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Science News Archive February 2025 - Page 4


Page 4 of 44

Test identifies prior infection by zika virus and all four dengue virus serotypes

Researchers developed a simple test that detects antibodies against four dengue virus serotypes and zika virus. The test achieved high sensitivity (87.8%) and specificity (91.4%), indicating its potential to monitor specific antibodies produced in response to exposure to the viruses.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalJournal of Medical Virology·DateFeb 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.

Texas-France space hub aims to innovate space commerce and research

The Texas-France Space Hub is a three-year initiative that fosters global partnerships in aerospace, expanding commercial space presence in both countries. The program includes a six-month accelerator program based in Paris and Houston, helping emerging French companies connect with industry leaders and essential resources.

SourceRice University·DateFeb 27, 2025

CRISPR technologies: Revolutionizing regenerative medicine

Gene editing with CRISPR/Cas9 is revolutionizing regenerative medicine by offering precise modifications to the genome, including knock-ins, knockouts, and transcriptional activation. This technology has shown promise in treating genetic diseases and enhancing tissue functions.

SourceHigher Education Press·JournalEngineering·DateFeb 27, 2025

Decoding the link between colorectal cancer risk and steatotic liver disease

A nationwide study found that patients with alcoholic liver disease have a significantly higher risk of developing colorectal cancer. The study highlights the importance of comprehensive CRC screening and risk stratification based on new consensus-based definitions of liver disease.

SourceShinshu University·JournalClinical Gastroenterology and Hepatology·TypeObservational study·DateFeb 27, 2025

Influenza vaccine offers moderate protection against influenza A virus strains dominant in most European countries during the 2024/2024 season, according to early estimates

The influenza vaccine provided moderate protection against influenza A strains, but strong protection against influenza B. The vaccine was most effective in preventing severe disease among children and adolescents, with a high effectiveness rate.

SourceEuropean Centre for Disease Prevention and Control (ECDC)·JournalEurosurveillance·TypeData/statistical analysis·DateFeb 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.

Studying locusts in virtual reality challenges models of collective behavior

A recent VR study on locusts' navigation challenges classical models of collective swarming behavior, revealing internal cognitive decision-making processes. The findings suggest that locusts do not follow fixed interaction rules as previously thought, but instead respond to their sensory environment with probabilistic decision-making.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateFeb 27, 2025

Cambridge initiative to address risks of future engineered pandemics

The University of Cambridge has launched an Engineered Pandemics Risk Management Programme to address the urgent challenge of managing future engineered pandemics. The programme aims to build a network of experts from academia, government, and industry to understand social and biological factors that drive engineered pandemic risks.

SourceUniversity of Cambridge·DateFeb 27, 2025

Prevalence and control of diabetes among US adults

The study found that the prevalence of adults with diabetes did not significantly change between 2013 and 2023. However, glycemic control among those with diagnosed disease worsened, particularly among young adults. This trend is concerning due to its potential impact on lifetime risk of cardiovascular events.

SourceJAMA Network·JournalJAMA·DateFeb 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.

A lightweight flexible alloy for extreme temperatures

Researchers at Tohoku University have developed a Ti-Al-based superelastic alloy with exceptional strength and flexibility, operating from -269°C to +127°C. This breakthrough material holds significant potential for applications in space exploration and medical technology.

SourceTohoku University·JournalNature·DateFeb 27, 2025

Scientists match Earth’s ice age cycles with orbital shifts

A team of researchers has matched Earth's ice age cycles with orbital shifts, predicting the onset of the next ice age in approximately 10,000 years. The study analyzes a one-million-year record of climate change and finds a predictable pattern for glacial and interglacial periods.

SourceUniversity of California - Santa Barbara·JournalScience·DateFeb 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.

Improving relationships between dads and daughters... it's a walk in the park

A new study by Dr John Day of the University of Essex found that physical activity provides a common ground for fathers and daughters to develop deep emotional connections. The research discovered that societal shifts in what it means to be a dad, combined with increased focus on exercise, have led to this transformation.

SourceUniversity of Essex·JournalFamilies Relationships and Societies·TypeObservational study·DateFeb 27, 2025

Genetic switch could help control leaf growth in poor soils

A new study identified a genetic circuit controlling individual leaf growth and adaptation to environmental conditions. Microbes on plant leaves influence leaf growth independently of nutrient and soil properties.

