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Science News Archive November 2025 - Page 6


Page 6 of 47

UH astronomers decode a star’s secret past

Astronomers detected faint 'starquakes' in the companion star of Gaia BH2, allowing them to measure its core properties with remarkable precision. The star's makeup contradicts its age, suggesting it acquired extra mass from a companion through a merger.

SourceUniversity of Hawaii at Manoa·JournalThe Astrophysical Journal·DateNov 24, 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.

Pressure‑modulated host–guest interactions boost effective blue‑light emission of MIL‑140A nanocrystals

Researchers developed a breakthrough strategy using pressure treatment to enhance blue-light emission of MIL-140A nanocrystals, offering a clean and efficient approach. The study highlights the importance of pore size and guest-ligand compatibility in achieving emission enhancement for high-performance luminescent materials.

SourceShanghai Jiao Tong University Journal Center·JournalNano-Micro Letters·TypeExperimental study·DateNov 24, 2025

Reducing greenspace exposure gaps in China: A new approach to urban equity

A new study reveals that increasing greenspace exposure inequality rose by 25% in Chinese cities from 2000 to 2020, threatening equitable access. By employing a network optimization strategy, inequalities can be reduced by up to 20.8% without needing to expand total greenspace.

SourceChinese Society for Environmental Sciences·JournalEnvironmental Science and Ecotechnology·DateNov 24, 2025

Palladium-catalyzed cascade cyclization of trifluoroacetylsilane and 1,3-enyne to synthesize trifluoromethyl-substituted 2H-pyran compounds

A new palladium-catalyzed tandem cyclization reaction has been developed to synthesize trifluoromethyl-substituted 2H-pyran compounds with high efficiency and chemoselectivity. The method involves a cascade reaction of trifluoroacetylsilane and 1,3-enyne, followed by oxa-6π-electrocyclization.

SourceChinese Chemical Society·JournalCCS Chemistry·TypeExperimental study·DateNov 24, 2025

FSU oceanographers present new conceptual framework to answer age-old question: What happens to carbon as it sinks through the ocean?

Researchers found upper ocean ecosystem conditions play a major role in shaping the composition of carbon-rich particles sinking into the deep ocean, storing carbon for decades. Microorganisms influence these transformations, which determine how long this carbon is locked away.

SourceFlorida State University·JournalProceedings of the National Academy of Sciences·DateNov 24, 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.

A slower-than-needed renewable energy transition could weaken the world’s motivation to cut carbon emissions, study warns

A new study suggests delaying renewable energy expansion may reduce global motivation to cut carbon emissions. The research finds that once global warming passes a critical threshold, the social cost of carbon suddenly falls, weakening the economic incentive to reduce emissions.

SourceBiochar Editorial Office, Shenyang Agricultural University·TypeExperimental study·DateNov 24, 2025

The ingenuity of white oval squid camouflage brought to light

The white oval squid employs a range of survival strategies, including color matching, disruptive patterns, and synchronized schooling. By analyzing the mathematical patterns behind their behavior, researchers have confirmed the effectiveness of these strategies in evading predators and camouflaging in diverse environments.

SourceOkinawa Institute of Science and Technology (OIST) Graduate University·JournalScientific Reports·TypeObservational study·DateNov 24, 2025

USC study maps brain wiring differences in youth with autism

A USC study mapped tiny structural differences in white matter among children and young adults with autism, pinpointing patterns that earlier methods would have missed. The findings highlight the importance of developing new methods to better understand brain differences in autism.

SourceKeck School of Medicine of USC·JournalCerebral Cortex·TypeData/statistical analysis·DateNov 24, 2025
Apple iPhone 17 Pro

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

Novel electrode could improve affordability of hydrogen fuel

A new anion-exchange-membrane water electrolyzer technology has been developed to address the degradation issue in membrane electrolyzers. This innovation combines the efficiency of simple caustic or alkaline electrolytes with the low-cost material advantages of solid polymer membranes.

