Mathematical model explains cell attraction on soft surfaces
A mathematical study suggests that mutual adjustments in pulling forces between cells create an attraction that explains why cells gather ...
Tag: PNAS
Tree Planting Can Raise Wildfire Risk in Temperate Regions, Satellite Study Finds
A satellite analysis of 67,248 afforested patches shows tree planting increased fire occurrence by 26 percent on average across temperate ...
Plants Fall for Optical Illusions as Distributed Light Sensing Steers Growth
Tel Aviv University researchers show that sunflower seedlings integrate light from multiple directions through local, nonlinear sensing along the stem, ...
Scientists can predict low birthweights in West Africa up to a year ahead using climate data
UC Santa Barbara researchers built a model that predicts low birthweights in West Africa using climate and socioeconomic data, potentially ...
Placental ageing may drive pre-eclampsia, study finds
Placentas affected by late-onset pre-eclampsia show hallmarks of accelerated ageing, with oxidative stress and reduced TERRA molecules identified as contributing ...
Three Simple Rules Explain How Mollusks Grow Nearly Every Shell Shape
Caltech researchers have derived a three-element mathematical growth law, based on Lie groups, that reproduces the characteristic shell shapes of ...
Rare gene variants linked to missing, extra and baby teeth, and to how birds lost theirs
Rare variants in the C2CD3 gene, which helps build primary cilia, have been linked to missing, extra and unusually shaped ...
Fabricated References Spread Beyond Medicine, Audit of 500,000 Papers Finds
A PNAS audit of 500,000 science, engineering, and computing papers finds fabricated references in every field examined, with the affected ...
Humid Heat Reshapes Pregnancy Timing and Raises Termination Risk in Nigeria
A University of Michigan-led study combining satellite heat data with Nigerian health surveys finds that intensifying humid heat is associated ...
Explainable AI learns to spot the hidden patterns of a Rembrandt
Carnegie Mellon researchers developed an explainable AI framework, published in PNAS, that scores paintings for statistical patterns associated with Rembrandt, ...
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Mothers who receive childcare support from maternal grandparents show more parental warmth, finds NTU Singapore study
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University of Seville Breaks 120-Year-Old Mystery, Revises a Key Einstein Concept
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Bee body mass, pathogens and local climate influence heat tolerance
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Researchers record first-ever images and data of a shark experiencing a boat strike
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Groundbreaking Clinical Trial Reveals Lubiprostone Enhances Kidney Function
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