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Science News Archive 2024 - Page 15


Page 15 of 484

A simple plasma-based biomarker could predict liver fibrosis in Latino adolescents with obesity

Researchers discovered a novel combination of plasma-based biomarkers that can predict liver fibrosis in Latino adolescents with obesity. The study found that dihydroxyacetone phosphate (DHAP) and alanine transaminase (ALT) were significantly associated with fibrosis, suggesting a potential low-cost, noninvasive screening tool.

SourceChildren's Hospital Los Angeles·JournalJournal of Pediatric Gastroenterology and Nutrition·TypeExperimental study·DateDec 16, 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.

New research about drought impacts on wildlife can inform conservation strategies

New research predicts that wildlife species in the continental US will experience year-long droughts nearly five times as often in the coming decades. Three-year droughts may become nearly seven times more frequent, with implications for conservation strategies and wildlife management.

SourceUSDA Forest Service - Rocky Mountain Research Station·JournalCommunications Earth & Environment·TypeComputational simulation/modeling·DateDec 16, 2024

Flavonoid powerhouse: kaempferol's role in taming allergic responses

Researchers at Tokyo University of Science found that kaempferol increases RALDH2 levels in dendritic cells, promoting regulatory T-cell development and reducing inflammation. The study suggests that flavonoids like kaempferol may serve as natural remedies to alleviate allergic symptoms.

SourceTokyo University of Science·JournalAllergy·TypeExperimental study·DateDec 16, 2024
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.

The twin paradox: Developmental differences and persistent dominance roles

A new study finds that parents' perceptions shape twin dynamics, with typically developing twins taking the dominant role over their nontypically developing siblings. The research suggests that genetic similarity and asymmetry in abilities between twins drive dominance imbalances.

SourceThe Hebrew University of Jerusalem·JournalFamily Relations·TypeSurvey·DateDec 15, 2024

HKUMed innovates photocurrent-responsive coating: Cuts bone-to-implant integration time in half to just two weeks

Researchers developed a near-infrared light-responsive implant surface that accelerates bone-to-implant integration by reducing acute inflammation and promoting mesenchymal stem cell recruitment. Bone-to-implant integration was accelerated from 28 days to just 14 days, doubling the speed in animal experiments.

SourceThe University of Hong Kong·JournalAdvanced Functional Materials·TypeCase study·DateDec 15, 2024

Spatial orientation of ligands for improved biological functions

Researchers discovered that spatial orientation, facilitated by flexible linker groups, enhances biological properties in ligand-receptor interactions. Optimal ligand density and linker chain length also influence these interactions, leading to improved gene transfection efficiency.

SourceELSP·JournalBiofunctional Materials·TypeExperimental study·DateDec 15, 2024
Apple iPhone 17 Pro

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

Ditch TV and read a book: UniSA research delivers best moves to reduce dementia risk

Researchers at UniSA found that certain sedentary behaviors, like reading, are beneficial for cognitive function, while others, such as watching TV, have a negative effect. The study suggests a nuanced approach to thinking about the link between sedentary behaviors and cognitive function.

SourceUniversity of South Australia·JournalThe Journals of Gerontology Series A·TypeCase study·DateDec 15, 2024

Uncovering Salmonella dry surface biofilm

Researchers have discovered unique features of Salmonella dry surface biofilms, including a dense capsule and 'sandwich-like' structure, which contribute to their antimicrobial resistance. The study also identified potential safety concerns and developed an effective water-free antibiofilm strategy for the food industry.

SourceNational University of Singapore·JournalApplied and Environmental Microbiology·TypeObservational study·DateDec 15, 2024

TIFR Hyderabad researchers devise strategy to enhance control over separating chemical isomers

A team of researchers at TIFR Hyderabad has devised a strategy to enhance control over the separation of chemical isomers using a nanoporous metal-organic framework. This approach enables fine-tuning of molecular interactions and diffusion processes, allowing for more efficient and sustainable separation methods.

