progscrape: pnas.org

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

37 hours ago pnas.org health

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

23 days 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

16 days ago pnas.org environment

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

19 days ago pnas.org genetics

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

8 days 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…

8 days ago pnas.org environment

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

11 days 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

29 days ago pnas.org environment

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

19 days ago pnas.org biology

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

14 days 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

29 days ago pnas.org biology

Social anxiety disorder-associated gut microbiota increases social fear

17 days 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.

29 days ago pnas.org environment

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

29 days ago pnas.org brain

Neuron–Astrocyte Associative Memory

25 days 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."

30 days ago pnas.org anthropology

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

35 days ago pnas.org health video

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

50 days ago pnas.org neuroscience

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

58 days ago pnas.org neuroscience

After the U.S

49 days 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)

49 days ago pnas.org

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

44 days ago pnas.org

A fast-moving cloud on the outskirts of the Milky Way may harbor a dark galaxy

54 days ago pnas.org astronomy

How nidoviruses evolved the largest known RNA genomes

59 days ago pnas.org biology

A recent study in Cell Systems sheds light on how skin cancer cells develop resistance to vemurafenib, a BRAF inhibitor that targets melanoma

2 months ago pnas.org cancer

New study explains how plants are communicating and how this can be used as programmable interface.

2 months ago pnas.org chemistry

An ancient yeast found clinging to pots at archaeological sites in Patagonia is the same strain used to brew lagers in Bavaria some 400 years later

2 months ago pnas.org anthropology

Scientists engineered bacteria to grow glass coatings, turning them into tiny lenses

2 months ago pnas.org

Recent projections suggest that large geographical areas will soon experience heat and humidity exceeding limits for human thermoregulation - The study found humans struggle to thermoregulate at wet bulb temperatures above 26–31 °C, significantly below the commonly cited 35 °C threshold.

2 months ago pnas.org health

Most Christian American religious leaders silently believe in climate change - Nearly 90% of U.S

3 months ago pnas.org psychology

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