Add BrightSurf on Google Email

Science News Archive September 2025 - Page 18


Page 18 of 54

Exposure to gun violence is associated with insufficient sleep in teens

Research by Mass General Brigham reveals association between witnessing neighborhood violence and insufficient sleep in adolescents, leading to increased violent behaviors such as carrying a weapon. The study analyzed data from over 40,000 teenagers, finding strong links between sleep loss and exposure to violence.

SourceBrigham and Women's Hospital·JournalSLEEP·TypeData/statistical analysis·DateSep 22, 2025

Growth switch for plant adaptability discovered

A research team at the University of Freiburg has discovered a cellular degradation machinery that acts as a switch to regulate plant hormone auxin availability. This mechanism allows plants to dynamically adjust their growth in response to environmental conditions, such as light and soil quality.

SourceUniversity of Freiburg·JournalScience Advances·DateSep 22, 2025

Support from teachers, family and friends is crucial for students in general upper secondary education – perfectionism is associated with student burnout

Research from the University of Eastern Finland found that perfectionistic tendencies are associated with poorer well-being, particularly in students who lack support from family and friends. Conversely, ambitious students reported high engagement but struggled without adequate support.

SourceUniversity of Eastern Finland·JournalInternational Journal of Educational Research·DateSep 22, 2025

Hostile hoots make robins eat less at night

Research reveals that young robins reduce their nighttime activity and food intake when exposed to tawny owl calls, leading to slower energy buildup and poorer physical condition. This adaptation helps them balance the risk of predation against the need to replenish energy reserves.

SourceLund University·JournalJournal of Animal Ecology·DateSep 22, 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.

Short-term gains, long-term pains: Study reveals stock performance of SMEs after hybrid securities issuance in KOSDAQ market

This study investigates the stock performance of SMEs after hybrid securities issuance in the KOSDAQ market. Short-term gains are followed by long-term underperformance, with exchangeable bonds showing the most significant decline. Firm-specific characteristics play a critical role in determining performance outcomes.

SourceShanghai Jiao Tong University Journal Center·JournalChina Finance Review International·TypeNews article·DateSep 22, 2025

Severe obesity associated with reduced prevalence of recommended cancer screenings

A recent study published in JAMA Network Open found that individuals with severe obesity are less likely to receive recommended cancer screenings. The research analyzed data from over 2 million US adults and discovered a significant reduction in screening rates for certain types of cancer among those with a BMI of 50.0 or greater.

SourcePennington Biomedical Research Center·JournalJAMA Network Open·TypeData/statistical analysis·DateSep 22, 2025
Rigol DP832 Triple-Output Bench Power Supply

Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

Behind the scenes of ammonia synthesis

Researchers at the Fritz Haber Institute have made significant strides in understanding the complex interactions within multi-promoted ammonia synthesis catalysts. The study reveals that promoter phases and structural transformations are crucial for forming an active catalyst configuration.

SourceFritz Haber Institute of the Max Planck Society·JournalNature·TypeExperimental study·DateSep 22, 2025

Bumble bees pollinated linden flowers already 24 million years ago

Researchers have discovered fossilized lime blossoms and bumble bees from 24-million-year-old sediments, showing that ancient bumble bees were key pollinators of linden trees. The findings provide insights into the evolution of flower-pollinator interactions and offer valuable lessons for understanding ecosystems.

SourceUniversity of Vienna·JournalNew Phytologist·DateSep 22, 2025

Nonswelling lubricative nanocolloidal hydrogel resistant to biodegradation

Researchers have developed a nonswelling lubricative nanocolloidal hydrogel that resists biodegradation for over six months. This breakthrough provides a blueprint for next-generation hydrogels with long-term structural integrity and biofunctionality.

SourceShanghai Jiao Tong University Journal Center·JournalNano-Micro Letters·TypeExperimental study·DateSep 22, 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.

Taking the guesswork out of concussion assessments

A portable device using machine learning can detect signs of concussions in real-time, providing a more objective way to assess injuries. The Mizzou Point-of-Care Assessment System combines a force plate, depth camera and interface board to track movement, balance and reaction times.

SourceUniversity of Missouri-Columbia·JournalMedical Engineering & Physics·TypeExperimental study·DateSep 22, 2025

New diagnostic tool developed at Dana-Farber revolutionizes acute leukemia diagnosis

Researchers developed a groundbreaking diagnostic tool called MARLIN to classify acute leukemia with speed and accuracy using DNA methylation patterns and machine learning. The tool demonstrates high accuracy for disease classification in under two hours from the time of biopsy, providing rapid insights into leukemia subtypes.

