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Science News Archive February 2025 - Page 23


Page 23 of 44

Novel catalyst development for sustainable ammonia synthesis

Researchers unveil Ba-Si orthosilicate oxynitride-hydride as a transition metal-free catalyst, offering a more sustainable approach to ammonia production. The novel catalyst demonstrates exceptional stability and higher activity than conventional ruthenium-loaded MgO catalysts.

SourceInstitute of Science Tokyo·JournalNature Chemistry·TypeExperimental study·DateFeb 17, 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.

Near-complete skull discovery reveals ‘top apex’, leopard-sized “fearsome” carnivore

A nearly complete skull of the ancient apex carnivore Bastetodon has been discovered in the Egyptian desert, revealing a new species of hyaenodonta. The discovery sheds light on the evolution of hyaenodonts and their global distribution, with findings suggesting they spread from Africa to Asia, Europe, India, and North America.

SourceTaylor & Francis Group·JournalJournal of Vertebrate Paleontology·DateFeb 17, 2025

Researchers identify DNA changes, biological pathways associated with inherited cancer risk

A large-scale screen of single nucleotide variants has identified 380 variants controlling cancer-associated genes. These variants regulate biological pathways such as DNA repair, energy production, and cell microenvironment interaction. The findings suggest new therapeutic targets for preventing or stopping cancer growth.

SourceStanford Medicine·JournalNature Genetics·TypeObservational study·DateFeb 17, 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.

A geometric deep learning method for decoding brain dynamics

Researchers have created a geometric deep learning approach called MARBLE that can infer latent brain activity patterns across experimental subjects. The method uses dynamic motifs to analyze neural population recordings and has been shown to be more interpretable than other machine learning methods.

SourceEcole Polytechnique Fédérale de Lausanne·JournalNature Methods·TypeComputational simulation/modeling·DateFeb 17, 2025

Computer vision enhances the potential of ultrabroadband imaging in non-destructive testing

Researchers developed a synergetic strategy combining millimeter-wave-terahertz-infrared photo-monitoring and computer-vision three-dimensional modeling for ubiquitous non-destructive inspections. The approach allows for material composition identifications and structural reconstructions of composite multi-layered objects.

SourceChuo University·JournalAdvanced Materials Technologies·TypeExperimental study·DateFeb 16, 2025

Implantable physical sensors for in vivo organ monitoring

Implantable physical sensors monitor temperature, force, flow, and pressure to facilitate timely diagnosis and advanced health management. These sensors have the potential to revolutionize medical practices by enabling direct, real-time acquisition of critical physiological signals.

SourceShanghai Jiao Tong University Journal Center·JournalMed-X·DateFeb 16, 2025
Apple iPhone 17 Pro

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

KIT invests in spin-off validaitor

Validaitor offers a unique platform for AI governance, risk management, and automated testing, reducing certification costs by up to 80%. KIT's investment supports the development of trustworthy AI solutions, combining expertise in cybersecurity and energy sectors.

SourceKarlsruher Institut für Technologie (KIT)·DateFeb 16, 2025

Opportunistic car recalls could damage brands

Research from Edith Cowan University found that opportunistic recalls, where dealerships try to upsell during the process, lead to negative brand personality and protest behavior. However, protests can paradoxically strengthen customer loyalty if companies effectively manage the recall issue and engage with customers.

SourceEdith Cowan University·JournalJournal of Retailing and Consumer Services·TypeSurvey·DateFeb 16, 2025

Advances in wearable energy storage and harvesting systems

Recent advancements in materials science have led to the creation of flexible and lightweight energy storage solutions, overcoming traditional battery limitations. These integrated systems facilitate continuous operation of sensors and processors vital for real-time health monitoring, minimizing reliance on external power sources.

SourceShanghai Jiao Tong University Journal Center·JournalMed-X·DateFeb 16, 2025

Biomass and diversity in Africa’s dry forests vastly underestimated

A new study reveals that understorey small trees and shrubs contribute significantly to biomass and diversity in African dry forests. The research found that these layers can hold substantial amounts of woody biomass, with species richness decreasing as overstorey biomass increases.

SourceKeAi Communications Co., Ltd.·JournalForest Ecosystems·TypeData/statistical analysis·DateFeb 16, 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.

Ushering in the era of a 1,000-km driving range for electric vehicles! DGIST has successfully developed high-capacity high-safety anode materials

Researchers at DGIST have developed high-capacity, high-safety anode materials that can significantly increase the driving range of electric vehicles. By setting a high initial activation charging voltage, they prevented nano-cracks and structural collapse, leading to improved battery performance and safety.

