...
Antibiotic Activity of Lichens* 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 ...
Stereo-specific C14β-hydroxylation represents a major bottleneck in the chemical synthesis of cardenolides—compounds that are both structurally and pharmacologically significant in plant defense and ...
The complexity and immunosuppressive nature of tumor microenvironment (TME) significantly hindered the efficacy of current immunotherapies, emphasizing the need for therapeutic strategies with ...
We thank Oren Raz for fruitful discussions and Olivier Dauchot for helpful comments. This work was supported by the Israel Science Foundation grant 2117/22. P.B. and M.v.H. acknowledge funding from ...
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