SourceUniversity of Nottingham·JournalCell Host & Microbe·TypeExperimental study·DateFeb 27, 2025

Primary school children outperform all other age groups

Children of primary school age demonstrate highest learning performance in associative learning, outperforming adults and adolescents. Repeated exposure to learned material enhances learning performance across age groups.

SourceRuhr-University Bochum·JournalCommunications Psychology·DateFeb 27, 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.

Scientists discover key protein in resilience to stress

A study published in Nature Neuroscience found that overexpressing cannabinoid receptor type 1 (CB1) in astrocytes promotes resilience to chronic social stress by reducing anxiety levels and depressive symptoms. The researchers also discovered an association between CB1 receptors and depressive symptoms in human brains.

SourceUniversité Laval·JournalNature Neuroscience·TypeExperimental study·DateFeb 27, 2025

EU Flagship project DORIAN GRAY to use pioneering AI and avatar technology to uncover links between cardiovascular disease (CVD) and mild cognitive impairment (MCI) to improve healthy ageing and survival

The project aims to uncover mechanisms bridging MCI and CVD, developing an integrated approach to promote resilience and improve overall health in the ageing population. It will use real-world data, AI, and clinical variables to enable risk stratification and personalised treatment.

SourceEuropean Society of Cardiology·DateFeb 27, 2025

A study led by the CIBEREHD group at Hospital Germans Trias demonstrates for the first time how to reduce the number of colonoscopies and improve the follow-up of patients with Crohn’s disease

A new study led by the CIBEREHD group at Hospital Germans Trias demonstrates a significant improvement in monitoring and treatment of Crohn's disease patients. By analyzing calprotectin levels, patients can avoid unnecessary repeat colonoscopies.

SourceGermans Trias i Pujol Research Institute·JournalDigestive and Liver Disease·TypeObservational study·DateFeb 27, 2025

Archaeology: Vesuvian ash cloud turned brain to glass

Researchers analyzed fragments of glass in a Herculaneum skull and concluded that it likely formed when the individual died from a super-heated ash cloud. The brain was heated above 510 degrees Celsius before rapid cooling occurred as the cloud dissipated.

SourceSpringer·JournalScientific Reports·DateFeb 27, 2025
Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

Nasal spray shows preclinical promise for treating traumatic brain injury

A nasal spray being tested for Alzheimer's disease could also reduce neuroinflammation in traumatic brain injury, according to a Mass General Brigham-led study. The treatment modulates the immune response, reducing anxiety, cognitive decline, and improving motor skills in mouse models of TBI.

SourceMass General Brigham·JournalNature Neuroscience·TypeObservational study·DateFeb 27, 2025

Pioneering work generates feline embryonic stem cells in boon for cats

Researchers at Osaka Metropolitan University have successfully generated feline embryonic stem cells, a major breakthrough for veterinary regenerative medicine. The high-quality stem cells can differentiate into various cell types and be transplanted to restore internal damage.

SourceOsaka Metropolitan University·JournalRegenerative Therapy·TypeExperimental study·DateFeb 27, 2025

Consequences of overplanting rootworm-resistant maize in the US Corn Belt

A new study estimates that overuse of Bt maize has led to significant economic losses for US farmers, with a total cost of $1.6 billion. The findings highlight the need for improved seed diversity, transparency, and farmer decision-making to sustain transgenic crop benefits.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateFeb 27, 2025

New hypothesis sheds light on global forest biodiversity maintenance

Researchers propose a new biological hypothesis that combines tree dispersal modes and mycorrhizal types to explain the latitudinal variation in forest biodiversity. Advanced spatial analysis techniques reveal a negative aggregation–abundance relationship, stronger in temperate forests, which is linked to animal seed dispersal and myco...

SourceChinese Academy of Sciences Headquarters·JournalNature·TypeExperimental study·DateFeb 27, 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.

Conjugated phthalocyanine framework-based artificial SEI for high-voltage lithium metal battery

Researchers developed a conjugated phthalocyanine framework with enhanced electron-withdrawal properties and flexibility, leading to improved capacities, rate capabilities, and cyclic stability in high-voltage lithium metal batteries. The framework also showed longer operating life and higher capacity retention.

