In research using laptop screens, cats quickly learned to associate sounds and animations. Image credit: Sheila Fitzgerald/Shutterstock.

Recent studies in mice suggest that how the egg cells hold onto and get rid of their proteins may be key to this survival. Although most proteins are renewed every few days, two studies show that some ...

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 ...

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 ...

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 ...

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

Invasive plants can have strong, cascading effects on recipient ecosystems. Using a functional trait framework has been useful in understanding the mechanisms underlying these invasion impacts.

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 ...

Edited by Eva Andrei, Rutgers The State University of New Jersey, Piscataway, NJ; received March 14, 2024; accepted August 13, 2024 Part of the challenge in pinpointing the dominant origin of RTN is ...

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 ...

KKM assumed that both studies were valid, but recognized that happiness was measured differently. Our critical insight was that Kahneman and Deaton’s measure of happiness was only sensitive to ...