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Science News Archive November 2024 - Page 40


Page 40 of 44

How animal tracking data can help preserve biodiversity

Researchers use animal tracking devices to monitor individual animals' locations over time, gaining detailed information on the specific impacts of threats like pollution and climate change. This data enables targeted interventions to make a positive effect on wildlife populations.

SourceUniversity of Michigan·JournalTrends in Ecology & Evolution·DateNov 5, 2024

Chilling conquest: Aqueous batteries get a sun-powered warm-up

Researchers have developed an aqueous battery that operates efficiently in sub-zero temperatures using photothermal current collectors and suspension electrodes. The system generates heat from sunlight, raising the battery's core temperature to maintain stable performance in cold climates.

SourceTsinghua University Press·JournalEnergy Materials and Devices·DateNov 5, 2024
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.

Health experts push for the elimination of a ‘remarkably harmful toxin’

Researchers call for a phase-out of lead by 2035 due to its health and economic costs, with a focus on reducing exposure in marginalized communities. Alternative technologies like lithium-ion batteries hold promise for replacing lead-acid batteries, but accessibility remains a challenge.

SourceStanford University·JournalThe Lancet Public Health·DateNov 5, 2024

Study of Arab tribes should not be abandoned, study says

A new study suggests that the study of Arab tribes should not be abandoned due to their ongoing relevance in daily life. The term 'tribe' has been discredited by researchers but holds resonance for many citizens in the Arab world.

SourceUniversity of Exeter·JournalFrontiers in Political Science·TypeMeta-analysis·DateNov 5, 2024

A review of advanced field weakening control strategies of PMSMs

Researchers have summarized advanced field weakening (FW) control strategies for permanent magnet synchronous motors (PMSMs), including offline calculation methods, online computational methods, and model predictive control (MPC)-related methods. The studies highlight the importance of balancing computational difficulty with control ro...

SourceCES Transactions on Electrical Machines and Systems·JournalCES Transactions on Electrical Machines and Systems·TypeLiterature review·DateNov 5, 2024
Meta Quest 3 512GB

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

Review of thermal design of SiC power module for motor drive in electrical vehicle application

The paper reviews thermal design of SiC power modules for motor drives in electric vehicles, focusing on optimizing irregular Pinfin structures and collaborative design with DC bus capacitors and motors. Irregular Pinfin arrangements can enhance heat transfer efficiency and reduce pressure drops compared to regular layouts.

SourceCES Transactions on Electrical Machines and Systems·JournalCES Transactions on Electrical Machines and Systems·TypeLiterature review·DateNov 5, 2024

Leveraging machine learning to find promising compositions for sodium-ion batteries

A team of scientists leveraged machine learning to find promising compositions for sodium-ion batteries, achieving exceptional energy density. The study trained a model on a database of 100 samples to predict the optimal ratio of elements needed to balance properties like operating voltage and capacity retention.

SourceTokyo University of Science·JournalJournal of Materials Chemistry A·TypeExperimental study·DateNov 5, 2024
Apple iPhone 17 Pro

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

Ensuring a bright future for diamond electronics and sensors

Scientists at DOE's Princeton Plasma Physics Laboratory perfect processes for growing diamond at lower temperatures without sacrificing quality. The breakthrough could enable the implementation of diamond in silicon-based manufacturing, opening a door for advanced electronics and sensors.

SourceDOE/Princeton Plasma Physics Laboratory·JournalDiamond and Related Materials·DateNov 5, 2024

What’s chubby enough for lower disability after stroke?

A recent study published in Topics in Stroke Rehabilitation found that slightly overweight stroke survivors (BMI 22.1-27.5 kg/m²) have a lower risk of sustaining disabilities compared to those with normal weight. The research suggests that a higher-than-normal BMI may be beneficial for recovering from a stroke with less disability.

SourceKobe University·JournalTopics in Stroke Rehabilitation·TypeData/statistical analysis·DateNov 5, 2024

The heaviest element ever chemically studied — Experiments at GSI/FAIR succeed in determining properties of moscovium and nihonium

Researchers have determined the chemical properties of moscovium and nihonium, which are more reactive than flerovium. The study uses a newly developed setup for chemical separation and detection to observe the very short-lived moscovium-288 and its daughter nihonium-284.

SourceGSI Helmholtzzentrum für Schwerionenforschung GmbH·JournalFrontiers in Chemistry·TypeExperimental study·DateNov 5, 2024
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.

