Everyday Chemical Mixtures May Reshape Breast Tissue Development, Study Finds
Researchers at Tufts University and Boston University report that low-dose mixtures of common bisphenols can disrupt normal breast development in ...
Tag: PNAS
Evolution Repeats Itself: Jellyfish Genomes Reveal Identical Genetic Changes Across 600 Million Years
A new PNAS study finds identical genetic changes independently evolved in jellyfish lineages separated by more than 600 million years, ...
AI Learns to Predict the Moment of No Return in Climate and Flight Systems
A Caltech-led team has shown that a recurrent neural operator can forecast irreversible tipping points in climate and aerodynamic models ...
Genomes and Fossils Resolve a Century-Old Mystery of Insect Wing Evolution
A new phylogenomic and fossil-calibrated study confirms that mayflies and dragonflies form the ancient group Palaeoptera and that foldable wings ...
Even in Death, Elephants Leave Nutrient Hotspots That Reshape the Savanna for Years
A long-term study in Kruger National Park shows that elephant carcasses create nutrient hotspots that alter soils, microbes, plants and ...
Honey Bee Stinger Revealed as Tiny Autonomous Double-Piston Venom Pump
High-speed video has revealed that the honey bee's detached stinger functions as a sophisticated autonomous double-piston micropump that keeps injecting ...
Water’s Hidden Shape Reveals the Trigger Point That Spreads Dementia Proteins
Northwestern University researchers have identified a single water-defined hotspot on tau proteins that drives the misfolding cascade behind Alzheimer's and ...
Bullfrog brains found to brew their own backup fuel when glucose runs dry
University of Missouri researchers found that bullfrog brains can produce ketone bodies locally when glucose is scarce, a built-in backup ...
How Colonization, Catastrophe, and Wetlands Shaped Segregation in a Chilean City
A PNAS study of Valdivia, Chile, traces how colonization, the 1960 earthquake, and wetland loss have produced urban segregation and ...
AI Turns Birdwatchers’ Notes Into a Goldmine of Ecological Data
University of Michigan researchers show that large language models like Claude and ChatGPT can mine millions of comments on citizen-science ...
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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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