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Science News Archive May 2025 - Page 9


Page 9 of 50

Sleep aid blocks neurodegeneration in mice

Researchers found that lemborexant improves sleep patterns and reduces abnormal tau protein buildup, which causes inflammation and brain cell death. The study suggests lemborexant could help treat or prevent neurodegenerative diseases like Alzheimer's, progressive supranuclear palsy, and corticobasal syndrome.

SourceWashU Medicine·JournalNature Neuroscience·DateMay 27, 2025

New tech detects dehydration by touching a screen

Researchers at KAUST have developed a simple method to track body water levels during fasting and intense physical activity using capacitive sensors found in smartphone screens. The system achieved impressive accuracy rates of up to 92% in detecting dehydration among athletes and 87% among fasting individuals.

SourceKing Abdullah University of Science & Technology (KAUST)·JournalIEEE Sensors Journal·DateMay 27, 2025
Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

The silent force behind online echo chambers? Your Google search

Researchers at Tulane University discovered that search engines can lead users into digital echo chambers because of how they phrase their search queries. This phenomenon, known as the 'narrow search effect,' makes it harder for people to discover broader perspectives.

SourceTulane University·JournalProceedings of the National Academy of Sciences·DateMay 27, 2025

Little free library use may improve rural mental health access

A little free library was placed near a rural primary care clinic to increase access to anxiety, depression and PTSD resources. Patients who take books complete a survey to assess resource usefulness, allowing for future evaluation of the intervention's impact.

SourceAmerican Academy of Family Physicians·JournalThe Annals of Family Medicine·DateMay 27, 2025

Chronic renal failure: Discovery of a crucial biomarker

Researchers at CRCHUM have discovered a crucial biomarker, miR-423-5p microRNA, to predict kidney function and diagnose chronic renal failure. The breakthrough could lead to early diagnosis, targeted approaches, and improved treatment options for millions of patients worldwide.

SourceUniversity of Montreal Hospital Research Centre (CRCHUM)·JournalJCI Insight·TypeExperimental study·DateMay 27, 2025

Few diffusers and many bottlenecks: the French labor market according to statistical physics

A new study applies network analysis to large-scale data from the French labor market, identifying four main clusters: diffusers, channels, hubs, and condensers. Diffuser occupations offer wide exit opportunities but are hard to enter, while channels and hubs face accessibility issues.

SourceSissa Medialab·JournalJournal of Statistical Mechanics Theory and Experiment·TypeData/statistical analysis·DateMay 27, 2025
CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

Two decades of progress in heart failure care

Hospitalized heart failure patients in the US are living longer and receiving more optimized evidence-based care. The American Heart Association's Get With The Guidelines - Heart Failure registry reveals lasting benefits for patients and hospitals, with lower 30-day mortality rates correlating to better long-term survival.

SourceAmerican Heart Association·DateMay 27, 2025

The ISSCR launches consortium to support adoption of stem cell-derived disease models for drug discovery and development

The ISSCR has assembled an international consortium to support the adoption of human stem cell-derived disease models for drug discovery and development. This initiative aims to reduce R&D costs and accelerate therapy development, aligning with efforts by regulatory bodies such as the FDA, NIH, and European Commission.

SourceInternational Society for Stem Cell Research·DateMay 27, 2025

Joining the dots for better health surveillance

A team of researchers at KAUST has developed a powerful modeling approach to integrate spatially misaligned datasets, including air pollution prediction and disease mapping. The new model uses the Integrated Nested Laplace Approximation (INLA) framework to merge geographically inconsistent datasets, providing faster and more accurate p...

SourceKing Abdullah University of Science & Technology (KAUST)·JournalStochastic Environmental Research and Risk Assessment·DateMay 27, 2025
Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

Boys who are overweight in their early teens risk passing on harmful epigenetic traits to future children

A new study reveals that boys who are overweight in their early teens risk damaging the genes of their future children, increasing the chances of developing asthma, obesity, and low lung function. The researchers identified epigenetic changes in over 2,000 sites in 1,962 genes linked to fat cell formation and lipid metabolism.

SourceThe University of Bergen·JournalCommunications Biology·DateMay 27, 2025

New study analyzes air quality impacts of wildfire smoke

Researchers measured air quality over 19 months to capture both smoky and clear days, finding increases in fine aerosols and carbon monoxide during wildfires. The study has implications for weather, cloud formation, and public health.

