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Science News Archive July 2025 - Page 53


Page 53 of 54

Consequences of low Antarctic sea ice

Research on record-low years of Antarctic sea ice reveals warming of the Southern Ocean, increased ice-shelf calving, and stronger phytoplankton blooms. Low sea-ice area negatively affects krill and fish populations, ultimately impacting their predators and humans operating in Antarctica.

SourcePNAS Nexus·JournalPNAS Nexus·DateJul 1, 2025

Klingenstein Fellowship awarded to MPFI’s Dr. Salil Bidaye to advance research into postural stability

Dr. Salil Bidaye has received a $450,000 Klingenstein fellowship award to investigate the mechanisms behind postural instability, a hallmark of many neurological disorders that decreases quality of life. His research aims to advance motor control research across other model systems and inform brain-computer interface prosthetics.

New insights into natural killer cell brakes point to more effective combination cancer therapies

Researchers have discovered that blocking NK cell checkpoints could significantly enhance cancer immunotherapy, providing new avenues for treating solid tumors and blood cancers. Emerging precision approaches using gene editing and engineered cell therapies promise specific recognition of cancer cells with potentially fewer side effects.

SourceResearch·JournalResearch·TypeNews article·DateJul 1, 2025

New insights on genetic damage of some chemotherapies could guide future treatments with less harmful side effects

Researchers analyzed blood cell genomes from 23 patients treated with various chemotherapies, discovering new patterns of DNA damage and mutational signatures associated with specific drugs. The study suggests using genomic data to choose chemotherapies that minimize premature ageing and potential secondary cancer risks.

SourceWellcome Trust Sanger Institute·JournalNature Genetics·DateJul 1, 2025

Effect of chlorpyrifos on spermatogenesis

Recent studies show chlorpyrifos exposure impairs spermatogenesis by compromising blood-testis barrier integrity, disrupting Sertoli cell junctional function and inducing ferroptosis. Chlorpyrifos primarily metabolite TCP triggers clockophagy-mediated ferroptosis in Sertoli cells.

SourceCompuscript Ltd·JournalGenes & Diseases·DateJul 1, 2025

U.S. uterine cancer incidence and mortality rates expected to significantly increase by 2050

The study projects a significant increase in uterine cancer incidence and mortality rates in the US by 2050, with incidence-based mortality nearly three times higher in Black women compared to white women. The model also shows that obesity and hysterectomy rates will contribute to increased risks.

SourceAmerican Association for Cancer Research·JournalCancer Epidemiology Biomarkers & Prevention·DateJul 1, 2025

July issues of APA journals feature new research on high-potency cannabis use, teen suicide trends, problematic internet use, and more

The latest APA journal issues feature research on high-potency cannabis use, adolescent suicidal behavior, and problematic internet usage. Highlights include a systematic review of cannabis health effects in adolescents and trends in prescription stimulant and opioid use among US teens.

SourceAmerican Psychiatric Association·JournalAmerican Journal of Psychiatry·DateJul 1, 2025

Supportive housing offers high-impact, cost-effective response to homelessness and opioid use

A new study found that providing housing and supportive services without requiring drug treatment is a surprisingly cost-effective approach to helping unhoused people with opioid use disorder. The 'housing first' model output showed that people with stable housing are more likely to enter treatment for opioid use and have a higher like...

SourceStanford University·JournalJAMA Network Open·DateJul 1, 2025

Clustering-based approach accelerates AI learning in robotics and gaming

Researchers developed Clustered Reinforcement Learning (CRL), a plug-and-play framework that sorts similar situations into clusters, rewarding AI for trying new things and building on past successes. This approach achieves top performance across multiple benchmarks, including robotic control tasks and difficult Atari games.

SourceHigher Education Press·JournalFrontiers of Computer Science·TypeExperimental study·DateJul 1, 2025

Study reveals impact of crime exposure on Arab men in Israel: power, isolation, and a call for change

A study explores how Arab men interpret and internalize their experiences of living in violent environments. Key findings reveal four central themes: the association of crime with power, emotional struggles, concerns for the future, and a desire for transformation. The research highlights an urgent need for culturally tailored therapeu...

Racial inequities and access to COVID-19 treatment

A cross-sectional study revealed racial disparities in COVID-19 treatment, with targeted interventions like expanding rapid test access and virtual care potentially improving equity. The findings suggest that encounter-level factors, such as differences in diagnostic test type and site of care, contribute to these inequities.

SourceJAMA Network·JournalJAMA Network Open·DateJul 1, 2025

Family ties and firm performance: How cousin marriage traditions shape informal businesses in Africa

A new study explores how cousin marriage traditions shape informal businesses in Africa, finding that firms operating in areas with a historical tradition of cousin marriage prioritize hiring relatives and experience greater employment increases but smaller gains in revenue.

SourceStrategic Management Society·JournalStrategic Entrepreneurship Journal·TypeData/statistical analysis·DateJul 1, 2025

Too many medicines, too many hospital visits: New study highlights hidden risk for older adults

A new study from the University of Bath found that inappropriate polypharmacy is a major driver of emergency hospital admissions among adults aged 65 and over. The researchers developed a digital tool to proactively identify older adults at risk of medication-related harm, which could reduce preventable emergency hospitalisations.