SourceDana-Farber Cancer Institute·JournalNature Genetics·DateSep 22, 2025
Apple iPhone 17 Pro

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

WashU’s Trusted Tap will empower households to monitor water quality

The Trusted Tap project enables households to monitor their tap water quality using commercially available filters and sending them to Washington University in St. Louis for analysis. This allows households to receive guidance on next steps if contaminants are detected, promoting safe drinking water for all Americans.

SourceWashington University in St. Louis·DateSep 22, 2025

CHEST Is honored with two 2025 Power of Associations Awards

The American College of Chest Physicians (CHEST) has been recognized for its successful initiatives promoting cultural humility and community connections. The First 5 Minutes: Cultural Humility training modules equip healthcare providers with tools to foster respect and empathy in patient interactions.

SourceAmerican College of Chest Physicians·DateSep 22, 2025

Research shows there are no easy fixes to political hatred

A massive meta-analysis of 25 previous studies found that efforts to reduce partisan animosity are largely ineffective, with superficial interventions improving feelings towards the other party by only 5.3%. The effects are fleeting, disappearing within one week, and even repeated interventions fail to produce lasting results.

SourceDartmouth College·JournalProceedings of the National Academy of Sciences·DateSep 22, 2025

An important signaling system for developing social skills

Researchers manipulated the endocannabinoid signaling system in prenatal mice, leading to altered gene expression, neural properties, and social interaction deficits. This work suggests that prenatal manipulation of this system may lead to neuropsychiatric conditions, particularly those involving social deficits.

SourceSociety for Neuroscience·JournalJNeurosci·DateSep 22, 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.

Koala stress linked to disease threat

Researchers have found a clear relationship between koala stress and increased risk of disease, including Chlamydia. The study suggests that high KoRV loads may be weakening the immune system, making koalas more susceptible to diseases such as blindness and infertility.

SourceUniversity of Queensland·JournalJournal of General Virology·TypeObservational study·DateSep 22, 2025

Beneath 300 kilometers: Natural evidence for nickel-rich alloys in the mantle

Researchers confirm nickel-rich metallic alloys in diamonds from South Africa's Voorspoed mine, revealing a 'redox-freezing' reaction between oxidized melts and reduced mantle rock. The study provides new insights into mantle dynamics and the formation of kimberlites, ocean island basalts, and volcanic magmas.

SourceThe Hebrew University of Jerusalem·JournalNature Geoscience·TypeObservational study·DateSep 22, 2025

Study highlights the benefits of biodiversity for commercial fisheries

Researchers found that commercial fisheries benefit from natural fluctuations in the ecosystem, but these benefits are mediated by management and human behavior. Diversifying catches across species can provide stability and protect watermen from boom-and-bust cycles.

SourceVirginia Institute of Marine Science·JournalEcological Applications·DateSep 22, 2025

Heatwaves in US rivers increasing up to four times faster than air heatwaves

Rivers are experiencing a more rapid increase in frequency, duration and intensity of heatwaves than air, with periods of abnormally high water temperatures posing a threat to aquatic ecosystems, water quality and America's food supply and energy stability. The study found significant increases observed at 82% of sites, with critical t...

SourcePenn State·JournalProceedings of the National Academy of Sciences·TypeComputational simulation/modeling·DateSep 22, 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.

U-M quantum testbed enables remote experiments

Researchers at U-M have established a quantum testbed that links two labs with optical fibers, enabling remote quantum experiments and expanding access to quantum technology development. The testbed allows for the transfer of entangled light over long distances, revolutionizing communication, computing, and scientific discovery.

SourceUniversity of Michigan·DateSep 22, 2025

Study identifies hotspots of disease-carrying ticks in Illinois

Researchers found regions with higher numbers of potentially harmful tick species in Illinois, increasing risk of infection with multiple diseases. The lone star tick is prevalent in southern Illinois, while the black-legged tick dominates northern and central Illinois.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalTicks and Tick-borne Diseases·TypeData/statistical analysis·DateSep 22, 2025
Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Neural basis of schizophrenia and bipolar disorder found in brain organoids

Johns Hopkins researchers used machine learning to analyze electric activity of mini-brains grown in a lab, revealing unique firing patterns associated with schizophrenia and bipolar disorder. The study improves accuracy in distinguishing between healthy and unhealthy brain organoids, paving the way for potential diagnostic tests and p...

