progscrape: pnas.org

When resources are low, animals often sacrifice reproduction

3 days ago pnas.org biology

Late adolescents entering college intending a career as police officers hold more right-leaning views than their peers

17 days ago pnas.org

Entities enabling scientific fraud at scale are large, and growing rapidly

18 days ago pnas.org

Evolutionarily divergent nidovirus with an exceptionally large genome identified in Pacific oysters undergoing mass mortality

19 days ago pnas.org biology

Forests with thriving animal life store up to four times more carbon

24 days ago pnas.org environment

Human ancestors may not be responsible for Oldowan stone tools

51 days ago pnas.org anthropology

Early evidence of avocado domestication from El Gigante Rockshelter, Honduras

48 days ago pnas.org biology

A new study suggests that the global rise in obesity is primarily due to increased calorie consumption rather than reduced physical activity, as differences in energy expenditure between populations are too small to account for the dramatic weight gain observed worldwide.

37 days ago pnas.org health

Sleep duration and timing are associated with next-day physical activity: Insights from two large-scale wearable sensor studies | PNAS

53 days ago pnas.org health

Microplastics from food packaging, tableware could pose threat to gut, trigger diabetes

2 months ago pnas.org diabetes health

Stalled planetary waves tied to extreme summer weather—like floods and heatwaves—have tripled since 1950, a new study finds

2 months ago pnas.org environment

CRISPR experiments suggest female fruit flies are more resilient to disturbances of their circadian system than males

2 months ago pnas.org genetics

Archaeological evidence shows widespread habitual fire use by humans began around 50,000 years ago, reshaping cultural and environmental behaviors

2 months ago pnas.org anthropology

Nearly half of tree-covered land faces major climate shifts even under modest warming, threatening most tree species as many lose suitable conditions and some face novel climates across significant portions of their remaining range…

2 months ago pnas.org environment

Researchers using the same data and hypothesis arrive at different conclusions (2022)

2 months ago pnas.org

Global yields of wheat are around 10% lower now than they would have been without the influence of climate change, according to a new study

2 months ago pnas.org environment

Assembly of a functional neuronal circuit in embryos of an ancestral metazoan is influenced by temperature and the microbiome | PNAS

2 months ago pnas.org biology

GPT-4o shows humanlike patterns of cognitive dissonance moderated by free choice

2 months ago pnas.org

Researchers have long puzzled over exactly how DNA is spooled within nucleosomes and arranged inside the nucleus so that some genes are more easily activated

2 months ago pnas.org biology

Social anxiety disorder-associated gut microbiota increases social fear

2 months ago pnas.org

Industrial iron pollution is boosting spring phytoplankton blooms in the North Pacific but also speeding up nutrient loss – driving earlier nitrogen limitation and expanding low-productivity waters.

2 months ago pnas.org environment

Brain aging shows nonlinear transitions, suggesting a midlife "critical window"

2 months ago pnas.org brain

Neuron–Astrocyte Associative Memory

2 months ago pnas.org

A study identified evidence of "use of psychoactive plants in institutionalized ritual in the first millennium BCE, demonstrating that even in their early stages, sociopolitically complex societies incorporated psychoactive plants into ritual activity."

2 months ago pnas.org anthropology

Improving baby health in developing countries could start with videos on a smart phone

2 months ago pnas.org health video

For decades, scientists searching for the root cause of depression have mostly focused on neurons and their chemical signals

3 months ago pnas.org neuroscience

The SIK3-N783Y mutation is associated with the human natural short sleep trait

3 months ago pnas.org neuroscience

After the U.S

3 months ago pnas.org

Audits of the 2020 American election show an accurate vote count – Scholars have compiled every available audit of votes cast in the 2020 elections, finding an inconsequential net error rate (an error rate on the order of thousandths of a percent)

3 months ago pnas.org

Some fish have the remarkable ability to navigate and locate prey in total darkness using nothing but electrical fields

3 months ago pnas.org

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When resources are low, animals often sacrifice reproduction

Late adolescents entering college intending a career as police officers hold more right-leaning views than their peers

Entities enabling scientific fraud at scale are large, and growing rapidly

Evolutionarily divergent nidovirus with an exceptionally large genome identified in Pacific oysters undergoing mass mortality

Forests with thriving animal life store up to four times more carbon

Human ancestors may not be responsible for Oldowan stone tools

Early evidence of avocado domestication from El Gigante Rockshelter, Honduras

A new study suggests that the global rise in obesity is primarily due to increased calorie consumption rather than reduced physical activity, as differences in energy expenditure between populations are too small to account for the dramatic weight gain observed worldwide.

Sleep duration and timing are associated with next-day physical activity: Insights from two large-scale wearable sensor studies | PNAS

Microplastics from food packaging, tableware could pose threat to gut, trigger diabetes

Stalled planetary waves tied to extreme summer weather—like floods and heatwaves—have tripled since 1950, a new study finds

CRISPR experiments suggest female fruit flies are more resilient to disturbances of their circadian system than males

Archaeological evidence shows widespread habitual fire use by humans began around 50,000 years ago, reshaping cultural and environmental behaviors

Nearly half of tree-covered land faces major climate shifts even under modest warming, threatening most tree species as many lose suitable conditions and some face novel climates across significant portions of their remaining range…

Researchers using the same data and hypothesis arrive at different conclusions (2022)

Global yields of wheat are around 10% lower now than they would have been without the influence of climate change, according to a new study

Assembly of a functional neuronal circuit in embryos of an ancestral metazoan is influenced by temperature and the microbiome | PNAS

GPT-4o shows humanlike patterns of cognitive dissonance moderated by free choice

Researchers have long puzzled over exactly how DNA is spooled within nucleosomes and arranged inside the nucleus so that some genes are more easily activated

Social anxiety disorder-associated gut microbiota increases social fear

Industrial iron pollution is boosting spring phytoplankton blooms in the North Pacific but also speeding up nutrient loss – driving earlier nitrogen limitation and expanding low-productivity waters.

Brain aging shows nonlinear transitions, suggesting a midlife "critical window"

Neuron–Astrocyte Associative Memory

A study identified evidence of "use of psychoactive plants in institutionalized ritual in the first millennium BCE, demonstrating that even in their early stages, sociopolitically complex societies incorporated psychoactive plants into ritual activity."

Improving baby health in developing countries could start with videos on a smart phone

For decades, scientists searching for the root cause of depression have mostly focused on neurons and their chemical signals

The SIK3-N783Y mutation is associated with the human natural short sleep trait

After the U.S

Audits of the 2020 American election show an accurate vote count – Scholars have compiled every available audit of votes cast in the 2020 elections, finding an inconsequential net error rate (an error rate on the order of thousandths of a percent)

Some fish have the remarkable ability to navigate and locate prey in total darkness using nothing but electrical fields