SourceUniversity of Bath·JournalAge and Ageing·TypeData/statistical analysis·DateJul 1, 2025

Kan conducting pole impact testing

Researchers at George Mason University conducted impact testing on utility poles made of different materials to determine acceleration and behavior during impact. The study, funded by the Electric Power Research Institute, aims to compare performance across various material types.

New model extracts sentence-level proof to verify events, boosting fact-checking accuracy for journalists, legal teams, and policymakers

A new neural network improves overall fact-checking accuracy and exact-match accuracy on standard benchmarks, highlighting the precise text that supports an event's truth. The model achieves a factual-accuracy score of 66.9% and exact matches rose to 42.9%, demonstrating its ability to adapt across languages.

SourceHigher Education Press·JournalFrontiers of Computer Science·TypeExperimental study·DateJul 1, 2025

New drug combination effective for T-cell lymphoma patients

Researchers at Mass General Brigham found a novel strategy to help patients control their disease, increasing eligibility for stem cell transplants. The combination of duvelisib and romidepsin was effective, tolerable, and safe for patients with relapsed/refractory peripheral and cutaneous T-cell lymphomas.

SourceMass General Brigham·JournalBlood Advances·TypeExperimental study·DateJul 1, 2025

Scientists can tell how fast you're aging from a single brain scan

Scientists at Duke University have developed a freely available tool that can estimate an individual's rate of aging and predict their risk for chronic diseases like dementia. The tool, called DunedinPACNI, analyzes brain scans to identify those who are aging faster, which may lead to cognitive decline and age-related health problems.

SourceDuke University·JournalNature Aging·TypeData/statistical analysis·DateJul 1, 2025

Multi-dimensional data interpretation breakthrough enables non-invasive defective filter identification in water treatment facilities

Researchers developed a non-invasive method combining 3D laser scanning and sensor data analysis to detect subsurface structural defects in water treatment filters. This breakthrough significantly reduces inspection time and labor costs, ensuring safer and more efficient water processing.

SourceELSP·JournalSmart Construction·TypeExperimental study·DateJul 1, 2025

The hidden drawbacks of HIV: treatment regimens may exacerbate risk of knee arthritis

Researchers investigated the link between HIV treatment regimens and osteoarthritis development, revealing that certain medications like lopinavir can exacerbate OA in the knee. The study's findings have important implications for people living with HIV, highlighting the need to carefully consider treatment options.

SourceEditorial Office of West China School of Stomatology, Sichuan University·JournalBone Research·TypeExperimental study·DateJul 1, 2025

Smart algorithms that prevent digital traffic jams—especially when public emergencies strike

Researchers developed an energy-efficient strategy to tackle digital traffic jams during peak hours, ensuring seamless services like navigation updates and pollution alerts. The approach, powered by Lyapunov optimization and the Kuhn–Munkres algorithm, reduces processing delays and power use while maintaining system reliability.

SourceHigher Education Press·JournalFrontiers of Computer Science·TypeExperimental study·DateJul 1, 2025

New analysis identifies 13,000 genes common to all grasses

A new computational biology pipeline has identified 13,312 highly conserved 'universal' groups of grass genes, present across all studied grasses and responsible for vital functions. The study used a Hidden Markov Model, which outperformed a simpler approach, to distinguish between lineage-specific and non-specific genes.

SourceRothamsted Research·JournalBioinformatics Advances·TypeData/statistical analysis·DateJul 1, 2025

Fentanyl detection through packaging

Researchers developed a magnetic resonance technique to detect fentanyl hydrochloride in sealed packages, offering a non-invasive solution. The technique uses Nuclear Quadrupole Resonance (NQR) spectroscopy, which can identify key target nuclei in the drug, allowing for effective detection and potential diversion of large quantities.

SourcePNAS Nexus·JournalPNAS Nexus·DateJul 1, 2025

Creativity across disciplines

Combinative and transformative creativity are recognized by Julio M. Ottino as essential components of creative breakthroughs. Historical figures such as Filippo Brunelleschi and Niels Bohr demonstrate creative fluidity, while AI's limitations in transformationally creative tasks are discussed.

SourcePNAS Nexus·JournalPNAS Nexus·DateJul 1, 2025

Aston University research: Parents should encourage structure and independence around food to support children’s healthy eating

New research from Aston University suggests that parents can help promote healthy eating in their children by creating structure and independence around mealtime. The study recommends prioritizing health, maintaining a calm atmosphere during meals, and setting regular meal times to encourage supportive feeding practices.

SourceAston University·JournalInternational Journal of Behavioral Nutrition and Physical Activity·TypeObservational study·DateJul 1, 2025

Phosphatase dysregulation in cancer and therapeutic opportunities

Dysregulation of phosphatases modulates various signaling pathways, including RAS/MAPK, PI3K, HIPPO, and JAK/STAT. This review highlights the tumour suppressive, tumour promoting, and context-dependent activities of phosphatases, as well as their roles in reshaping the tumour microenvironment through exosomal miRNA secretion.