SourceScience China Press·JournalNational Science Review·TypeExperimental study·DateFeb 27, 2025

New combination treatment strategy dramatically increases cell death in leukemia

Researchers at VCU Massey Comprehensive Cancer Center have identified an innovative combination treatment strategy that collaborates to kill AML cells. The new approach targets the SRC gene and MCL-1 protein, leading to increased cell death in leukemia cells. This discovery offers a promising new direction for leukemia treatment.

SourceVirginia Commonwealth University·JournalSignal Transduction and Targeted Therapy·TypeMeta-analysis·DateFeb 27, 2025

Sometimes, when competitors collaborate, everybody wins

Researchers developed a framework that combines competition and cooperation to help operators in multiregional networks strategically determine when and how they should work together. By investing in shared infrastructure projects, independent operators can earn more revenue and improve regional train service, benefiting users.

SourceMassachusetts Institute of Technology·DateFeb 27, 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.

Study explores how climate change impacts extreme cold events

A new study led by Qian Cheng found that unusual atmospheric circulation accounted for 83% of a record-breaking cold event in eastern China. The warming effect of climate change reduced the event's severity by up to 22%.

SourceUniversity at Albany, SUNY·Journalnpj Climate and Atmospheric Science·TypeComputational simulation/modeling·DateFeb 27, 2025

Soft actuators, smart sensors: Innovative sensor allows real-time monitoring of complex systems

The Dielectric Elastomer Sensor (DES) offers real-time pressure and vibration monitoring in soft fluidic actuators, ideal for robotics and biomedical devices. The sensor's flexibility and ability to withstand large deformations make it suitable for applications in automobile designing and structural health monitoring.

SourceShibaura Institute of Technology·JournalMeasurement·TypeExperimental study·DateFeb 27, 2025

Study finds support for solar energy has become politically polarized

A new analysis of social media posts reveals that public support for solar energy remains high, but has become increasingly polarized. The study found that attitudes toward solar energy are largely being driven by politics, with significant differences in support across regions and states.

SourceNorth Carolina State University·JournalJournal of Computational Social Science·TypeData/statistical analysis·DateFeb 27, 2025

Flexible COF-based porous liquid with “breathing effect”for enhancing CO2 adsorption and catalysis

Researchers have developed a COF-based porous liquid that can dynamically adjust its pore size in response to pressure change, significantly enhancing CO2 capture and catalytic conversion. This innovative material boasts a 24-fold higher efficiency for the reaction of CO₂ with propylene oxide compared to conventional methods.

SourceScience China Press·JournalNational Science Review·TypeExperimental study·DateFeb 27, 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.

Researchers call for ban on toxic chemicals in plastics

Researchers are calling for a reduction in toxic chemicals used in plastics manufacturing and a complete ban of hazardous chemicals. The study highlights the need for improved reporting, transparency, and regulation of chemicals throughout the plastics life cycle.

SourceCambridge University Press·JournalCambridge Prisms Plastics·DateFeb 27, 2025

ACC, AHA issue new acute coronary syndromes guideline

The 2025 ACC/AHA/ACEP/NAEMSP/SCAI Guideline for the Management of Patients With Acute Coronary Syndromes focuses on managing unstable angina and myocardial infarction, with recommendations on dual antiplatelet therapy and percutaneous coronary intervention. The guideline also emphasizes the importance of prompt revascularization and se...

SourceAmerican College of Cardiology·JournalJournal of the American College of Cardiology·DateFeb 27, 2025

Climate change increases the risk of tree mortality in urban boreal forests

A new study from University of Eastern Finland explores the factors contributing to tree mortality in an urban recreational forest in Helsinki. The researchers found that pine trees growing in dry areas are at a high risk of mortality, while spruce trees face a greater threat from climate-driven insect infestations.

SourceUniversity of Eastern Finland·JournalUrban Forestry & Urban Greening·DateFeb 27, 2025

Leading the charge to better batteries

A team of researchers, led by Kelsey Hatzell from Princeton University, has made breakthroughs in developing anode-free solid-state batteries. These batteries have the potential to store more energy in less space and operate with high performance at a wider range of temperatures.

SourcePrinceton University, Engineering School·JournalACS Energy Letters·TypeExperimental study·DateFeb 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.

A new mathematical model improves prediction of human mobility between cities

A new mathematical model developed by URV's SeesLab research group improves prediction of human mobility between cities. The model combines machine learning techniques, statistical physics and Bayesian statistics to efficiently balance complexity and accuracy.

