PNAS Nexus (@PNASNexus) / X

PNAS Nexus

1,575 posts

PNAS Nexus

@PNASNexus

PNAS Nexus is the fully open access sibling journal to PNAS (@PNASNews) & official journal of the National Academy of Sciences (@theNASciences).

Joined May 2021

Pinned
PNAS Nexus
@PNASNexus
Apr 9
2025 Issue 3 of PNAS Nexus is now available! Insights on topics such as the art and science behind human linguistic and cognitive evolution, mental health impact of intragroup vs. intergroup wartime violence, and more. Explore now: ow.ly/F3KG50YGEeJ
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PNAS Nexus
@PNASNexus
May 2, 2023
An AI model can roughly translate cuneiform Akkadian into English, a study reports. The program could help with the backlog of hundreds of thousands of untranslated clay tablets from ancient Mesopotamia. In PNAS Nexus: ow.ly/7rxC50Oa9Fv
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PNAS Nexus
@PNASNexus
May 1, 2023
Researchers designed tiny molecular motors that control microtubule-based active fluids, switching between flowing and still states with blue light. Such materials could have applications ranging from microfluidics to soft robotics. In PNAS Nexus: ow.ly/iriT50NUhRM
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PNAS Nexus
@PNASNexus
Jul 26, 2024
A social media model suggests that bad actors can make low-quality content go viral most efficiently by infiltrating a community and gaining followers rather than by just “flooding the zone” with junk. In PNAS Nexus: ow.ly/tY7O50SKgtt
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PNAS Nexus
@PNASNexus
May 3, 2024
A study suggests it isn’t the intensity of religious faith that best predicts whether a person will reject science as a source of truth—it is how intolerant a person is of other religions. Science can be seen as a competing belief system. In PNAS Nexus: ow.ly/iqvm50RvXNl
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PNAS Nexus
@PNASNexus
Apr 3, 2023
Researchers report a framework for counting individual trees from high-resolution aerial images. Based on convolutional neural networks, the model can estimate crown area and height for large or overstory trees inside and outside forests. In PNAS Nexus: ow.ly/kc1M50Nwqcu
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PNAS Nexus
@PNASNexus
Jun 14, 2023
An analysis of every tweet published by presidential candidates during the 2016 and 2020 US primaries found that Democrats tended to emphasize justice, while Republicans often emphasized in-group loyalty and respect for social hierarchies. In PNAS Nexus: ow.ly/8Zwu50OO5QA
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PNAS Nexus
@PNASNexus
Feb 9, 2023
Falsehoods are common on the social media platform #Reddit, but in a study of thousands of Reddit posts with millions of comments, true, fact-checked posts had the most engagement. In PNAS Nexus: ow.ly/6a0p50MN94u
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PNAS Nexus
@PNASNexus
Jul 19, 2023
Residents of NATO countries are much more likely to support defending Bosnia, Finland, Georgia or Sweden militarily from Russian invasion if the targeted country is a member of NATO, according to a survey of 14K voters in 13 NATO countries. In PNAS Nexus: ow.ly/gZjH50Pgbp0
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PNAS Nexus
@PNASNexus
Jun 6, 2024
A method for detecting online echo chambers is tested on data from the Italian Twitter debate on Covid-19 vaccinations in September 2021. While just 0.35% of all users were in true echo chambers, they strongly shaped the common discourse. In PNAS Nexus: ow.ly/ht1G50SaVTq
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PNAS Nexus
@PNASNexus
Nov 22, 2023
A study delves into how offline events affected hostility on Twitter in 2020–2021. Although echo chambers and network dynamics affect the online climate, in the end IRL happenings drove all major shifts in political hostility. In PNAS Nexus: ow.ly/ijrS50Qaa5e
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PNAS Nexus
@PNASNexus
Jul 19, 2024
Using AI in psychology research may be convenient, but there are potential pitfalls. Rather than simulating a large pool of participants, AI models are more like a single WEIRD (Western, Educated, Industrialized, Rich, Democratic) person. In PNAS Nexus: ow.ly/7aof50SFol0
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PNAS Nexus
@PNASNexus
Jun 28, 2023
Americans say economic inequality is too high but rarely elect candidates who champion redistributive policies. If such candidates framed their policies with values such as tradition and patriotism, they may fare better at the polls. In PNAS Nexus: ow.ly/RlrV50OZli9
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PNAS Nexus
@PNASNexus
Jun 2, 2024
A method for detecting online echo chambers is tested on data from the Italian Twitter debate on Covid-19 vaccinations in September 2021. While just 0.35% of all users were in true echo chambers, they strongly shaped the common discourse. In PNAS Nexus: ow.ly/SxvQ50S2ACu
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