Gendered bilingualism in post-colonial Korea

Research finds that Korean newspapers often focused on women learning Japanese for work and social purposes, not just reading novels. The ability to speak Japanese gave women new opportunities and challenged traditional roles in Korea.

SourceOsaka Metropolitan University·JournalAsian Studies Review·TypeNews article·DateNov 5, 2024
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.

Firms that read more perform better

A new study by the Complexity Science Hub finds that firms with higher levels of information consumption outperform their peers financially and are more innovative. The research reveals an 'economy of scale' in news consumption, where larger firms read a greater number of unique pieces of news.

SourceComplexity Science Hub·JournalRoyal Society Open Science·TypeData/statistical analysis·DateNov 5, 2024

Synthesis of a cost-effective, high-durability non-noble metal alloy anode as an alternative to iridium oxide anodes

Researchers developed a high-entropy alloy anode composed of nine non-precious metal elements, demonstrating remarkable durability and low production cost. The new anode outperforms conventional iridium oxide anodes in organic hydride electrolytic synthesis, potentially advancing large-scale hydrogen supply chain development.

SourceUniversity of Tsukuba·JournalChemSusChem·DateNov 5, 2024

Delegable zk-SNARKs with proxies

Delegable zk-SNARKs with proxies enable secure proof generation by sharing partial witnesses among multiple parties, achieving computational soundness and perfect zero knowledge.

SourceHigher Education Press·JournalFrontiers of Computer Science·TypeExperimental study·DateNov 5, 2024

High consumption of ultra-processed foods linked to accelerated biological aging

Researchers found a significant association between high ultra-processed food intake and accelerated biological aging in participants. The study analyzed data from over 22,000 individuals and used blood biomarkers to measure biological age.

SourceIstituto Neurologico Mediterraneo Neuromed I.R.C.C.S.·JournalAmerican Journal of Clinical Nutrition·TypeObservational study·DateNov 5, 2024
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.

Ancient immune defense system plays an unexpected role in cancer, MSK researchers find

Recent studies by MSK researchers show that the innate immune system helps maintain genome stability during DNA replication, and chronic activation can contribute to tumor development. The findings also suggest that problems with a protein complex called Mre11 can create an environment where cancer is more likely to occur.

SourceMemorial Sloan Kettering Cancer Center·JournalGenes & Development·DateNov 5, 2024

At the top of the world, lead pollution reaches even pristine glaciers

A new study by Ohio State University researchers has detected lead pollution in ice cores from the Guliya ice cap in northwestern Tibet, revealing a significant change in its origin beginning in 1974. This shift was likely caused by stricter emissions policies implemented in the US during that time period.

SourceOhio State University·JournalCommunications Earth & Environment·DateNov 5, 2024

Women's education influences fertility rates in sub-Saharan Africa

A new study reveals a strong correlation between women's education and lower fertility rates in sub-Saharan Africa. The research team developed a method to forecast education-specific fertility trends, finding that higher levels of female education lead to lower fertility rates.

SourceInternational Institute for Applied Systems Analysis·JournalProceedings of the National Academy of Sciences·DateNov 5, 2024
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.

Reconstructing plesiosaur swimming styles with bio-mimetic control

Researchers from Tohoku University and partners developed a decentralized control system to analyze plesiosaur locomotion, accounting for motion adjustment. The system successfully recreated coordinated flippers patterns in response to changes in flapping cycle and morphology.

SourceTohoku University·JournalScientific Reports·DateNov 5, 2024

First peek at nuclear shape transitions

Researchers at University of Copenhagen used experimental data to predict hitherto unchartered changes in the shape of nuclei, shedding light on nuclear structure and strong interactions. The study used a high-energy collision experiment at CERN's LHC to analyze the resulting products and reconstruct the processes.

SourceUniversity of Copenhagen - Faculty of Science·JournalPhysical Review Letters·TypeObservational study·DateNov 5, 2024

In search of the perfect materials for fusion reactors

Researchers used computational methods to screen potential plasma-facing materials for fusion reactors, considering factors like thermal resistance and neutron bombardment. A shortlist of 21 materials was identified, including tungsten, diamond, and tantalum nitride, which showed promise for divertor applications.

SourceNational Centre of Competence in Research (NCCR) MARVEL·JournalPRX Energy·TypeComputational simulation/modeling·DateNov 5, 2024

Bach, Mozart or jazz

Researchers analyzed over 450 jazz improvisations and 99 classical compositions to quantify musical pitch sequence similarity. They found high predictability until a time limit, after which sequences become unpredictable and variable.

