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Science News Archive May 2024 - Page 20


Page 20 of 44

Pagan-Christian trade networks supplied horses from overseas for the last horse sacrifices in Europe

Research from Cardiff University reveals that horses were sourced from Scandinavia using extensive trade networks, contrary to previous theories that stallions were locally-sourced. Genetic analysis shows that one in three sacrificed horses were mares, suggesting prestige played a key role in their selection.

SourceCardiff University·JournalScience Advances·TypeExperimental study·DateMay 17, 2024

Online dashboard to help save children from dangerous diarrheal diseases

The Planetary Child Health & Enterics Observatory (Plan-EO) is developing an online tool to identify diarrheal disease transmission hotspots and accelerate treatment deployment. The dashboard will provide up-to-date epidemiological estimates and predictions, enabling public health communities to make informed decisions and save lives.

SourceUniversity of Virginia Health System·DateMay 17, 2024
Apple iPhone 17 Pro

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

A long-term ketogenic diet accumulates aged cells in normal tissues, a UT Health San Antonio-led study shows

A new study led by UT Health San Antonio found that long-term ketogenic diets can induce senescence, or aged cells, in normal tissues, affecting heart and kidney function. However, an intermittent ketogenic diet regimen eliminated these pro-inflammatory effects.

SourceUniversity of Texas Health Science Center at San Antonio·JournalScience Advances·TypeExperimental study·DateMay 17, 2024

Link between e-cigarette use and early age of asthma onset in US adults found through UTHealth Houston research

Researchers at UTHealth Houston found a significant link between e-cigarette use and earlier age of asthma onset in U.S. adults. Adults who reported e-cigarette use in the past 30 days were 252% more likely to develop asthma earlier than those who did not use e-cigarettes.

SourceUniversity of Texas Health Science Center at Houston·JournalJAMA Network Open·TypeData/statistical analysis·DateMay 17, 2024

From fungi to fashion: mushroom eco-leather is moving towards the mainstream

Researchers have developed a new paste substrate for cultivating mycelium leather, enabling faster growth and easier harvesting. The study found that this method produces thicker mycelial mats with improved yields, making it a promising sustainable alternative to traditional materials.

SourceCambridge University Press·JournalResearch Directions Biotechnology Design·TypeExperimental study·DateMay 17, 2024

Virginia Tech physicists propose path to faster, more flexible robots

Researchers discover a microscopic phenomenon that enables hydrogels to swell and contract quickly, improving the flexibility of soft robots. This breakthrough could lead to faster and more agile robots with applications in healthcare, manufacturing, and search and rescue operations.

SourceVirginia Tech·JournalPhysical Review Letters·DateMay 17, 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.

Ultraprocessed food consumption and cardiometabolic risk factors in children

A new study reveals that high consumption of ultraprocessed foods among young children is strongly associated with increased adiposity and other cardiometabolic risk factors. The findings highlight the need for targeted public health initiatives to encourage healthier eating habits and reduce the burden of diet-related diseases.

SourceJAMA Network·JournalJAMA Network Open·DateMay 17, 2024

Researchers develop “game-changing” blood test for stroke detection

Researchers developed a game-changing blood test that can quickly and accurately identify large vessel occlusion strokes, which have the potential to bring life-saving care to patients globally. The test combines biomarkers with a clinical score to detect strokes with 93% specificity and 81% sensitivity.

SourceBrigham and Women's Hospital·JournalStroke Vascular and Interventional Neurology·TypeExperimental study·DateMay 17, 2024

Scientists discover mechanism of sugar signaling in plants

Researchers have discovered the detailed mechanism of sugar signaling in plants, which involves a protein called KIN10 that acts as a 'sensor kinase' controlling biochemical pathways. The study reveals how sugar levels affect plant growth and oil production, providing insights into potential engineering of proteins to increase oil prod...