SourceDGIST (Daegu Gyeongbuk Institute of Science and Technology)·JournalACS Nano·DateFeb 16, 2025

Low-cost and efficient consistency with adaptive synchronization for metadata replication

A new consistency framework with adaptive synchronization is proposed to improve metadata operation performance and scalability. The framework decoupled directory from file metadata and uses different synchronization methods for directory trees and file metadata, enabling fine-grained tracking of access conflict status.

SourceHigher Education Press·JournalFrontiers of Computer Science·TypeExperimental study·DateFeb 16, 2025

ChromTR: Chromosome detection in raw metaphase cell images via deformable transformers

ChromTR leverages semantic feature learning and class distribution learning to automate chromosome detection in raw metaphase cell images. The framework demonstrates superior performance compared to existing methods on R-band and G-band datasets, showcasing improvements in mean average precision, precision, recall, and error reduction.

SourceHigher Education Press·JournalFrontiers of Medicine·TypeExperimental study·DateFeb 16, 2025
DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

Simple solutions for hydrogen production to plastic recycling using sugar-derived components and supramolecular technology

Researchers from DGIST develop a catalytic technology that effectively removes additives hindering plastic recycling, using sugar-derived cyclodextrin. This breakthrough provides an alternative to complex processes and suggests expandability into environmental remediation.

SourceDGIST (Daegu Gyeongbuk Institute of Science and Technology)·JournalChemical Engineering Journal·DateFeb 16, 2025

Cone snail toxin inspires new method for studying molecular interactions

Researchers have developed a new pipeline using artificial intelligence to predict which proteins natural toxins will affect, with implications for ecological research and drug development. The method uses AI models to analyze water molecule movement around potassium channels, identifying specific targets of the cone snail toxin.

SourceBiophysical Society·DateFeb 15, 2025

Designing antivirals for shape-shifting viruses

Researchers have developed a new computational modeling approach to capture the complex shapes that viral proteins can adopt. By applying this approach to a key protein involved in COVID-19 replication, scientists have created a detailed picture of its dynamic behavior.

SourceBiophysical Society·DateFeb 15, 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.

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.

A diabetes, heart failure, and kidney disease medication is the first of its kind to significantly reduce both heart attacks and strokes

A new medication approved to treat type 2 diabetes and kidney disease also significantly reduces the risk of heart attacks and strokes among these patients. Sotagliflozin, a sodium-glucose cotransporter inhibitor, blocks proteins that help control blood sugar levels and has been shown to reduce cardiovascular events by 23%.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalThe Lancet·TypeRandomized controlled/clinical trial·DateFeb 14, 2025

Marine mystery solved: How anemonefish avoid stings from their sea anemone hosts

Researchers have discovered that anemonefish have evolved to maintain very low levels of sialic acid in their skin mucus to avoid triggering the release of nematocysts in their sea anemone hosts. This adaptation allows them to safely coexist with sea anemones, which also lack these sugar compounds in their own mucus.

SourceOkinawa Institute of Science and Technology (OIST) Graduate University·JournalBMC Biology·TypeExperimental study·DateFeb 14, 2025

Innovative design techniques for better performance of wireless transmitters

Researchers from Science Tokyo developed three design techniques to enhance power efficiency and data rates in wireless transmitters, enabling synergistic operation of electronic devices. The techniques avoid the power-hungry CORDIC circuit block and ensure linearity in amplitude and phase modulation.

SourceInstitute of Science Tokyo·TypeExperimental study·DateFeb 14, 2025

New blood test could improve Alzheimer’s Disease diagnosis, research finds

A new blood test has shown promise in improving the accuracy of Alzheimer's Disease diagnosis, with results comparable to established CSF biomarkers. The study found that measuring plasma p-tau217 was over 90% accurate, potentially replacing invasive diagnostic methods for up to half of patients.

SourceTrinity College Dublin·JournalAlzheimer s & Dementia Diagnosis Assessment & Disease Monitoring·TypeExperimental study·DateFeb 14, 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.

Most comprehensive study on U.S. health care spending by county reveals wide variation

The most comprehensive study on US health care spending by county reveals drastic fluctuations in expenses from coast to coast. The analysis found that Nassau County in New York City's metropolitan area has the highest per capita health care expenditure at $13,332, while Clark County in Idaho has the lowest at $3,410.

SourceInstitute for Health Metrics and Evaluation·JournalJournal of the American Medical Association·TypeObservational study·DateFeb 14, 2025

A chemical approach to expand the developmental potentials of conventional human pluripotent stem cells

Scientists discovered a novel method to activate extraembryonic trophoblast potentials in conventional human pluripotent stem cells through transient treatment of epigenetic regulators. This approach holds promise for advancing understanding and treatment of diseases related to placental development.