SourceMax Planck Institute for Dynamics and Self-Organization·JournalNature Communications·DateNov 5, 2024

Epigenetic silencing of BEND4, a novel DNA damage repair gene, is a synthetic lethal marker for ATM inhibitor in pancreatic cancer

Researchers discovered epigenetic silencing of BEND4 as a synthetic lethal marker for ATM inhibitors in pancreatic cancer. This approach targets the tumor suppressor gene, enhancing treatment efficacy. The study found significant association between BEND4 methylation and poor tumor differentiation.

SourceHigher Education Press·JournalFrontiers of Medicine·TypeExperimental study·DateNov 5, 2024
Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

Microbes in mouth reflect lifestyle choices

A recent study published in the journal Microbiome found that lifestyle factors, such as diet and smoking habits, significantly impact the composition of beneficial bacteria in the mouth. The research team analyzed saliva samples from individuals representing different subsistence strategies in Nepal and discovered a correlation betwee...

SourcePenn State·JournalMicrobiome·DateNov 5, 2024

Structural safety monitoring of buildings with color variations

Researchers developed a film-type strain sensor incorporating nano-fabrication technology, enabling precise real-time measurement of structural deformation and stability. The sensor converts mechanical deformation into visual color changes through nano-patterns.

SourceNational Research Council of Science & Technology·JournalACS Applied Nano Materials·DateNov 5, 2024

An extra year of education does not protect against brain aging

Researchers at Radboud University Medical Center found that an extra year of education does not protect against brain aging and has no effect on brain structure. Despite positive correlations between education and cognitive benefits, the study suggests caution in assigning causation when only correlation is observed.

SourceRadboud University Medical Center·JournaleLife·DateNov 5, 2024

A mother’s health problems pose a risk to her children

A recent study found that children born to mothers with polycystic ovary syndrome (PCOS) are at a higher risk of lower birth weight, shorter stature, and smaller head circumference. The researchers believe that the placenta's inability to meet the baby's demands due to PCOS-related hormonal imbalances may be the cause.

SourceNorwegian University of Science and Technology·JournalJAMA Network Open·TypeRandomized controlled/clinical trial·DateNov 5, 2024
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 NSF grant seeks to understand resilience to stress

The team plans to use a multidisciplinary approach to characterize brain mechanisms that underlie resiliency, aiming to develop better therapies and address public need. Most individuals exposed to high levels of stress and trauma are able to avoid serious mental illness, suggesting that biological resilience is prevalent.

SourceCarl R. Woese Institute for Genomic Biology, University of Illinois at Urbana-Champaign·DateNov 5, 2024

Sustainable hydrophobic cellulose could soon be a reality!

Researchers developed a sustainable, high-performance material suitable for packaging and biomedical devices by exploiting the mechanical properties of cellulose nanofibres. Adding small peptides improves their mechanical performance and water-resistance.

SourcePolitecnico di Milano·JournalJournal of Materials Chemistry B·TypeExperimental study·DateNov 5, 2024
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.

How hypoxia helps cancer spread

Scientists at Johns Hopkins Medicine identified 16 genes that breast cancer cells use to survive in the bloodstream, including MUC1, which is already in clinical trials. The research showed that hypoxic cells are able to migrate to higher oxygen levels and form metastasis in the body, leading to a worse prognosis.

SourceJohns Hopkins Medicine·JournalNature Communications·DateNov 5, 2024

Downward mobility from top backgrounds even rarer than previously thought

Research from the University of Kent finds that social mobility in the UK is limited, with only a tiny fraction of children from top backgrounds ending up in working class occupations. The study also highlights pronounced gender differences, with women often inheriting their parents' social status but not financial advantage.

SourceUniversity of Kent·JournalSocial Science Research·TypeSurvey·DateNov 5, 2024

Scanning synaptic receptors: A game-changer for understanding psychiatric disorders

Researchers developed a method to visualize AMPA receptors using PET scans, revealing differences in density and distribution between healthy subjects and those with psychiatric disorders. This discovery may lead to new diagnostic and therapeutic approaches for conditions like schizophrenia, bipolar disorder, and autism spectrum disorder.