SourceDesert Research Institute·JournalEnvironmental Science Atmospheres·DateMay 27, 2025

New method of measuring gravity with 3D velocities of wide binary stars is developed and confirms modified gravity at low acceleration

Astrophysicist Kyu-Hyun Chae develops a new method to measure gravity with 3D velocities of wide binary stars, confirming modified gravity at low acceleration. The results show that standard gravity is outside the 99.997% probability range for internal accelerations below 1 nm/s^2.

SourceSejong University·JournalThe Astrophysical Journal·TypeComputational simulation/modeling·DateMay 27, 2025

The magic of light: Dozens of images hidden in a single screen

A research team at POSTECH developed a metasurface technology that can display multiple high-resolution images on a single screen, overcoming conventional holographic limitations. The innovation uses nanostructure pillars to precisely manipulate light, allowing for different images based on wavelength and polarization direction.

SourcePohang University of Science & Technology (POSTECH)·JournalAdvanced Science·DateMay 27, 2025

Without public trust, effective climate policy is impossible

Experts from Radboud University argue that climate policy's success depends on building public trust. Without it, technological breakthroughs like carbon capture and storage are hindered by lack of support from society. Citizens' councils can help bridge the gap by allowing informed opinion formation and nuance, according to research

SourceRadboud University Nijmegen·JournalEarth System Governance·DateMay 27, 2025
SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

AI aversion in social interactions

An experimental study found that humans are less likely to exhibit fairness, trust, and cooperation when interacting with a large language model (LLM) compared to another human. Participants in online games played with either a human or an LLM acting on behalf of another person showed reduced social behavior.

SourcePNAS Nexus·JournalPNAS Nexus·DateMay 27, 2025

Tip Sheet Summaries May/June 2025

A study of Ontario family physicians found that 19.2% worked in focused roles, with emergency medicine accounting for 37%, while comprehensive care declined despite a growing workforce. A second study identified opportunities for AI to improve primary care eVisits, highlighting staff and patient concerns and potential uses of AI.

SourceAmerican Academy of Family Physicians·JournalThe Annals of Family Medicine·DateMay 27, 2025
Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

Delivering a one-two punch to superbugs to fight infections

Researchers at the University of Pennsylvania have created mirror-image molecules that both directly attack bacterial membranes and stimulate the immune system. The dual-action peptides have shown promise in treating infections by reducing bacterial counts and speeding healing, while also promoting sustained immune response.

SourceUniversity of Pennsylvania·JournalCell Biomaterials·TypeExperimental study·DateMay 27, 2025

Sanitary towels morph into test strips

MenstruAI analyzes menstrual blood to detect disease biomarkers, offering an early warning system for women's health. The technology uses a paper-based test strip and smartphone app to analyze protein concentrations.

SourceETH Zurich·JournalAdvanced Science·TypeExperimental study·DateMay 27, 2025

Zika virus uses cells’ ‘self-care’ system to turn against host

The Zika virus employs its host cells' autophagy mechanism to suppress proteins that would trigger an antiviral response, allowing for sustained infection. This unique strategy involves the manipulation of three proteins on the viral membrane, which are also involved in viral entry and replication.

SourceOhio State University·JournalProceedings of the National Academy of Sciences·DateMay 27, 2025
Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

Firmicutes gut bacteria boost metabolism and bone health, study found

A recent study found that individuals with a specific type of gut bacteria (Firmicutes) had higher bone mineral density and better metabolic health. The researchers suggest that promoting the growth of butyrate-producing bacteria could be an effective strategy for maintaining bone mass and preventing osteoporosis.

SourceBGI Genomics·Journalnpj Metabolic Health and Disease·DateMay 27, 2025

A chip with natural blood vessels

Researchers at TU Wien have developed a method to create artificial blood vessels using ultrashort laser pulses, enabling the creation of mini organ models with precise control and reproducibility. The technology has been successfully applied to liver tissue models, resulting in improved metabolic activity and adequate nutrient supply.

SourceVienna University of Technology·JournalBiofabrication·DateMay 27, 2025

Study examines authorship inequities in global health research published in family medicine journals in high-income countries

A recent study analyzed journal articles from low- and middle-income countries published in family medicine journals based in high-income countries. The findings revealed an increase in publication of research articles from these regions, with a higher proportion of senior authors from upper-middle-income countries.

SourceAmerican Academy of Family Physicians·JournalThe Annals of Family Medicine·DateMay 27, 2025

HIV vaccine study uncovers powerful new antibody target

Researchers at Scripps Research Institute have made a breakthrough in creating an effective HIV vaccine by developing a two-step vaccination strategy that induces powerful broadly neutralizing antibodies. The approach successfully blocked nearly 70% of HIV strains, including those typically hard to target.