SourceScience China Press·JournalScience China Life Sciences·TypeExperimental study·DateFeb 14, 2025

Complex evolution: advanced cognitive abilities in birds

Researchers mapped bird brain regions and found similar cellular composition and evolution across species. Certain excitatory neurons have a common evolutionary origin, challenging existing assumptions about brain region evolution.

SourceHeidelberg University·JournalScience·DateFeb 14, 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.

Immunotherapy against melanoma: efficacy can be predicted with a chip

Researchers have developed a 'gut-on-chip' model that replicates intestinal inflammation and predicts response to immunotherapy in melanoma patients. The device differentiates between major intestinal populations and reproduces realistic environments.

SourcePolitecnico di Milano·JournalNature Biomedical Engineering·TypeExperimental study·DateFeb 14, 2025

Unlocking the potential of extracellular vesicles in oral health

A comprehensive review explores the diverse roles of extracellular vesicles in oral health, highlighting their potential in disease detection, targeted therapies, and tissue regeneration. Engineered exosomes show significant clinical potential in areas such as tumor treatment and repair.

SourceMaximum Academic Press·JournalInternational Journal of Oral Science·DateFeb 14, 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.

Contextual analysis for recommending code reviewers

Researchers developed Code Context Based Reviewer Recommendation (CCB-RR) to identify suitable reviewers. The model analyzes file paths and keywords from changesets, achieving high accuracy rates in recommending code reviewers.

SourceHigher Education Press·JournalFrontiers of Computer Science·TypeExperimental study·DateFeb 14, 2025

Terabytes of data in a millimeter crystal

The UChicago Pritzker Molecular Engineering team has developed a technique to store classical computer memory in crystal gaps where atoms should be, enabling terabytes of data storage in a small millimeter-sized cube. This innovation combines quantum techniques with solid-state physics to revolutionize classical non-quantum computers.

SourceUniversity of Chicago·JournalNanophotonics·DateFeb 14, 2025

Outstanding Cal Poly public health faculty member and global health advocate among first Faculty Excellence Award honorees

Joni Roberts, a Cal Poly Assistant Professor, has been chosen as the first recipient of the Faculty Excellence Award for her exceptional dedication to public health education and global health advocacy. Her research addresses health disparities and promotes equity, while her teaching spans the public health curriculum.

SourceCalifornia Polytechnic State University·DateFeb 14, 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.

Scientists use distant sensor to monitor American Samoa earthquake swarm

Researchers used a remote seismic station to detect and characterize an earthquake swarm in American Samoa, producing a new catalog of events. The technique employed, combining single-station data with deep-learning models, can be useful in sparse monitoring regions.

SourceSeismological Society of America·JournalThe Seismic Record·TypeObservational study·DateFeb 14, 2025

Protective role of mitochondrial protein Mitofusin 2 in cellular health revealed

Researchers have discovered Mitofusin 2's unexpected function in maintaining protein quality within cells, interacting with the proteasome and chaperones to prevent toxic aggregates. This novel connection has far-reaching implications for treating CMT and other neurodegenerative diseases.

SourceUniversity of Cologne·JournalNature Communications·TypeExperimental study·DateFeb 14, 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.

Harnessing device architecture for enhanced terahertz harmonic generation

Researchers have developed novel strategies to enhance THz nonlinearities in graphene-based structures, increasing third harmonic generation up to 30 times. A multilayered design and metasurface substrates were used to amplify the THz field, leading to a two-order magnitude increase in efficiency.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateFeb 14, 2025

Vegetation Ecology and Diversity: more than a new name

The journal of the Italian Society of Vegetation Science has changed its name to Vegetation Ecology and Diversity, launching a new website and introducing new Topical Collections. The journal now offers publication fee waivers and discounts for young researchers.

SourcePensoft Publishers·DateFeb 14, 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.

Researchers develop a five-minute quality test for sustainable cement industry materials

Researchers developed a five-minute quality test for sustainable cement industry materials, reducing testing time from seven days to just five minutes. The test uses colorimetry and camera technology for real-time quality control of calcined clays, which can partially replace ordinary Portland cement.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalCement and Concrete Research·TypeExperimental study·DateFeb 14, 2025

Three Texas A&M professors elected to National Academy Of Engineering

Texas A&M University professors Drs. Vanderlei Bagnato, Rodney Bowersox and Don Lipkin have been elected to the National Academy of Engineering (NAE) Class of 2025 for their outstanding contributions to engineering practice, research and education. The NAE recognition underscores the exceptional talent within the faculty.

SourceTexas A&M University·DateFeb 14, 2025

Ketamine: From club drug to antidepressant?

Researchers have uncovered ketamine's mechanism of action, revealing how it affects the brain's NMDA receptors. The study provides hope for synthesizing new versions of the drug with fewer harmful side effects.

SourceCold Spring Harbor Laboratory·JournalNeuron·DateFeb 14, 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.