SourceUniversity of California - Berkeley·JournalScience·DateNov 24, 2025

New study reveals how a common antibiotic disrupts nitrogen cycling and boosts greenhouse gas emissions in estuaries

A new study identifies how sulfamethoxazole, a common antibiotic, affects denitrification in estuarine sediments. The results show that the antibiotic disrupts the balance of nitrogen cycling processes, leading to increased nitrous oxide emissions and greenhouse gas warming.

SourceBiochar Editorial Office, Shenyang Agricultural University·TypeExperimental study·DateNov 24, 2025

AI quake tools forecast aftershock risk in seconds, study shows

Researchers have developed AI-powered forecasting tools that can predict the risk of aftershocks within seconds of an initial earthquake, offering a significant improvement over current methods. The new models trained on global earthquake data demonstrate comparable accuracy to existing systems while providing near real-time results.

SourceUniversity of Edinburgh·JournalEarth Planets and Space·DateNov 24, 2025

Folklore sheds light on ancient Indian savannas

Researchers used medieval literary works to study vegetation in ancient Indian savannas, finding that they existed for at least 750 years. The study challenges the view that these areas are remnants of former forests and suggests that tree planting efforts may need to focus on different locations.

SourceMichigan State University·JournalPeople and Nature·TypeLiterature review·DateNov 24, 2025

Prevalence of dysfunctional breathing in the Japanese community and the involvement of tobacco use status: The JASTIS study 2024

A cross-sectional survey of 29,268 participants found a significant association between dysfunctional breathing and respiratory conditions, as well as non-respiratory diseases like epilepsy. Tobacco use was also linked to increased prevalence of DB, particularly among those with comorbidities.

SourceOsaka Metropolitan University·JournalRespiratory Investigation·DateNov 24, 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.

World-first platform for transparent, fair and equitable use of AI in healthcare

Researchers developed a revolutionary AI platform to assess the fairness and accuracy of commercial algorithms in detecting diabetic eye disease. The platform was tested on 1.2 million images from diverse ethnic groups, achieving high accuracy rates compared to human grading.

SourceCity St George’s, University of London·JournalThe Lancet Digital Health·TypeObservational study·DateNov 24, 2025

Study finds nationwide decline in rural family physicians

A nationwide study reveals an 11% decline in rural family physicians from 2017 to 2023, with the Northeast experiencing the greatest loss. The proportion of female rural family physicians increased during this period, further highlighting the need for strategies to address the ongoing shortage.

SourceAmerican Academy of Family Physicians·JournalThe Annals of Family Medicine·DateNov 24, 2025

DNA shape and rigidity regulate key players of gene expression

Researchers at the University of Texas M. D. Anderson Cancer Center discovered that inflexible DNA within nucleosomes regulates the positioning of INO80, a chromatin remodeling complex. This unique mechanism allows INO80 to position itself on the surface of nucleosomes at the right location.

SourceUniversity of Texas M. D. Anderson Cancer Center·DateNov 24, 2025
Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

Physician shortage in rural areas of the US worsened since 2017

A new study found that the national shortage of primary care physicians has worsened in rural areas, with a net loss of 11% nationwide over 7 years. The greatest losses were in the Northeast, where there was a 15.3% decrease in family physicians practicing in 2023.

SourceUniversity of Rochester Medical Center·JournalThe Annals of Family Medicine·DateNov 24, 2025

Having a dispensary in your neighborhood could be harmful to your health

A population-based study found that exposure to cannabis retail stores was associated with increased rates of harm, particularly in neighborhoods with higher store densities. The American College of Physicians recommends that managed care strategies prioritize improving health outcomes over cost control.

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·TypeNews article·DateNov 24, 2025

Higher glycemic index linked to higher lung cancer risk

A population-based cohort study found that individuals following high-glycemic index diets had a 13% higher chance of developing lung cancer compared to those on low-GI diets. In contrast, those consuming high-glycemic load diets experienced a 28% lower risk of lung cancer.

SourceAmerican Academy of Family Physicians·JournalThe Annals of Family Medicine·DateNov 24, 2025

Tip sheet and summaries Annals of Family Medicine November/December 2025

Researchers analyzed data from 54,376 adults aged 45 and older in Australia, finding that higher continuity of care was associated with a lower probability of acute preventable hospitalization. A 9.8% to 23.5% lower risk was seen when increasing the Continuity of Care Index from the 45th to the 50th percentile. This suggests strengthen...

