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Science News Archive December 2024 - Page 15


Page 15 of 39

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
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.

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
Apple iPhone 17 Pro

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

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

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
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.

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

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
Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

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

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
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.

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

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
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.

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

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
GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

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

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
Fluke 87V Industrial Digital Multimeter

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

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
Meta Quest 3 512GB

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

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
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.

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

Clarification on commercial law grey area

A new study from the University of Adelaide has identified key markers that influence how commercial behaviour is perceived by courts, providing practical guidance for consumers, businesses, and legal professionals. The research clarifies the line between legal and illegal conduct in commercial law, highlighting the distinction between...

SourceUniversity of Adelaide·JournalUniversity of New South Wales Law Journal·TypeCase study·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.

Researchers: ethyl lactate ameliorates liver injury and alcohol-associated liver disease

A study published in Advanced Science found that ethyl lactate, a nonethanol ingredient in distilled spirits, can ameliorate fatty liver, inflammation, and acute-on-chronic liver injury in alcohol-associated liver disease. Ethyl lactate works by inducing fibroblast growth factor 21, which inhibits abnormal lipid metabolism.

SourceChinese Academy of Sciences Headquarters·JournalAdvanced Science·DateDec 13, 2024

Hippos 'vulnerable' as gaps in data hinder conservation efforts

A new database reveals significant gaps in hippo population knowledge, with fragmented populations relying on protected areas. The research calls for coordinated surveys and a centralized spatial database to improve conservation efforts.

SourceUniversity of Leeds·JournalBiological Conservation·TypeSystematic review·DateDec 13, 2024

New guidelines unveil advanced strategies for HIV treatment and prevention

The updated recommendations provide a comprehensive framework for healthcare professionals to deliver better care and move closer to ending the HIV epidemic. The guidelines emphasize tailored antiretroviral therapy, effective HIV prevention strategies like pre-exposure prophylaxis, and comprehensive care for people living with HIV.

SourceGerman Center for Infection Research·JournalJAMA·TypeLiterature review·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.

Stretchable, flexible, recyclable. This plastic is fantastic

Princeton engineers create soft plastics with programmed stretchiness and flexibility that are also recyclable and inexpensive. The material's internal structure is controlled to achieve stiffness and stretchiness in different regions of an object.

SourcePrinceton University, Engineering School·JournalAdvanced Functional Materials·TypeExperimental study·DateDec 13, 2024

Astrophysicists capture astonishing images of gamma-ray flare from supermassive black hole M87

A team of scientists captured an astonishing image of a gamma-ray flare emanating from the supermassive black hole at the center of galaxy M87. The flare was tens of millions of times larger than the event horizon and lasted about three days, providing crucial insights into particle acceleration near black holes.

SourceUniversity of California - Los Angeles·JournalAstronomy and Astrophysics·DateDec 13, 2024

How chemical reactions deplete nutrients in plant-based drinks

A new study reveals that plant-based drinks have lower nutritional quality than cow's milk due to chemical reactions during processing. The heat treatment used in UHT processing alters protein structures, leading to the loss of essential amino acids and increased sugar content.

SourceUniversity of Copenhagen - Faculty of Science·JournalFood Research International·DateDec 13, 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.