SourceYCU Advanced Medical Research Center·JournalMolecular Psychiatry·TypeObservational study·DateNov 5, 2024

New study challenges social media’s mental health impact

A new Curtin University study found that time spent on social media has a negligible effect on mental health indicators such as depression, anxiety, and stress. The research suggests that the relationship between social media use and mental health is complex, with some platforms having different effects on users.

SourceCurtin University·JournalSocial Science & Medicine·TypeObservational study·DateNov 5, 2024
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.

UC San Diego researchers develop low-cost, scalable passive sensors

Researchers at UC San Diego have developed battery-free RFID sensors that enable real-time sensing and tracking of environmental parameters like temperature and humidity. These sensors have the potential to revolutionize various industries such as agriculture, athletics, and occupancy detection.

SourceUniversity of California - San Diego·TypeComputational simulation/modeling·DateNov 5, 2024

Three pathways to achieve global climate and sustainable development goals

A new study by Potsdam Institute for Climate Impact Research and IIASA scientists suggests that there are three promising routes to make significant progress towards the UN Sustainable Development Goals and the Paris Agreement. The study's results show that all three pathways are far more effective than current 'business as usual' scen...

SourceInternational Institute for Applied Systems Analysis·JournalEnvironmental Research Letters·DateNov 5, 2024

Deaf male mosquitoes don’t mate

Researchers at UC Santa Barbara created deaf mosquitoes and found that males had no interest in mating, even when left with females for days. The absence of a single gene, trpVa, is responsible for this effect, which could have major implications for managing disease transmission by controlling mosquito populations.

SourceUniversity of California - Santa Barbara·JournalProceedings of the National Academy of Sciences·DateNov 5, 2024

A new approach to modeling complex biological systems

A team of MIT engineers has developed a new computational method for analyzing complex biological systems, including the immune system's response to tuberculosis vaccination. The approach uses probabilistic graphical networks to identify key interactions and mechanisms, shedding light on how vaccines induce immunity.

SourceMassachusetts Institute of Technology·JournalCell Systems·DateNov 5, 2024
Fluke 87V Industrial Digital Multimeter

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

Gut microbes play a key role in regulating stress responsiveness throughout the day, research finds

A pioneering study has uncovered the vital role that gut microbiota plays in regulating stress responses by interacting with the body's circadian rhythms. The findings open the door for developing new microbial-based therapies to help individuals better manage stress-related mental health conditions.

SourceUniversity College Cork·JournalCell Metabolism·TypeRandomized controlled/clinical trial·DateNov 5, 2024

Scientists identify immune molecule that keeps metabolism in tune and on time

Researchers identify interleukin-17A as a key regulator of fat storage, carrying implications for addressing obesity and preventing wasting. The discovery highlights the interaction between the immune system and circadian rhythms, which may hold therapeutic potential for metabolic disorders.

SourceTrinity College Dublin·JournalNature·TypeExperimental study·DateNov 5, 2024

Modeling the system for hybrid renewable energy using highly efficient converters and generator

The paper proposes a novel method for modeling hybrid renewable energy systems using high-efficiency converters and generators. The research results show that the front-end converter is suitable for isolating sources from loads and enhancing DC bus voltage, with simple control algorithms and reduced switching losses.

SourceCES Transactions on Electrical Machines and Systems·JournalCES Transactions on Electrical Machines and Systems·TypeComputational simulation/modeling·DateNov 5, 2024
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.

Kagome breaks the rules at record breaking temperatures

Scientists at the Paul Scherrer Institute have found a quantum phenomenon known as time-reversal symmetry breaking occurring at the surface of the Kagome superconductor RbV₃Sb₅ at temperatures up to 175 K. This discovery sets a new record for the temperature at which this phenomenon is observed among Kagome systems.

SourcePaul Scherrer Institute·JournalNature Communications·TypeExperimental study·DateNov 5, 2024

Foam cells in brain tumours

Glioblastoma is a deadly form of brain cancer affecting 500 Swedes annually. Researchers have identified 'foam cells' that aid tumour growth by releasing signal substances and promoting blood vessel formation.

SourceLund University·JournalScience Translational Medicine·DateNov 5, 2024

Groundbreaking study provides new evidence of when Earth was slushy

A groundbreaking study led by Virginia Tech provides the first direct geochemical evidence of a massive, rapid melting period on Earth after the last global ice age. The researchers analyzed lithium isotopes in carbonate rocks formed during this time and found strong evidence for freshwater meltwater interacting with the ocean.

SourceVirginia Tech·JournalProceedings of the National Academy of Sciences·DateNov 5, 2024