PNAS in the News

Gender differences in risk aversion

Previous research has suggested that women tend to be more risk-averse than men, but a study suggests that gender differences in risk preferences are shaped by culture and can be influenced by the environment.

Male and female symbols. Image courtesy of Pixabay/Clker-Free-Vector-Images.

New Scientist ●  Newsweek ●  PNAS Article

Solar-driven seawater splitting

Researchers report an electrode for electrolysis of seawater to hydrogen and oxygen that could be used in conjunction with solar cells to convert solar energy into hydrogen and oxygen without the need for desalination.

Sun and ocean. Image courtesy of Pixabay/Pexels.

UPI ●  Xinhua ●  PNAS Article

Ancient trash mounds and Byzantine collapse

A study of ancient urban trash mounds in the Byzantine settlement of Elusa in the Negev Desert of the southern Levant suggests a link between climate change and Late Antique urban collapse.

Finds on the surface of Elusa trash mound. Image courtesy of Guy Bar-Oz.

ABC ● National Geographic ●  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.


May 06, 2019
Canonical URL: Profile of Zhisheng An
Apr 30, 2019
Apr 16, 2019
Mar 26, 2019


A paleontological site preserves the immediate aftermath
of the asteroid impact that may have caused a global mass extinction.