SourceScripps Research Institute·JournalImmunity·DateMay 27, 2025

Employees assigned more complex projects early in their work history had better outcomes later in their careers

A study by Carnegie Mellon University and the University of Kentucky found that employees assigned to more complex projects during their first two years had higher levels of learning, professional certifications, and promotion rates. This suggests that early career experiences play a crucial role in shaping future career development.

SourceCarnegie Mellon University·JournalAcademy of Management Journal·DateMay 27, 2025
AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

Free-space terabit/s coherent optical links via platicon frequency microcombs

Researchers have developed a novel approach to achieve high-speed data transmission over long distances using platicon frequency microcombs. The technology demonstrates stable terabit/s coherent optical communication in free-space links, overcoming previous challenges such as beam stabilization and phase recovery. This breakthrough sup...

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournaleLight·DateMay 27, 2025

Cardiorespiratory function assessment and biometric recognition with intelligent photonic wristband

Researchers developed a wearable smart photonic wristband that assesses cardiorespiratory function and performs biometric identification, expanding personalized medicine applications. The device features an all-polymer sensing unit with high stability and durability, enabling continuous real-time monitoring of physiological information.

SourceOpto-Electronic Journals Group·JournalElectronics·DateMay 27, 2025

Studying how bacteria grow to fight infections

Dr. Cara Boutte is studying how certain bacteria grow by building their cell walls, which could lead to more effective antibiotics. Understanding this growth pattern could help scientists develop targeted and effective treatments for infections like tuberculosis.

SourceUniversity of Texas at Arlington·DateMay 27, 2025
GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

Preserving the past, protecting the future: Historic village water tanks provide a lifeline for amphibians

Researchers found that artificial water bodies, especially historic stone tanks, support a higher diversity of species compared to natural habitats. These structures serve as stable environments for vulnerable eggs and larvae, providing a lifeline for amphibian populations amidst climate change and land-use change.

SourceGerman Centre for Integrative Biodiversity Research (iDiv) Halle-Jena-Leipzig·JournalEcosphere·DateMay 27, 2025

New study: Teen drivers safer with more practice

A new study by Virginia Tech Transportation Institute found that teen drivers who practiced more had 30% fewer crash or near-crash incidents. Researchers analyzed data from 82 teen drivers monitored for 22 months, revealing that supervised driving experiences and safety education are crucial for reducing novice driver risks.

SourceVirginia Tech·DateMay 27, 2025
Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

Sensing color cues to monitor coral health in the Red Sea

Researchers developed a remote sensing tool to monitor coral bleaching in the Red Sea, utilizing satellite imaging and analyzing changes in light reflection. The tool can accurately identify bleached corals, providing early warnings for conservation strategies, and supporting sustainable fisheries and tourism management.

SourceKing Abdullah University of Science & Technology (KAUST)·JournalRemote Sensing in Ecology and Conservation·DateMay 27, 2025

Scientists test real-time view of brain’s waste removal

A new wearable device tracks the brain's glymphatic system, a waste-removal and nutrient-delivery system. The study found that this system is active in both deep and REM sleep, as well as when waking up, and accelerates with longer sleep duration.

SourceUniversity of Washington School of Medicine/UW Medicine·JournalNature Biomedical Engineering·TypeRandomized controlled/clinical trial·DateMay 27, 2025

USTC reveals how tidal forces affect seismic wave speed within fault zone

A USTC research team monitored seismic wave speeds in the Anninghe fault zone, finding distinct diurnal and semi-diurnal cycles that correlated with tidal forces. These periodic changes reflect the impact of tidal forces on the internal stress field of the fault zone, offering a new method for detecting earthquake precursors.

SourceUniversity of Science and Technology of China·JournalNational Science Review·DateMay 27, 2025
Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

Overlooked cells might explain the human brain’s huge storage capacity

MIT researchers developed a new hypothesis for how astrocytes contribute to memory storage, proposing that they encode memories through gradual changes in calcium flow patterns. This information is conveyed to neurons via gliotransmitters released at synapses connected to astrocyte processes.

SourceMassachusetts Institute of Technology·JournalProceedings of the National Academy of Sciences·DateMay 27, 2025

"A unique position in Swedish architecture"

A new thesis on Uppsala University's Main Building delves into its architectural design, exploring how the building deviated from original plans. The study reveals the significance of antiquity-inspired themes, including a dragon mural and plaster casts of statues.