SourceDOE/Brookhaven National Laboratory·JournalScience Advances·DateMay 17, 2024

Can we revolutionise the chemical industry and create a circular economy? Yes, with the help of catalysts

Researchers at Griffith University propose catalysis as a transformative solution to create a circular economy in the chemical industry. By leveraging sustainable waste resources, catalysts can minimize reliance on finite fossil fuels and reduce CO2 emissions significantly. The study explores various lenses for catalysis, including was...

SourceGriffith University·JournalOne Earth·DateMay 17, 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.

Better medical record-keeping needed to fight antibiotic overuse, studies suggest

New studies by University of Michigan physicians highlight the need for improved diagnosis coding to target efforts to optimize antibiotic use and reduce risk. Inappropriate prescriptions occur in up to 35% of adults treated in emergency departments, with similar rates seen in clinics serving Medicaid patients.

SourceMichigan Medicine - University of Michigan·JournalAntimicrobial Stewardship & Healthcare Epidemiology·TypeData/statistical analysis·DateMay 17, 2024

Revealing the conflict mechanism between cognition and emotion

A recent study investigated how specific brain circuits regulate emotional responses in depression, revealing a 'top-down' influence of the dorsolateral prefrontal cortex on the cingulo-striatal network. This finding suggests disrupting this signal might lead to pessimistic decision-making, a hallmark of depression.

SourceInstitute for the Advanced Study of Human Biology (ASHBi), Kyoto University·JournalNature Communications·TypeExperimental study·DateMay 17, 2024

Deep-sea sponge's “zero-energy” flow control could inspire new energy efficient designs, according to research co-led by NYU Tandon School of Engineering

A study led by NYU Tandon School of Engineering and University of Rome Tor Vergata reveals the Venus flower basket sponge's ability to filter feed using only faint ambient currents, no pumping required. This discovery could help design more efficient chemical reactors, air purification systems, and hydraulic systems.

SourceNYU Tandon School of Engineering·JournalPhysical Review Letters·DateMay 17, 2024

Gilbert Family Foundation invests $21 million to launch new research initiative focused on developing advanced disease models to accelerate cure for neurofibromatosis

The Gilbert Family Foundation has invested $21 million in grants to launch the Next-Generation NF1 Models Initiative, a research program focused on developing advanced models of the NF1 disease. The initiative aims to accelerate the discovery of treatments that address both symptoms and underlying causes of neurofibromatosis.

SourceGilbert Family Foundation·DateMay 17, 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.

Charred stable remains from the Punic War period provide a glimpse into life in the Pyrenees in the Iron Age

The discovery of charred stable remains at Tossal de Baltarga has provided a glimpse into the economic patterns of inhabitants who lived in the Pyrenees during the Iron Age. The finds suggest a complex economy involving farming, agriculture, forest management and mining activities.

SourceUniversitat Autonoma de Barcelona·JournalFrontiers in Environmental Archaeology·TypeObservational study·DateMay 17, 2024

From the road to the cloud: leveraging vehicle GNSS raw data for spatial high-resolution atmospheric mapping and user positioning

Researchers developed a crowdsourced approach to generate detailed atmospheric maps, promising to significantly improve GNSS performance and reduce costs. This method uses dual base stations and massive vehicle data to produce high-resolution atmospheric maps, enhancing the precision of GNSS.

SourceAerospace Information Research Institute, Chinese Academy of Sciences·JournalSatellite Navigation·DateMay 17, 2024

Ion irradiation offers promise for 2D material probing

Researchers at the University of Illinois and the University of Duisburg-Essen have developed a new method to probe the electronic properties of 2D materials using ion irradiation. The technique, which uses ions instead of laser light, enables highly localized and short-time excitations in the material, allowing for high-precision stud...

SourceUniversity of Illinois Grainger College of Engineering·JournalNano Letters·DateMay 17, 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.

Plants restrict use of “Tipp-Ex proteins”

A University of Bonn study reveals that plants use special molecules called Tipp-Ex proteins to correct defective gene copies. However, these proteins are only permitted to work in chloroplasts and mitochondria, not in the cytosol where they could cause fatal miscorrections.

