progscrape: pnas.org

AI-assisted teams outperform AI-led teams but not human-only teams in assessing research reproducibility in quantitative social science

36 hours ago pnas.org

Large language models pass a standard three-party Turing test meaning that participants were no better (and in some cases worse) than chance at selecting between a human and a machine.

5 days ago pnas.org turing

Most Americans, whether on the right or left, claim to support freedom of speech

11 days ago pnas.org

Cousins of early humans may have evolved distinct styles of walking upright

7 days ago pnas.org anthropology

Orch-OR and recent discoveries in quantum biology

3 days ago pnas.org biology neuroscience

Mitochondrial double-stranded RNA fuels pancreatic cancer growth via RIG-I/TLR3 inflammation

11 days ago pnas.org cancer

Simpson's Gender-Equality Paradox

6 days ago pnas.org

In what could be a key step in the rise of multicellular life, cyanobacteria incorporated plasmid DNA into their chromosomal genes, and changed the genes' function

11 days ago pnas.org biology

25-year analysis of 793,199 fashion records finds that while racial and phenotypic diversity in modeling has increased, the median model physique has not changed — body-size "diversity" comes from rare plus-size outliers, and non-White models are 4.5× more likely to be cast as plus-size.

10 days ago pnas.org

Contrary to the rhetoric of anti-wind groups, there is no evidence that proximity to wind turbines leads to adverse health outcomes [Data: longitudinal health surveys of 120,000+ households and consumer spending records of people living near wind turbines].

14 days ago pnas.org health

There has been a crossover from lower fertility among women to lower fertility among men

39 days ago pnas.org health

Evolvable AI (eAI) systems could soon undergo Darwinian evolution, creating unique risks of "selfish" behavior and misalignment

34 days ago pnas.org ai

In the early days of the internet, some scholars thought the web's free flow of ideas would bring societies together around accurate beliefs

43 days ago pnas.org web

US Faces $7.8 Billion Measles Risk as Shots Decline, Study Finds. Health Secretary Robert F. Kennedy Jr

48 days ago pnas.org health

Forest degradation now causes carbon emissions comparable to deforestation, yet is overlooked by current Amazon protection policies

36 days ago pnas.org amazon environment

In China’s Yellow River Basin, mercury in human bones spiked during the period from 200 BCE to about 900 CE, dating from the Han dynasty to the Sui–Tang dynasties

49 days ago pnas.org anthropology china

Municipal water fluoridation, adolescent IQ and cognition across the life course

49 days ago pnas.org

New study confirms 'private solution trap' in addressing climate change

2 months ago pnas.org environment

Inspired by cancer immunotherapy, Alzheimer's researchers have engineered mouse astrocyte brain cells to recognize amyloid-β and clear cellular debris

2 months ago pnas.org brain cancer medicine

Scientists discover "overflow valve" in cells linked to Parkinson's Disease.Researchers have uncovered how a mysterious ion channel helps cells break down waste, opening new possibilities for treating Parkinson's disease.

2 months ago pnas.org disease neuroscience

Short strands of RNA nearly self-replicate, recreating a possible step in the dawn of life

2 months ago pnas.org genetics

Americans born after 1970 show worsening mortality at younger ages across major causes of death, suggesting the US life expectancy stall may be generational as well as period-driven.

2 months ago pnas.org health

Methylation-associated mutagenesis is the main driver of variation in mutation spectra across eukaryotes

2 months ago pnas.org genetics

The Biden administration enacted over $198 billion in clean energy projects, the largest investment of its kind

3 months ago pnas.org biden environment

Grasslands and wetlands are vanishing nearly 4 times faster than forests, a 15-year global study reveals

3 months ago pnas.org environment

High income improves evaluation of life but not emotional well-being

2 months ago pnas.org

Analysis of individual-level ad tracking and verified voting records from the 2016 US Election indicates that exposure to targeted digital voter suppression campaigns, particularly those aimed at racial minorities in swing states, is linked to a measurable decline in voter turnout.

3 months ago pnas.org

Humans 40k yrs ago developed a system of conventional signs