SourceAmerican Academy of Family Physicians·JournalThe Annals of Family Medicine·DateNov 24, 2025
Sky-Watcher EQ6-R Pro Equatorial Mount

Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.

New report presents recommendations to strengthen primary care for Latino patients with chronic conditions

The report emphasizes the importance of pairing research with policy partners and investing in mentorship and career advancement of Latino scientists and students. It also calls for implementing evidence-based practices, using telemedicine and AI equitably, and designing trauma-informed interventions that fit Latino family life.

SourceAmerican Academy of Family Physicians·JournalThe Annals of Family Medicine·DateNov 24, 2025

General practitioners say trust in patients deepens over time

A qualitative study of 25 general practitioners found that trust in patients deepens over time as part of a mutually trusting relationship. General practitioners initially assume trust but may lack it for complex patients who manipulate the system for secondary gain.

SourceAmerican Academy of Family Physicians·JournalThe Annals of Family Medicine·DateNov 24, 2025

Why monkey studies may mislead research on cancer immunotherapy drugs targeting TIGIT

Researchers have discovered that rhesus macaques shed TIGIT from immune cell surfaces when exposed to plasmin, a natural enzyme involved in blood clot breakdown. This creates a soluble form of TIGIT that can still bind anti-TIGIT monoclonal antibodies, potentially leading to misleading safety and efficacy data for human trials.

SourceUniversity of California - Davis Health·JournalJournal of Biological Chemistry·TypeExperimental study·DateNov 24, 2025
Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

New guideline standardizes outpatient care for adults recovering from traumatic brain injury

The new guideline provides evidence-based recommendations on 11 high-priority topics to guide outpatient care for adults with TBI in the first six months after injury. It addresses the need for standardized guidance and considers specific factors such as age, intimate partner violence, athletic background, and military service.

SourceAmerican Academy of Family Physicians·JournalThe Annals of Family Medicine·DateNov 24, 2025

Innovative strategy trains bilingual clinic staff as dual-role medical interpreters to bridge language gaps in primary care

A new training program equips bilingual staff with medical interpretation skills, increasing qualified interpreter status to 72% among participants. The innovative approach leverages heritage-speaking staff's linguistic and cultural strengths to address the high need for qualified medical interpreters in primary care.

SourceAmerican Academy of Family Physicians·JournalThe Annals of Family Medicine·DateNov 24, 2025

New public dataset maps Medicare home health use

The Home Health Focus dataset provides insights into Medicare home health use from 2016 to 2019, including demographic data and patient function indicators. The analysis shows a rise in home health stays among beneficiaries while a decrease in active agencies during the same period.

SourceAmerican Academy of Family Physicians·JournalThe Annals of Family Medicine·DateNov 24, 2025

Improving Indian agriculture focus of new Arkansas Clean Plant Center partnership

The University of Arkansas System Division of Agriculture has partnered with the Indian National Horticulture Board to improve agricultural production in India. The project aims to establish nine clean plant centers in India, providing training in advanced diagnostic methods, virus elimination, and science-based certification systems.

SourceUniversity of Arkansas System Division of Agriculture·DateNov 24, 2025
Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

Young European family doctors show moderate readiness for artificial intelligence but knowledge gaps limit AI use

A survey of 134 young European family physicians found moderate overall readiness for AI, with varying levels of knowledge about current applications and usage. The study suggests a need for training and curricula tailored to primary care to address uneven readiness and low day-to-day use.

SourceAmerican Academy of Family Physicians·JournalThe Annals of Family Medicine·DateNov 24, 2025

Older adults who see the same primary care physician have fewer preventable hospitalizations

A machine learning-based study found that older adults who see the same primary care physician have significantly fewer preventable hospitalizations. The 11-year study linked survey responses and medical records, revealing a 9.8-23.5% lower probability of acute preventable hospitalizations with higher continuity of care.

SourceAmerican Academy of Family Physicians·JournalThe Annals of Family Medicine·DateNov 24, 2025

Want actionable climate knowledge at scale? Consider these three pathways

Researchers identified three generalized pathways for creating actionable climate knowledge that is scalable. These pathways involve getting a lot of people involved and using approaches like crowdsourcing food production at potlucks to broaden participation.