SourceUniversity of Bonn·JournalThe Plant Journal·DateMay 17, 2024

Suppressing non-Hermitian effects via “fake” magnetic fields

Scientists have successfully suppressed non-Hermitian skin effects in a two-dimensional lattice array by introducing pseudomagnetic fields. The pseudomagnetic field allows the skin states to move into the bulk, reducing topological number and recovering flat energy levels.

SourceScience China Press·JournalScience Bulletin·DateMay 17, 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.

Aerobic exercise performed in the evening benefits elderly hypertensives more than morning exercise

A study of 23 elderly patients with hypertension found that evening aerobic exercise improved baroreflex sensitivity, a mechanism that regulates blood pressure. This improvement led to better blood pressure regulation and reduced muscle sympathetic nerve activity, making evening exercise more effective than morning exercise.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalThe Journal of Physiology·DateMay 17, 2024

A trial HIV vaccine triggered elusive and essential antibodies in humans

A trial of an HIV vaccine candidate at Duke University Medical Center triggered broadly neutralizing antibodies in a small group of participants, providing proof that a vaccine can elicit these essential immune responses. The vaccine targetted the MPER region of the HIV outer envelope, which remains stable as the virus mutates.

SourceDuke University Medical Center·JournalCell·DateMay 17, 2024

Blueprints of self-assembly

Scientists at Arizona State University develop a new simulation method to predict and guide the self-assembly process, creating tiny, self-assembled crystals with unique optical properties. This breakthrough advances technologies in computer science, materials science, medical diagnostics, and more.

SourceArizona State University·JournalScience·TypeExperimental study·DateMay 17, 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.

Seeing not just with the eyes: Degree of arousal affects perception

Researchers found that neural activity in the visual thalamus is coupled with pupil dynamics during different phases of arousal. This modulation affects how sensory impressions are transmitted to higher areas of the brain like the visual cortex, influencing visual perception.

SourceLudwig-Maximilians-Universität München·JournalPLOS Biology·DateMay 17, 2024

Low-permittivity LiLn(PO3)4 (Ln = La, Sm, Eu) dielectric ceramics for microwave/millimeter-wave communication

Researchers at Shandong University have developed lightweight, low-dielectric constant, and low-loss microwave dielectric ceramics featuring a strongly covalent phosphate framework. These materials exhibit exceptional performance, including high-quality factor values and low density, making them suitable for RF devices.

SourceTsinghua University Press·JournalJournal of Advanced Ceramics·DateMay 17, 2024

New data-driven model rapidly predicts dehydrogenation barriers in solid-state materials

Researchers developed a groundbreaking data-driven model to predict dehydrogenation barriers of magnesium hydride, a promising material for solid-state hydrogen storage. The model offers a faster, more efficient way to assess the performance of hydrogen storage materials, bridging the knowledge gap left by experimental techniques.

SourceAdvanced Institute for Materials Research (AIMR), Tohoku University·JournalAngewandte Chemie International Edition·DateMay 17, 2024

Pickleball courts in a legal pickle #ASA186

An attorney and retired mechanical engineer highlights the need for infrastructure or limitations on play to address noise nuisance complaints from neighbors. He recommends building courts far from homes or using less noisy paddles and balls to mitigate the issue.

SourceAcoustical Society of America·DateMay 17, 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.

Gut bacteria boost immune response to fight tumors

Researchers found that a specific strain of gut bacteria enhances the effects of cancer immunotherapy, leading to tumor shrinkage. The discovery could lead to next-generation probiotics that synergize with immunotherapy to improve cancer care.

SourceWashU Medicine·JournalScience Immunology·TypeExperimental study·DateMay 17, 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.

The price of hope: CAR-T therapy in pediatric leukemia

Researchers discuss the benefits of CAR-T therapy in treating B-cell lineage acute lymphoblastic leukemia (B-ALL) in children. The therapy, tisagenlecleucel, has shown promising results and is now priced at $508,250, a more manageable cost compared to other gene therapies.