SourceJohns Hopkins University·JournalAPL Bioengineering·DateSep 22, 2025

Virtual care expansion did not expand specialist access in rural areas

A study found that virtual care expansion in Ontario did not lead to a significant increase in specialists' practices in rural areas. Despite the widespread availability of virtual care and changes in remuneration, the researchers discovered that specialist physicians did not expand their reach to patients living at great distances.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·TypeObservational study·DateSep 22, 2025

A recipe from two eras: How conifers ward off their enemies

Researchers found that conifer resin contains a mix of ancient and recent diterpenes, which may aid in combating bark beetles. The team's genetic analysis revealed that some diterpenes originated 300 million years ago, while others developed more recently and independently in different tree species.

SourceMax Planck Institute for Chemical Ecology·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateSep 22, 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.

A silver lining in sewer sludge: Volatile fatty acids

A new study reveals a way to produce short-chain volatile fatty acids (VFA) at lower cost by adding hydrogen peroxide to sewage, which can then be reclaimed for use in manufacturing and agricultural processes. Light exposure further enhances the efficiency of this process.

SourceWashington University in St. Louis·JournalWater Research·DateSep 22, 2025

Snapdragon secrets

Researchers collect snapdragon flowers and leaves to study their genetic diversity, revealing how color genes keep two varieties distinct. In hybrid zones, magenta and yellow snapdragons blend, but bees prefer one over the other, reducing fitness and offspring.

SourceInstitute of Science and Technology Austria·JournalMolecular Ecology·TypeData/statistical analysis·DateSep 22, 2025

How packaging shapes GABA and lactic acid levels in broccoli rabe florets

A study reveals how packaging shapes the metabolism of organic broccoli rabe florets, leading to increased γ-aminobutyric acid (GABA) and lactic acid levels. The research found that low-oxygen conditions trigger a carbohydrate sink into GABA and LA pathways, offering insights for both quality preservation and consumer health.

SourceNanjing Agricultural University The Academy of Science·JournalHorticulture Research·DateSep 21, 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.

Study reveals metabolic markers may predict breast cancer in high-risk women

A new study at Columbia University Mailman School of Public Health identified eight metabolic features significantly associated with breast cancer risk. The analysis improved predictive accuracy from 66 percent to 83 percent when incorporating metabolic data into existing risk prediction models.

SourceColumbia University's Mailman School of Public Health·JournalBreast Cancer Research·DateSep 21, 2025

Scientists call for urgent action to reduce children’s plastic exposure

A review of hundreds of studies found a link between childhood plastic exposure and long-term health concerns like heart disease, obesity, and asthma. Parents can take simple steps to limit their children's plastic exposure, such as replacing plastic containers with glass or stainless steel.

SourceNYU Langone Health / NYU Grossman School of Medicine·JournalThe Lancet Child & Adolescent Health·TypeLiterature review·DateSep 21, 2025

Gene disruption triggers ploidy doubling in watermelon

A study found that disrupting the ClOSD1 gene in watermelon causes both somatic and gametic ploidy doubling, leading to enhanced growth traits and altered reproductive behaviors. This discovery establishes a genetic entry point for developing new polyploid breeding strategies.

SourceNanjing Agricultural University The Academy of Science·JournalHorticulture Research·DateSep 21, 2025
Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Eat your greens and skip the sugar spikes

Researchers found that consuming cruciferous vegetables improved glycaemic control and reduced sugar spike variability in non-diabetic adults with elevated blood pressure. The study suggests incorporating these vegetables into dietary recommendations for better blood sugar regulation.

SourceEdith Cowan University·JournalDiabetes Obesity and Metabolism·TypeRandomized controlled/clinical trial·DateSep 21, 2025

Engineered gut bacteria improves survival outcomes in colorectal cancer tumors

Researchers developed an engineered strain of gut-homing bacteria that induces mature tertiary lymphoid structures, associated with improved survival and stronger treatment responses. The therapy also restored healthy gut microbiota and showed excellent biocompatibility.

SourceNational University of Singapore, Yong Loo Lin School of Medicine·JournalScience Translational Medicine·DateSep 21, 2025

Cardboard and earth reshape sustainable construction

Engineers at RMIT University have developed cardboard-confined rammed earth, a novel building material that uses locally sourced materials and reduces waste going to landfill. The material boasts one quarter of the carbon footprint of concrete and can be made on-site using cardboard formwork.

