Every year, US dairy producers churn out billions of pounds of cheese—over 14 billion in 2023 alone. As that cheese heads to market, producers must contend with what’s left behind: roughly 6 billion ...

Every year, PNAS highlights articles that have made a large impact on public understanding of science and scientific inquiry. Read the 12 selected articles from 2024. PNAS research receives mentions ...

Edited by Anthony Leggett, University of Illinois at Urbana-Champaign, Urbana, IL; received October 25, 2024; accepted December 4, 2024 ...

This is an addendum toComplex viscosity of helical and doubly helical polymeric liquids from general rigid bead-rod theory ...

Transparency of funding is necessary to achieve trust, but insufficient on its own. It must be accompanied by a transparent reporting of the organization’s activities to understand what it’s doing and ...

Giraffes congregate at the Copenhagen Zoo. The culling of a giraffe named Marius at this zoo in 2014 sparked a debate about the practice of euthanizing surplus animals at zoos. We argue that such ...

The inclination to explore across vast expanses has been a continual part of human history. In voyages across the Atlantic, or North America, one of the greatest obstacles was the availability of ...

Lithium-ion batteries are a remarkable technological success story. With improving performance and plunging costs over the last decade, they have helped to transform modern life, powering cell phones, ...

The authors note that the affiliation for Andréa G. Grottoli should instead appear as School of Earth Sciences, College of Arts and Sciences, The Ohio State University, Columbus, OH 43210. The ...

In the article “Neuronal innervation regulates the secretion of neurotrophic myokines and exosomes from skeletal muscle,” Huang et al. demonstrate that innervated skeletal muscle produces neurotrophic ...

Warm-blooded animals can raise their core body temperature in response to infection, but cold-blooded animals must behaviorally induce a fever by seeking external warmth to raise body temperature.

The authors note that one grant number (2021R1A2C3003518) was omitted. The affected sentence of the Acknowledgments should read: “This study was supported by grants from the National Research ...