SourceUniversitat Rovira i Virgili·JournalNature Communications·TypeComputational simulation/modeling·DateFeb 27, 2025

Unraveling how a 'magnetic twist' induces one-way electric flow

Scientists at Tohoku University and collaborators have made a significant discovery about how magnetic twist induces one-way electric flow in a unique quantum material. By studying the material's electronic behavior, they found that the 'magnetic twist' directly triggers electronic band asymmetry, leading to nonreciprocal transport.

SourceTohoku University·JournalProceedings of the National Academy of Sciences·DateFeb 27, 2025
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.

Contamination detection tool enables highly sensitive water testing

Researchers have developed a highly sensitive water contamination detection tool using a cantilever-based test that can detect metals like lead and cadmium at concentrations down to two and one parts per billion. The technology merges synthetic biology and nanotechnology, enabling rapid detection of chemicals in water.

SourceNorthwestern University·JournalACS Nano·DateFeb 26, 2025

Can we find floating vegetation on ocean planets?

A study examined floating plants on ocean planets and found they display a pronounced red edge in their reflectance spectra, potentially detectable via satellite remote sensing. The characteristic seasonal variation in NDVI values suggests this method could be promising for detecting life on habitable exoplanets.

SourceNational Institutes of Natural Sciences·JournalAstrobiology·TypeObservational study·DateFeb 26, 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.

Controlling conformational changes in protein aromatic side chains

Researchers at Institute of Science Tokyo designed a protein cage system that can control and visualize orientational changes in aromatic side chains through strategic binding of fluorescent ligands. This approach enables precise control over protein dynamics while enhancing fluorescence properties, with potential applications in biomo...

SourceInstitute of Science Tokyo·JournalAdvanced Science·TypeExperimental study·DateFeb 26, 2025

A game-changer for high-resolution soil moisture mapping in rough terrain

A new downscaling method generates high-resolution surface soil moisture data for mountainous regions, correcting for topographic effects and providing accurate seamless SSM maps. This advancement revolutionizes hydrological studies, drought monitoring, and climate change research.

SourceJournal of Remote Sensing·JournalJournal of Remote Sensing·DateFeb 26, 2025

Major changes to the Sahara Desert 8,000 years ago uncovered by Moroccan stalagmites

Researchers from the University of Oxford discovered that rainfall in the Sahara Desert increased between 8,700 and 4,300 years ago, coinciding with a rise in Neolithic archaeological sites. This finding highlights the importance of a favourable climate on early pastoralist societies, which relied on rainfall for their livestock.

SourceUniversity of Oxford·JournalEarth and Planetary Science Letters·TypeCommentary/editorial·DateFeb 26, 2025

Chinese researchers make breakthrough in artificial chiral structural-color microdomes

Researchers have made a breakthrough in creating artificial chiral-structural-color materials, exhibiting iridescent colors through microscopic structures that interact with light. The new discovery enables the creation of microdomes composed of widely available polymers that produce exceptional dissymmetry and polarization selectivity.

SourceChinese Academy of Sciences Headquarters·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateFeb 26, 2025

How nitrogen reshapes root system architecture in plants?

Plants adapt root morphology to varying nitrogen conditions, influencing growth and development. Advanced techniques like X-ray computed tomography and single cell analysis may reveal genetic mysteries in crop plants.

SourceHigher Education Press·JournalFrontiers of Agricultural Science and Engineering·TypeExperimental study·DateFeb 26, 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.

Experimental and numerical analysis of the potential drop method for defects caused by dynamic loads

The study investigates how the electrodynamic proximity effect can be used to improve defect detection in Structural Health Monitoring (SHM) applications by optimizing measurement setup arrangement. The analysis reveals that proper arrangement of the setup can enhance defect sensitivity up to 300% compared to non-optimized setups.

SourceAdvanced Devices & Instrumentation·JournalAdvanced Devices & Instrumentation·TypeNews article·DateFeb 26, 2025

An emissions tale of two cities: Salt Lake City vs. Los Angeles

A study from the University of Utah found that California's stricter regulations and fuel standards led to lower carbon monoxide emissions on Los Angeles freeways. In contrast, Salt Lake City saw an increase in CO emissions due to factors like older vehicles and higher speed limits.

SourceUniversity of Utah·JournalEnvironmental Science & Technology·TypeObservational study·DateFeb 26, 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.