SourceUniversity of Michigan·JournalProceedings of the National Academy of Sciences·DateNov 24, 2025

Calcium-sensitive switch boosts the efficacy of cancer drugs

A new study has developed a calcium-activated delivery system that enables more precise cancer treatment, reducing side effects and improving outcomes. The system uses a 'calcium switch' to target tumor cells, releasing a lethal payload deep within, while sparing healthy tissue.

SourceKTH, Royal Institute of Technology·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateNov 24, 2025

Golden retriever and human behaviours are driven by same genes

Researchers identified 12 genes linked to canine behaviour also associated with human traits like anxiety, depression, and intelligence. The study provides insights into understanding dog emotional worlds and tailoring training or care to suit their needs.

SourceUniversity of Cambridge·JournalProceedings of the National Academy of Sciences·DateNov 24, 2025
Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

Looking inside icy moons

Researchers have discovered that tidal heating can cause ice shells to melt, leading to ocean boiling and unique geological features. The process can also drive compressional tectonics, shaping the surface of icy moons.

SourceUniversity of California - Davis·JournalNature Astronomy·TypeExperimental study·DateNov 24, 2025

Blood formation: Two systems with different competencies

Researchers at the German Cancer Research Center discovered that about one-third of blood cells originate from embryonic precursors, which preferentially produce lymphocytes. The second system, from bone marrow stem cells, produces myeloid cells such as granulocytes or erythrocytes.

SourceGerman Cancer Research Center (Deutsches Krebsforschungszentrum, DKFZ)·JournalProceedings of the National Academy of Sciences·DateNov 24, 2025

Many who die by suicide aren’t depressed, genetic research suggests

A new genetic study found that people without prior suicidal thoughts or behaviors have fewer psychiatric diagnoses and genetic risk factors for psychiatric conditions compared to those with known suicidality. This suggests that conventional wisdom on how to reduce suicide may need to be rethought.

SourceUniversity of Utah Health·JournalJAMA Network Open·TypeObservational study·DateNov 24, 2025

Maldonado, Dong achieve IEEE senior membership recognition

Researchers Bryan Maldonado and Jin Dong elevated to IEEE senior membership, recognizing their technical and professional achievements in energy and transportation sectors. The honor is reserved for only a small fraction of the organization's members who have made significant contributions to the engineering field.

SourceDOE/Oak Ridge National Laboratory·DateNov 24, 2025

‘Mental model’ approach shows promise in reducing susceptibility to misconceptions about mRNA vaccination

Researchers tested a 'mental model' approach to counter unwarranted fears about mRNA technology. The study found that exposing people to visual models of how vaccines work and/or how cells protect DNA from foreign fragments undercuts the effect of exposure to misconceptions.

SourceAnnenberg Public Policy Center of the University of Pennsylvania·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateNov 24, 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.

UC Irvine-led study finds global embrace of integrative cancer care

A global survey led by UC Irvine researchers found that 70% of oncology professionals use or recommend integrative approaches to manage cancer symptoms. However, these services remain underused due to cost, lack of insurance coverage, and limited training opportunities, particularly in low-income countries.

SourceUniversity of California - Irvine·JournalBMC Complementary Medicine and Therapies·DateNov 24, 2025

Scientists detect new climate pattern in the tropics

Researchers at ISTA and others have discovered a previously unknown cyclic climate pattern, known as TWISO, which influences weather fluctuations and seasonal changes. This finding has implications for predicting tropical storms and saving lives.

SourceInstitute of Science and Technology Austria·JournalProceedings of the National Academy of Sciences·TypeData/statistical analysis·DateNov 24, 2025

Metabolism, not just weight, improved when older adults reduced ultra-processed food intake

A controlled feeding study out of South Dakota State University shows that older adults who reduced ultra-processed foods naturally consumed fewer calories, lost weight and abdominal fat, and showed improvements in insulin sensitivity and inflammation. This study provides evidence that the Dietary Guidelines for Americans can deliver s...

