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Science News Archive August 2025 - Page 5


Page 5 of 45

Sniffing out how neurons are made

A unique toggle switch was identified to assign divergent cell fates and drive assembly into cellular 'neighborhoods' in olfactory stem cells, integrating signaling at multiple scales. This finding reveals how stochastic signaling networks regulate sustained neurogenesis in the intricate organ system of the human nose.

SourceUniversity of Alabama at Birmingham·JournalStem Cell Reports·TypeExperimental study·DateAug 28, 2025

AI-powered materials map speeds up materials discovery

Researchers at Tohoku University have developed an AI-built materials map that combines experimental data with computational predictions to identify promising materials for thermoelectric waste-heat recovery. The map enables faster development timelines and reduces trial-and-error, accelerating innovation in energy-related technologies.

Common metal, unusual power

A novel manganese(I) complex has been developed, combining a record-breaking excited-state lifetime with simple synthesis, offering a powerful and sustainable alternative to noble metal complexes. The complex exhibits strong absorption and overcomes the challenges of tedious synthesis and short lifetimes of excited states.

SourceJohannes Gutenberg Universitaet Mainz·JournalNature Communications·DateAug 27, 2025

Insights into the role of PAD2-mediated histone citrullination in pancreatic cancer progression

A new study finds that PAD2-mediated histone citrullination promotes tumor cell proliferation in pancreatic ductal adenocarcinoma. Knocking down the PAD2 gene reduces cell growth and increases survival rates. The researchers identify PAD inhibitors as potential therapeutic targets for treating PDAC.

SourceInstitute of Science Tokyo·JournalMolecular Cancer Research·TypeExperimental study·DateAug 27, 2025

SEOULTECH researchers develop smarter, more controllable hydrogel pores

Researchers developed a new origami-inspired folding strategy for reversible actuation of hydrogel pores, integrating facet-driven folding into polygonal pores to enable programmable and predictable actuation. This strategy retained 90% of its original shape after repeated swelling-shrinking cycles, demonstrating excellent reliability.

SourceSeoul National University of Science & Technology·JournalMatter·TypeExperimental study·DateAug 27, 2025

Beyond words: the cognitive force of metaphor

Researchers Marie Teich and Wilmer Leal develop a formal framework to analyze metaphors, confirming they are enduring linguistic and cognitive structures. The study reveals two significant metaphorical processes: mappings from concrete to abstract topics and the emergence of new mappings between domains.

SourceMax-Planck-Gesellschaft·JournalPLOS Complex Systems·TypeData/statistical analysis·DateAug 27, 2025

New material design strategy unlocks magnetic tunability in quasicrystal approximants

Researchers develop a method to transform spin-glass-like quasicrystals into ferromagnetic materials with tunable magnetic properties and strong magnetocaloric response. The technique enables expanded electron-to-atom ratios, unlocking new possibilities for designing high-performance magnetic refrigeration materials.

SourceTokyo University of Science·JournalJournal of the American Chemical Society·TypeExperimental study·DateAug 27, 2025

Half of critically injured patients first seen at level III or non-trauma centers are never transferred to necessary higher-level care

A nationwide study analyzed data from over 2019 trauma patients treated at Level III or non-trauma centers and found that older age, public insurance, and lower designations are strong predictors of non-transfer to necessary higher-level care. The study highlights the need for strengthened trauma systems to ensure all patients receive ...

SourceAmerican College of Surgeons·JournalJournal of the American College of Surgeons·DateAug 27, 2025

Rising temperatures intensify "supercell thunderstorms" in Europe

A new study published in Science Advances predicts a significant increase in supercell thunderstorms across Europe, with the Alpine region and northern side of the Alps expected to see up to 50% more storms. The simulations show that temperature increases of 3 degrees Celsius will concentrate these storms in the region.

SourceUniversity of Bern·JournalScience Advances·TypeComputational simulation/modeling·DateAug 27, 2025

Unmasking inflammatory bowel disease in nigeria: a multicenter cross-sectional analysis of clinico-pathological and endoscopic findings

This study identifies ulcerative colitis as the most common subtype of IBD in Nigeria, with rectal bleeding being the predominant clinical feature. The findings highlight significant management challenges due to high medication costs and limited availability, affecting nearly half of patients.