SourceTata Institute of Fundamental Research·JournalNature Communications·TypeExperimental study·DateDec 15, 2024
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.

Nanosteps order relativistic electrons to fall in line.

Researchers at Tata Institute of Fundamental Research have developed a novel method to steer relativistic electron pulses produced by femtosecond lasers. By using solid targets with nanopillars, they achieved coherent control over the electrons' directionality and formed narrow beams.

SourceTata Institute of Fundamental Research·JournalLaser & Photonics Review·TypeExperimental study·DateDec 14, 2024

Catalytic upgrading biomass-derived ethanol and acetic acid into C4 chemicals

Researchers review recent advancements in converting biomass-derived ethanol and acetic acid to C4 chemicals, highlighting active sites, reaction parameters, and mechanisms. Key findings include the conversion of ethanol to butadiene and isobutene, as well as the development of highly efficient catalysts for this process.

SourceScience China Press·JournalScience China Chemistry·DateDec 14, 2024
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.

Scientists learn how to make nanotubes that point in one direction

Researchers at Tokyo Metropolitan University have developed a new technique to grow arrayed tungsten disulfide nanotubes with aligned orientations. This breakthrough resolves the issue of jumbled orientations in collected amounts of nanotubes, enabling the exploration of exotic electric and optoelectronic properties.

SourceTokyo Metropolitan University·JournalNano Letters·DateDec 14, 2024

Porous silicon oxide electrodes: A breakthrough towards sustainable energy storage

Researchers at Doshisha University developed porous silicon oxide electrodes that improve the durability and energy density of all-solid-state batteries. The electrodes can withstand repeated charge/discharge cycles without cracking or peeling, making them a promising solution for sustainable energy storage.

SourceDoshisha University·JournalACS Applied Materials & Interfaces·TypeExperimental study·DateDec 14, 2024

Newly discovered mechanism sheds light upon aging

A team of researchers has discovered a hitherto unrecognized role of mitochondria in maintaining cellular NAD levels. Decreased NAD levels are involved in ageing processes and various pathologies, but the study reveals that cells can generally tolerate reduced NAD levels without fatal consequences.

SourceThe University of Bergen·JournalNature Metabolism·DateDec 13, 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.

For the first time, researchers detect pre-malignant pancreatic lesions with magnetic resonance imaging

A new study detects pre-malignant pancreatic lesions using Diffusion Tensor Imaging (DTI), a form of MRI, which could enable early diagnosis and effective therapies. The detection was successful in both transgenic mice and human samples, opening the way to non-invasive diagnostic tools for PanINs.

SourceChampalimaud Centre for the Unknown·JournalInvestigative Radiology·TypeExperimental study·DateDec 13, 2024

Land use in tropical regions: Biodiversity loss due to agricultural trade three times higher than thought

Researchers found that international trade has caused over 90% of biodiversity loss in tropical regions due to agricultural land conversion. The study tracked land use changes between 1995 and 2022, revealing a significant impact on species loss in countries such as Brazil, Indonesia, and Madagascar.

SourceTechnical University of Munich (TUM)·JournalNature Communications·TypeData/statistical analysis·DateDec 13, 2024
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.

Exposure to remote wildfire smoke drifting across the US linked to increased medical visits for heart and lung problems

A new study found that exposure to remote wildfire smoke drifting across the US led to a 20% increase in medical visits for heart and lung conditions. Patients who were older, non-smokers, and more socio-economically affluent were at higher risk on poor air quality days.

SourceUniversity of Maryland School of Medicine·JournalJAMA Network Open·TypeCase study·DateDec 13, 2024

Light-induced gene therapy disables cancer cells’ energy center

A new study shows targeted delivery of energy-disrupting gene therapy using nanoparticles shrinks glioblastoma brain tumors and aggressive breast cancer tumors in mice. The technology, mLumiOpto, induces light-activated electrical currents inside cells to disrupt mitochondria, leading to programmed cell death and DNA damage.