SourceSouth Dakota State University·JournalClinical Nutrition·TypeRandomized controlled/clinical trial·DateNov 24, 2025

Ancient wolves on remote Baltic Sea island reveal link to prehistoric humans

Scientists have discovered wolf remains, thousands of years old, on a small, isolated island in the Baltic Sea. The study suggests that grey wolves may have been managed or controlled by prehistoric societies, with evidence of complex relations and interactions between humans and wolves.

SourceStockholm University·JournalProceedings of the National Academy of Sciences·TypeObservational study·DateNov 24, 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.

Nontraditional benefits play key role in retaining the under-35 government health worker

A new study from Columbia University Mailman School of Public Health finds that nontraditional benefits play a crucial role in retaining younger public health workers. Younger employees value flexible scheduling and remote work policies more than their older counterparts, making these benefits essential for attracting and keeping talent.

SourceColumbia University's Mailman School of Public Health·DateNov 24, 2025

New study identifies key mechanism driving HIV-associated immune suppression

A study published in Science Translational Medicine reveals that overactive plasmacytoid dendritic cells contribute to continuous immune inflammation and weaken antiviral T cell function. Reducing these cells or combining with an immune checkpoint inhibitor can restore antiviral T cell function and shrink the viral reservoir.

SourceUniversity of Maryland School of Medicine·JournalScience Translational Medicine·TypeExperimental study·DateNov 24, 2025

From shiloh shepherds to chihuahuas, study finds that the majority of modern dogs have detectable wolf ancestry

Research reveals that post-domestication wolf ancestry has shaped the evolution of dogs, influencing characteristics such as body size, sense of smell, and personality traits. The study found detectable levels of wolf ancestry in a wide range of dog breeds, including Shiloh shepherds and chihuahuas.

SourceAmerican Museum of Natural History·JournalProceedings of the National Academy of Sciences·DateNov 24, 2025

Rodriguez and Phadatare selected for SME's 30 Under 30

Brittany Rodriguez and Akash Phadatare have been recognized by SME's 30 Under 30 program for their work in advancing manufacturing technologies. They are both part of the Manufacturing Demonstration Facility at ORNL, where they collaborate with industry partners to develop new methods for efficient and scalable manufacturing.

SourceDOE/Oak Ridge National Laboratory·DateNov 24, 2025

Scientists get detailed look at part of a cellular ‘stress’ warning protein

Researchers at Johns Hopkins Medicine have published the first 3D details of the ZAK protein's structure, revealing its mechanism of activation and potential therapeutic applications. The study provides insights into how ZAK proteins interact with ribosomes to sense cellular stress and activate downstream signaling pathways.

SourceJohns Hopkins Medicine·JournalNature·DateNov 24, 2025
Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

Connections with nature in protected areas

A study by the University of Göttingen explores how people experience nature in protected landscapes, finding that these areas foster local identity, support learning about nature, and provide spaces for recreation. The research identified five central narratives: learning, regional heritage, care, multifunctional use, and collaboration.

SourceUniversity of Göttingen·JournalPeople and Nature·TypeObservational study·DateNov 24, 2025

Kelp farming is expensive, but a new resource points to lower costs

A new resource has been developed to help kelp farmers in Maine reduce their production costs. The tool provides detailed economic analyses and identifies strategies for sustainable business plans. By using this tool, kelp farmers can achieve economic sustainability and improve their bottom line.

SourceUniversity of Maine·JournalAlgal Research·DateNov 24, 2025

Predicting how bones heal

An international team led by Lehigh University researcher Hannah Dailey is building predictive models to understand and eventually prevent bone healing complications. The team aims to incorporate biological differences into the model, using a library of imaging data from Switzerland's AO Research Institute Davos.

SourceLehigh University·DateNov 24, 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.

Addressing community mental health needs: A comparison of the federal and state models

The study compares the Massachusetts and federal models of community behavioral health clinics, highlighting similarities and differences in policy backbone, clinical design, and service structures. The findings suggest that states can tailor their approaches to individual capacity, equity priorities, and statutory authority.

SourceBoston University School of Medicine·JournalFrontiers in Health Services·TypeData/statistical analysis·DateNov 24, 2025