Molecular oxidation in response to reactive oxygen species (ROS) occurs both spontaneously in cellular systems and as a consequence of environmental exposures to various toxins. Given that RNAs are ...

Research in rhesus macaques suggests a neural correlate for choking under pressure. Image credit: Shutterstock/MusicSounds From the French golfer Jean van de Velde ...

When Carl Linnaeus invented binomial nomenclature in the 18th century, it provided a universal language for scientists. Giving each species a unique name is essential for effective communication, ...

Killingsworth, Kahneman, and Mellers’ [KKM, (1)] attempt to resolve their dispute about whether money can buy happiness is laudable. Their contribution shifts the focus from averages to other ...

The world is in a battle for truth. A cadre of researchers is eagerly seeking ways to stymie the spread of mis- and disinformation. The stakes are high. Social media have become an accelerant for the ...

Third, Majer et al. point to current insights that can be applied to high conflict settings (1). We agree that such insights should be leveraged for sustainability transformations. However, we caution ...

Edited by Mark Thiemens, University of California San Diego, La Jolla, CA; received June 19, 2024; accepted September 5, 2024 ...

In research using laptop screens, cats quickly learned to associate sounds and animations. Image credit: Sheila Fitzgerald/Shutterstock. In the age-old debate of cats versus dogs, cats just scored a ...

This new narrative is conciliatory, but only thinly linked to the presented statistical evidence. The existence and location ($100,000) of a threshold was not estimated in Killingsworth’s data but was ...

Illustrated reconstruction of Dromaeosauriformipes rarus running along the muddy shore of an ancient lake. Image credit: PNAS/Alex Boersma (artist). Illustration of ciliates grazing on ...

We thank the reader for their provocative response to our work (1, 2). However, the core premise that our findings are “in conflict with some compelling historical evidence” misinterprets our results ...

PNAS is migrating to a new web hosting platform in early 2022. The migration corresponds with a visual refresh and the new website is being designed to offer a best-in-class experience for PNAS ...