PNAS in the News

Putative signature of monogamy

A study suggests a putative gene-expression hallmark common to monogamous male vertebrates of some species, namely cichlid fishes, dendrobatid frogs, passeroid songbirds, common voles, and deer mice, and identifies 24 candidate genes potentially associated with monogamy.

Image courtesy of Yusan Yang (University of Pittsburgh, Pittsburgh).

Guardian  ●  Science ●  PNAS Article

Meaningful life tied to healthy aging

Physical and social well-being in old age are linked to self-assessments of life worth, and a spectrum of behavioral, economic, health, and social variables may influence whether aging individuals believe they are leading meaningful lives.

Image courtesy of Pixabay/MabelAmber.

US News ●  Forbes ●  PNAS Article

Reconstructing ocean warming history

A reconstruction of ocean heat storage since 1871 finds that oceans gained heat during the years 1921-1946 at the same rate as since 1990, and the findings on ocean circulation changes can help predict future patterns of warming and sea level rise.

Image courtesy of Laure Zanna.

Scientific American ● Physics Today ●  PNAS Article


Teaching Resources in PNAS

As a world-class multidisciplinary research journal, PNAS offers a wealth of content—from Core Concepts articles that explain a trending topic in a given field, to the ability to quickly download figures and tables for PowerPoint slides—that will enhance course curricula and encourage classroom discussion. These informative resources are collected here in the PNAS Teaching Resources Portal.


Canonical URL: Profile of Eric Rignot
Feb 11, 2019
Canonical URL: Profile of Hao Wu
Jan 22, 2019
Canonical URL: Profile of Susan Brantley
Dec 18, 2018
Canonical URL: Profile of Akiko Iwasaki
Dec 11, 2018
Oct 30, 2018


Network theory and climate change
Jingfang Fan explains what network theory can reveal about climate systems.