SourceUppsala University·DateMay 27, 2025
GoPro HERO13 Black

GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.

Is the ocean getting darker?

The global ocean has experienced a significant reduction in the depth of its photic zones, home to 90% of all marine life, leading to widespread ocean darkening. This change could have profound implications for the planet's marine species and ecosystem services.

SourceUniversity of Plymouth·JournalGlobal Change Biology·TypeImaging analysis·DateMay 27, 2025

MicroRNA-124-3p and brain-derived neurotrophic factor in rat spinal cord injury: Inverse expression pattern

This study investigated the correlation between miR-124-3p expression and BDNF levels in a rat model of spinal cord injury. The findings show a significant downregulation of miR-124-3p and upregulation of BDNF levels following SCI, suggesting a potential regulatory role of miR-124-3p in BDNF expression and SCI pathophysiology.

SourceXia & He Publishing Inc.·JournalGene Expression·DateMay 27, 2025

Hitting the right notes to play music by ear

The study identified four simple ways music learning technology can aid prospective musicians, including helping people improve recall while listening and replaying notes indefinitely. Researchers found that existing digital learning tools were not being used effectively by students despite their availability.

SourceUniversity of Waterloo·DateMay 27, 2025

Where the green streets were: Tracking global urban vegetation

A new IIASA-led study uses satellite imagery and machine learning to monitor street-level greenery in cities worldwide. The results show a global decline of 0.3-0.5% per year, with sharper declines in Asia and Oceania. Uneven distribution raises concerns about fairness and access to green space.

SourceInternational Institute for Applied Systems Analysis·JournalEnvironmental Research Infrastructure and Sustainability·DateMay 27, 2025
Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

Advancing access to clinical trials for cardiomyopathy

The American Heart Association is launching an initiative to close knowledge gaps and raise awareness of gene editing therapies for transthyretin amyloid cardiomyopathy (ATTR-CM). The effort will improve education, outreach, and access to early diagnosis and emerging treatments for cardiac amyloidosis.

SourceAmerican Heart Association·DateMay 27, 2025

Lipid metabolic reprogramming and the tumor immune microenvironment

Tumors exploit lipid metabolism to evade immune surveillance and manipulate the tumor microenvironment. Lipid metabolism-related molecules serve as potential biomarkers for early cancer detection and guide diagnosis, prognosis, and treatment decisions.

SourceXia & He Publishing Inc.·JournalCancer Screening and Prevention·DateMay 27, 2025

Wilms tumors: How genes and imprinting pave the way for cancer

A study published in Genome Medicine has identified the underlying predisposition for Wilms' tumors, highlighting the role of mutations in tumor suppressor genes like WT1. The research also reveals a significant proportion of childhood kidney tumors have a hereditary component, with implications for genetic counseling and monitoring.

SourceUniversity of Würzburg·JournalGenome Medicine·TypeObservational study·DateMay 27, 2025
DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

Mild breast tenderness and a little swelling before flow are expected in healthy ovulatory cycles

A one-year study of 53 healthy women with regular ovulatory cycles found that mild breast tenderness and swelling before menstruation are common and expected. The study suggests that these symptoms may occur more frequently during normal ovulation than previously thought, contradicting previous assumptions about premenstrual syndrome.

SourceUniversity of British Columbia·JournalPLOS One·TypeObservational study·DateMay 27, 2025

Weight loss linked to nerve cells in the brain

Researchers at University of Gothenburg identified a group of nerve cells controlling semaglutide's appetite-suppressing effects without causing nausea. The discovery may lead to improved treatments for obesity and type 2 diabetes.

SourceUniversity of Gothenburg·JournalCell Metabolism·TypeExperimental study·DateMay 27, 2025

Space-to-ground infrared camouflage with radiative heat dissipation

Researchers developed a multilayer device with high absorptivity in H/K bands and low emissivity in MWIR/LWIR bands, while utilizing VLWIR for efficient radiative heat dissipation. The device successfully concealed thermal radiation and reflected signals, achieving significant temperature reductions.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateMay 27, 2025
Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Roadblock for traffic injury compensation for Aboriginal people

New research reveals complex challenges Aboriginal people face when seeking support after a road traffic injury, including lack of awareness and culturally insensitive systems. The study calls for a national overhaul of compensation and return-to-work programs centered on Indigenous knowledge and cultural determinants of health.

SourceFlinders University·JournalJournal of Transport & Health·TypeSurvey·DateMay 27, 2025