SourceRMIT University·JournalStructures·TypeExperimental study·DateSep 21, 2025

Less invasive brainwave recording breakthrough

Researchers at The University of Osaka have developed a minimally invasive method for recording brain activity through blood vessels, offering high-fidelity recordings without the risks associated with traditional invasive approaches. This breakthrough could transform the diagnosis and treatment of neurological conditions like epilepsy.

SourceThe University of Osaka·JournalAdvanced Intelligent Systems·TypeExperimental study·DateSep 21, 2025

Leopard shark sex tape: a scientific first

A University of the Sunshine Coast researcher has documented the world's first recorded and scientifically observed three-way mating between two male and one female leopard sharks. The video provides valuable insights into the species' natural mating behavior and informs conservation strategies.

SourceUniversity of the Sunshine Coast·JournalJournal of Ethology·TypeObservational study·DateSep 21, 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.

Deformable particles gradually home in microfluidic channels

A joint team from The University of Osaka revealed that soft particles exhibit unique focusing patterns compared to rigid particles, influencing their focusing behavior. The study provides fundamental insights into the underlying physics, offering a new theoretical model explaining particle behavior under various flow regimes.

SourceThe University of Osaka·JournalJournal of Fluid Mechanics·TypeComputational simulation/modeling·DateSep 21, 2025

Oral bacteria linked to Parkinson’s via the gut-brain axis

Research links oral bacteria to Parkinson's disease via the gut-brain axis, finding Streptococcus mutans produces metabolite imidazole propionate that contributes to disease progression. Targeting the oral-gut microbiome may offer a new therapeutic approach for Parkinson's treatment.

SourcePohang University of Science & Technology (POSTECH)·JournalNature Communications·DateSep 21, 2025

Scalable and sustainable chitosan/carbon nanotubes composite protective layer for dendrite‑free and long‑cycling aqueous zinc‑metal batteries

Researchers have developed a scalable and sustainable composite protective layer using chitosan and carbon nanotubes to prevent deadly dendrites in zinc batteries. The new material enables up to 3,000 hours of stable cycling and pushes energy efficiency over 99%.

SourceShanghai Jiao Tong University Journal Center·JournalNano-Micro Letters·TypeExperimental study·DateSep 20, 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.

Comprehensive understanding of closed pores in hard carbon anode for high‑energy sodium‑ion batteries

Researchers have discovered that closed pores in hard carbon anodes can significantly increase the energy density and initial Coulombic efficiency of sodium-ion batteries. This breakthrough provides a new design paradigm for hard carbon anodes, enabling the creation of next-generation SIBs with higher energy, longer life, and lower cost.

SourceShanghai Jiao Tong University Journal Center·JournalNano-Micro Letters·TypeExperimental study·DateSep 20, 2025

Improving question answering over building codes by evaluating retrievers and fine-tuning LLMs

Researchers developed a robust QA system using Retrieval Augmented Generation (RAG) to answer queries on building codes. They found that Elasticsearch was the most effective retriever and fine-tuning Large Language Models (LLMs) significantly enhanced generational accuracy, achieving a 6.83% relative improvement in BERT F1-score.

SourceELSP·JournalSmart Construction·TypeData/statistical analysis·DateSep 19, 2025

From the Atlantic to Asia: How an ocean thousands of miles away dictates rainfall on the Tibetan Plateau

A new study reveals that the North Atlantic Ocean's sea surface temperature dipole influences summer precipitation on the Tibetan Plateau through atmospheric teleconnection processes. This finding provides a new framework for understanding rainfall variability and has significant implications for climate risk management in the region.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalClimate Dynamics·DateSep 19, 2025

Ultrathin films of ferromagnetic oxide reveal a hidden Hall effect mechanism

Scientists have found a new way to manipulate electron transport by exploiting the orbital magnetization of ferromagnetic oxide films. This discovery reveals unexpected electronic behaviors and opens new avenues for designing materials like magnetic sensors with tailored properties.

SourceInstitute of Science Tokyo·JournalAdvanced Materials·TypeExperimental study·DateSep 19, 2025

“Click-to-glue” turns γδ T cells into cancer-killing ninjas

Researchers develop antibody-γδ T cell conjugates to target PD-L1-positive cancers, inducing pyroptosis and remodeling tumor microenvironment. This dual action promotes direct killing of cancer cells and sustained anti-tumor immunity.

SourceScience China Press·JournalNational Science Review·TypeExperimental study·DateSep 19, 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.