SourceImpact Journals LLC·JournalOncoscience·TypeCommentary/editorial·DateMay 17, 2024

New AI tool to help beat brain tumors

A new AI tool, DEPLOY, has been developed to predict DNA methylation and classify brain tumors into 10 major subtypes with remarkable accuracy. This technology addresses the need for rapid diagnosis and availability of tests in hospitals worldwide.

SourceAustralian National University·JournalNature Medicine·TypeComputational simulation/modeling·DateMay 17, 2024

A study by UPF and BCNatal opens the door to designing therapies to improve lung development in growth-restricted fetuses

A study led by BCNatal and UPF found that growth-restricted fetuses have differences in lung vascular resistance, which can be normalized with extra oxygen. The research uses artificial intelligence techniques to analyze fetal blood flow and predicts the development of respiratory health problems later in life.

SourceUniversitat Pompeu Fabra - Barcelona·JournalScientific Reports·TypeExperimental study·DateMay 17, 2024

Modern plant enzyme partners with surprisingly ancient protein

Researchers have identified an ancient protein that partners with a modern plant enzyme to synthesize lignin, a key component of plant cell walls. This discovery provides insights into the evolution of plant protective mechanisms and their potential industrial applications.

SourceDOE/Brookhaven National Laboratory·JournalThe Plant Cell·DateMay 17, 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.

New guideline: Barrett’s esophagus can precede esophageal cancer, but not all patients need a procedure to remove abnormal cells

The American Gastroenterological Association recommends considering endoscopic eradication therapy for patients with low-grade dysplasia after discussing risks and benefits. For patients with high-grade dysplasia, the AGA suggests removing abnormal pre-cancerous cells to reduce esophageal cancer mortality.

SourceAmerican Gastroenterological Association·JournalGastroenterology·TypeSystematic review·DateMay 17, 2024

Clinicians report success with first test of drug in a patient with life-threatening blood clotting disorder

A team led by Massachusetts General Hospital used a new drug to save the life of a patient with immune thrombotic thrombocytopenic purpura (iTTP), a rare disorder characterized by uncontrolled clotting. The drug, recombinant ADAMTS13, reversed the disease process in a patient with an extremely severe form of iTTP.

SourceMassachusetts General Hospital·JournalNew England Journal of Medicine·TypeExperimental study·DateMay 17, 2024

Researchers in Portugal develop an image analysis AI platform to boost worldwide research

Researchers in Portugal have developed an innovative open-source platform called DL4MicEverywhere, providing life scientists with easy access to advanced artificial intelligence for the analysis of microscopy images. The platform enables researchers to easily train and use deep learning models on their own data, regardless of their com...

SourceInstituto Gulbenkian de Ciencia·JournalNature Methods·TypeImaging analysis·DateMay 17, 2024

UC3M coordinates a European scientific project to advance 6G multi-antenna technologies

The MiFuture project aims to develop ultra-massive MIMO technology for future cell-free heterogeneous networks, enabling innovative applications such as telesurgery and holographic virtual meetings. Fifteen PhD students will be funded to complete their doctoral studies and generate highly qualified researchers in this field.

SourceUniversidad Carlos III de Madrid·TypeComputational simulation/modeling·DateMay 17, 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.

How heatwaves are affecting Arctic phytoplankton

Experiments at AWIPEV Station reveal phytoplankton's behavior primarily depends on cooling phases after or between heatwaves, not just increased temperatures. This knowledge gap highlights the need for investigating temperature fluctuations to improve forecasts on biodiversity changes.

SourceAlfred Wegener Institute, Helmholtz Centre for Polar and Marine Research·JournalScience Advances·TypeExperimental study·DateMay 17, 2024

Diamond glitter: A play of colors with artificial DNA crystals

Scientists have developed a new approach for manufacturing semiconductors for visible light using DNA origami. The method uses a diamond lattice structure with periodicity of hundreds of nanometers, allowing for efficient solar cells and innovative optical waveguides.