SourceOhio State University·JournalCancer Research·DateDec 13, 2024

ZEST trial offers insights for using ctDNA to predict breast cancer recurrence

The ZEST trial found that patients with detectable circulating tumor DNA (ctDNA) were more likely to have aggressive disease characteristics. To improve outcomes, researchers recommend starting ctDNA testing during treatment rather than waiting for completion, and targeting high-risk patients with tailored therapies.

SourceAmerican Association for Cancer Research·DateDec 13, 2024
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.

New method could improve cervical cancer screening

A new study from Karolinska Institutet and Queen Mary University of London has developed a method to divide HPV-positive women into three risk groups, based on the variant of the HPV virus and the amount of virus present in the self-test. This method could enhance cervical cancer screening for high-risk women.

SourceKarolinska Institutet·JournalPLOS Medicine·DateDec 13, 2024

Oxidation in glacial rivers and lakes could help mitigate methane emissions

A new study suggests that glacial rivers and lakes can consume large amounts of methane being flushed from under melting glaciers, reducing atmospheric methane emissions. This natural process, called oxidation, has the potential to mitigate the effects of climate change by up to 53%.

SourceDickinson College·JournalScientific Reports·TypeObservational study·DateDec 13, 2024

Stanford study reveals flu virus remains infectious in refrigerated raw milk

A new Stanford University study found that influenza viruses can persist in refrigerated raw milk for up to five days, raising concerns about potential transmission pathways. The researchers also discovered that the viral RNA remained detectable in raw milk for at least 57 days.

SourceStanford University·JournalEnvironmental Science & Technology Letters·DateDec 13, 2024
Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

From Yemen to Mayotte, the spread of a highly drug-resistant cholera strain

A highly drug-resistant cholera strain has been identified in Yemen and later detected in Lebanon, Kenya, Tanzania, and the Comoros Islands, including Mayotte. The strain's spread highlights the need for strengthened global surveillance of the cholera agent to monitor its resistance to antibiotics.

SourceInstitut Pasteur·JournalNew England Journal of Medicine·TypeData/statistical analysis·DateDec 13, 2024

$791,000 grant to support future nematode-resistant soybean varieties

Researchers aim to develop resilient soybean plants resistant to southern root-knot nematodes, causing $160 billion in damages annually. The project will screen hundreds of genetically diverse soybean lines worldwide to identify potential new sources of resistance.

SourceUniversity of Arkansas System Division of Agriculture·DateDec 13, 2024

Physics student statewide wins award before graduation

Pratyanik Sau, a senior at the University of Texas at Arlington, won an Outstanding Undergraduate Student Oral Presentation Award for his research on graphene using positrons. The study has implications for designing particle accelerators and fusion reactors.

SourceUniversity of Texas at Arlington·DateDec 13, 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.

Four new 6G projects to drive sustainability, resilience, and inclusive innovation

Four EU-funded 6G projects launched in January 2025 will focus on sustainable energy-efficient networks and reducing environmental impact. The SUSTAIN-6G, 6G VERSUS, AMBIENT 6G, and SNS-CO OP projects aim to create a 6G future that benefits everyone, combining technological innovation with societal and environmental priorities.

SourceUniversity of Oulu, Finland·TypeNews article·DateDec 13, 2024

Crowdsourcing hope: Book on community building shows impact of local action

The new book, 'Peace by Peace: Risking Public Action, Creating Social Change,' tells the stories of ordinary individuals who took small steps to make big changes in their local communities. Drift, a feeling of detachment and disconnection, is identified as a major challenge, but practical wisdom is proposed as a tool to counteract it.

SourcePenn State·DateDec 13, 2024

Buried landforms reveal North Sea’s ancient glacial past

Researchers used seismic data to discover glacial landforms in the North Sea, indicating an ice sheet expansion about 1 million years ago, linked to global cooling. The findings provide new insights into how past ice sheets responded to climate changes.