SourceXia & He Publishing Inc.·JournalJournal of Translational Gastroenterology·DateAug 27, 2025

New bacterium discovered in the Amazon is closely related to Andean species that causes human bartonellosis

A new species of bacteria of the genus Bartonella has been found in the Amazon National Park, Brazil. The DNA is similar to that of two other Andean species, B. bacilliformis and B. ancashensis, which cause Carrión's disease. No evidence suggests this new species can cause disease, but further studies are needed.

Revolutionizing biodiesel: how deep learning is transforming sustainable fuel production

Artificial neural networks offer superior predictive accuracy in predicting biodiesel properties and enable rapid assessment of diverse feedstock options. Hybrid models combining generative and discriminative approaches achieve significant yield improvements and optimize biodiesel production from waste cooking oil.

SourceBeijing Institute of Technology Press Co., Ltd·JournalGreen Energy and Intelligent Transportation·TypeExperimental study·DateAug 27, 2025

SEOULTECH researchers develop game-changing wireless technology that could transform mobile communications

ConcreteSC technology achieves significant speed boosts and improved efficiency in next-generation wireless networks. The innovation integrates user tasks into communication processes, reducing computational complexity and increasing semantic meaning.

SourceSeoul National University of Science & Technology·JournalIEEE Wireless Communications Letters·TypeComputational simulation/modeling·DateAug 27, 2025

Transcutaneous vagal nerve stimulation for gastrointestinal disorders

This review synthesizes evidence from clinical trials on the efficacy of transcutaneous vagal nerve stimulation (tVNS) in managing abdominal pain, improving gastrointestinal symptoms, and enhancing motility in disorders such as functional dyspepsia, gastroparesis, irritable bowel syndrome, and inflammatory bowel disease. tVNS demonstra...

SourceXia & He Publishing Inc.·JournalJournal of Translational Gastroenterology·DateAug 27, 2025

Two big steps toward the evolution of bipedality

Researchers identified two major steps in the evolution of human bipedality, involving a shift in the growth plate and changes in bone formation. These genetic shifts, driven by genes such as SOX9 and PTH1R, fundamentally altered the pelvis geometry, enabling humans to walk upright.

SourceHarvard University·JournalNature·TypeObservational study·DateAug 27, 2025

Deforestation could account for over a third of heat deaths in areas of tropical forest loss researchers find

Researchers found that local climate heating caused by tropical deforestation is associated with 28,000 heat-related deaths each year, affecting over 48 million people in Indonesia, DRC, and Brazil. Deforestation eliminates trees that regulate the climate, leading to increased temperatures and greenhouse gas concentrations.

SourceUniversity of Leeds·JournalNature Climate Change·TypeData/statistical analysis·DateAug 27, 2025

Ideas for aerodynamic drag reduction for 400km/h high-speed trains

Researchers achieved a significant reduction in aerodynamic drag by optimizing multiple train components, including nose shape and pantograph design. The study found that simultaneously enhancing these components can deliver notable improvements and even certain bogie fairing configurations might offer advantages over traditional designs.

SourceKeAi Communications Co., Ltd.·JournalAdvances in Wind Engineering·TypeComputational simulation/modeling·DateAug 27, 2025

Masterminds of skin aging and disease unmasked—scientists map key culprits and plot prevention-therapy roadmap

Researchers identify unhealthy lifestyle habits, hormonal imbalances, and chronic inflammation as key contributors to skin aging and disease. Maintaining a balanced diet rich in fiber, phytochemicals, and specific probiotics may promote overall well-being and enhance skin health.

SourceJournal of Dermatologic Science and Cosmetic Technology·JournalJournal of Dermatologic Science and Cosmetic Technology·TypeLiterature review·DateAug 27, 2025

Reinventing fiber-based pressure sensors

Researchers from Shinshu University have developed a unique fiber-based pressure sensor that can detect small changes in pressure, enabling fine-tuned tactile sensing. The fibers exhibit a multi-wall structure that increases resistance when compressed, making them ideal for applications such as soft robotics and wearable devices.

SourceShinshu University·JournalAdvanced Materials·TypeExperimental study·DateAug 27, 2025

Many patients with advanced cancer feel their treatment is not aligned with their personal care goals

A new study led by UCLA researchers found that many patients with advanced cancer feel their treatment does not align with their personal care goals. The study reveals a significant disparity in care preferences between patients with advanced cancer and those with other serious illnesses, suggesting a need for improved communication an...