SourceLudwig-Maximilians-Universität München·JournalScience·DateMay 17, 2024

POSTECH and ImmunoBiome team make strides in microbiome-based cancer therapies by iron deprivation at the tumor microenvironment

A team of POSTECH and ImmunoBiome has discovered a dietary-derived bacterial strain, IMB001, that induces nutritional immunity and boosts anti-tumor responses. The strain works by skewing tumor-infiltrating macrophages toward an inflammatory phenotype, leading to increased cell death of rapidly multiplying tumor cells.

SourcePohang University of Science & Technology (POSTECH)·JournalNature Immunology·DateMay 17, 2024

Macaque Brainnetome Atlas: A multifaced brain map of rhesus monkey

The study provides a comprehensive macaque brain atlas, MacBNA, that characterizes profiles of whole-brain regions, including connectivity, anatomy, and geometric topology. This atlas will aid in understanding brain function, development, and evolution, and can be used to transfer information from monkey brains to human brains.

SourceScience China Press·JournalScience Bulletin·DateMay 17, 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.

Sweet taste receptor affects how glucose is handled metabolically by humans

A recent study published by Monell researchers found that stimulation and inhibition of the TAS1R2-TAS1R3 sweet taste receptor influences glucose metabolism in humans. The receptor plays a crucial role in regulating blood sugar levels and insulin sensitivity, suggesting potential therapeutic applications for managing metabolic disorders.

SourceMonell Chemical Senses Center·JournalPLOS ONE·TypeExperimental study·DateMay 17, 2024

NIH study shows chronic wasting disease unlikely to move from animals to people

A new NIH study using human cerebral organoids suggests a substantial species barrier preventing the transmission of chronic wasting disease from cervids to people. Researchers found no infection in healthy human cerebral organoids exposed to CWD prions for up to six months.

SourceNIH/National Institute of Allergy and Infectious Diseases·JournalEmerging Infectious Diseases·DateMay 17, 2024

Research supports Sunak’s ‘smoke-free generation’ policy but British ministers will miss key levelling up health targets

A new study suggests that a 'smoke-free generation' policy may not be enough to meet the UK's levelling up agenda, with health inequalities still being a major concern. The research concludes that a smoking ban would extend working lives but is not enough to narrow the gap between prosperous and deprived areas.

SourceCity St George’s, University of London·JournalThe Geneva Papers on Risk and Insurance Issues and Practice·TypeData/statistical analysis·DateMay 17, 2024

Study suggests that air pollution promotes inflammation in the brain, accelerating cognitive decline and increasing risk of dementia

A new study from the University of Copenhagen found that long-term exposure to air pollution accelerates cognitive decline and increases risk of dementia. The research, which followed a cohort of nurses for 27 years, also suggests that physical activity may mitigate the adverse effects of air pollution.

SourceUniversity of Copenhagen - The Faculty of Health and Medical Sciences·JournalAlzheimer s & Dementia·TypeData/statistical analysis·DateMay 17, 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.

How memories crystallize over time

A new study reveals that working memory representations transform from unstable to solid in the brain's ability to hold and process information. Through repetitive practice, neural pathways solidify, making performance more accurate and automatic.

SourceRockefeller University·JournalNature·DateMay 17, 2024

Study implicates Neanderthal DNA in autism susceptibility

Researchers at Clemson University discovered that certain Neanderthal-derived genetic variations are more common in people with autism than in the general population. These findings suggest long-term effects of ancient human hybridization on brain organization and function, potentially leading to earlier diagnostics.

SourceClemson University·JournalMolecular Psychiatry·TypeData/statistical analysis·DateMay 17, 2024

From leaf elements to biomass across forest biomes in the Himalayas

A study found that elevation plays a crucial role in regulating trait diversity among plant species and their biomass accumulation in the Himalayas. The researchers discovered that a combination of elements and elevation better explained the variation in biomass, accounting for 52.2% of the variance.

SourceScience China Press·JournalScience China Earth Sciences·DateMay 17, 2024