SourceNewcastle University·JournalScience Advances·DateDec 13, 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.

Creating a global map of different physics laboratory classes

A global taxonomy for physics laboratory classes aims to create a more equitable way to compare courses. Researchers found that lab courses emphasize technical skills and group work, with complex learning goals and varying equipment availability.

SourceJILA·JournalPhysical Review Physics Education Research·DateDec 13, 2024

Multimodal machine learning model effective at predicting response to CDK4/6 inhibitors in HR-positive, HER2-negative breast cancer patients

A multimodal machine learning model outperformed clinical and genomic models in predicting outcomes for HR-positive, HER2-negative breast cancer patients receiving CDK4/6 inhibitor combinations. The model integrated clinical and genomic factors to identify high-risk patients with a 6.5-fold difference in hazard ratio.

SourceAmerican Association for Cancer Research·DateDec 13, 2024

Children’s Hospital of Philadelphia, Stanford Researchers reveal and refine new immunotherapy platform with increased potential to target cancer cells

Researchers at Children's Hospital of Philadelphia and Stanford University have developed a new immunotherapy platform called TRACeR-I, which can more accurately recognize a wide variety of surface proteins expressed by cancer cells. This improved recognition enables the body's own immune system to target cancer cells more effectively.

SourceChildren's Hospital of Philadelphia·JournalNature Biotechnology·TypeExperimental study·DateDec 13, 2024

Climate change and innovative paths to a more sustainable future

Key findings include the urgent need for technological advancements in power generation, transportation, and materials to reduce GHG emissions. Additionally, the authors propose innovative agricultural practices and AI-powered clean energy solutions to promote sustainable development.

SourceShanghai Jiao Tong University Journal Center·JournalFrontiers in Energy·DateDec 13, 2024
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.

M87's powerful jet unleashes rare gamma-ray outburst

The M87 black hole is observed to have a high-energy gamma-ray flare with an emission region of less than three light-days in size. The rapid variability in gamma rays suggests an extremely small flare region, which has different characteristics depending on the wavelength.

SourceNagoya City University·JournalAstronomy and Astrophysics·TypeObservational study·DateDec 13, 2024

Microglia: the double-edged sword in Alzheimer's progression

Researchers found that microglia clear amyloid-β plaques from the brain before plaque formation and may cause more plaques when homeostatic. In contrast, activated microglia help compact plaques in neurons, offering a protective role.

SourceVlaams Instituut voor Biotechnologie·JournalNature Communications·TypeExperimental study·DateDec 13, 2024

Research Spotlight: Improving liver cancer outcomes through enhanced immunotherapy

Researchers have made significant breakthroughs in treating liver cancer, with a new study revealing the potential of anti-CXCR4 therapy to reprogram the 'cold' microenvironment. The combination of anti-CXCR4 and PD1 blockades enhances intratumoral dendritic cell activation and immune responses against hepatocellular carcinoma.

SourceMass General Brigham·JournalCancer Immunology Research·TypeExperimental study·DateDec 13, 2024

Artificial intelligence methods available for cancer research

AI algorithms identify genetic mutations for early detection and targeted therapies, improving clinical decision-making. Despite challenges, AI has demonstrated significant impact in revolutionizing cancer detection and improving patient outcomes.

SourceHigher Education Press·JournalFrontiers of Medicine·TypeExperimental study·DateDec 13, 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.

New device produces critical fertilizer ingredient from thin air, cutting carbon emissions

Researchers at Stanford University developed a prototype device that can produce ammonia from water vapor and nitrogen in the air using wind energy. The technology has the potential to eliminate the need for a century-old method of producing ammonia, which consumes 2% of global energy and contributes 1% of annual carbon dioxide emissions.

SourceStanford University·JournalScience Advances·DateDec 13, 2024