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Science News Archive 2023 - Page 348


Page 348 of 444

Cascading failures in urban traffic systems tied to hidden bottlenecks

Scientists developed a modeling technique to study urban traffic flows and verified it with real-world data from Shanghai. They discovered that Zhonghuan Road is a potential bottleneck that could lead to cascading failure of the entire urban traffic system.

SourceAmerican Institute of Physics·JournalChaos An Interdisciplinary Journal of Nonlinear Science·DateMar 21, 2023

New MU study shapes understanding of adaptive clothing customer needs

Researchers at the University of Missouri found that adaptive clothing customers face challenges with website usability, limited design and functionality, and sizing issues. The study provides guidelines for retailers to design products that cater to people with disabilities, promoting confidence and workplace wearability.

SourceUniversity of Missouri-Columbia·JournalInternational Journal of Consumer Studies·TypeContent analysis·DateMar 21, 2023
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.

Richard McIndoe, PhD, will direct Coordinating Unit for new, national research initiative in diabetes, obesity

Richard McIndoe is leading a national research initiative to advance understanding of diabetes and obesity through the National Centers for Metabolic Phenotyping in Live Models of Obesity and Diabetes (MPMOD). The MPMOD initiative provides access to advanced testing services, including bariatric surgery on mice, to enable new insights ...

SourceMedical College of Georgia at Augusta University·DateMar 21, 2023

Uracil found in Ryugu samples

Scientists have detected uracil and nicotinic acid in asteroid Ryugu samples collected by the Hayabusa2 spacecraft. The discovery suggests that important building blocks for life were created in space and delivered to Earth via meteorites, supporting current theories on the source of nucleobases.

SourceHokkaido University·JournalNature Communications·TypeExperimental study·DateMar 21, 2023

Children with autism far less likely to have vision screening despite high risk of serious eye disorders

Young children with autism spectrum disorder are less likely to undergo vision screening than their peers, despite a high risk of developing serious eye disorders. A recent study found that only 36.5% of children with ASD had completed vision screenings at well visits, compared to 59.5% for children without ASD.

SourceNemours·JournalPEDIATRICS·TypeData/statistical analysis·DateMar 21, 2023

Unmasking the secret of broadly neutralising COVID-19 therapeutic antibodies

A study published in Nature Immunology found that antibodies from previously infected patients can neutralize variants of the COVID-19 disease, including the Omicron variant. These broadly neutralizing antibodies have unique biochemical and structural features that enable them to block the virus from entering human cells.

SourceNational University of Singapore, Yong Loo Lin School of Medicine·JournalNature Immunology·TypeRandomized controlled/clinical trial·DateMar 21, 2023

Smart light traps

Scientists create nanomaterial that mimics photosynthesis to produce syngas from carbon dioxide and water in the presence of sunlight. This innovation has potential for large-scale chemical industry applications and could lead to sustainable battery production.

SourceTechnical University of Munich (TUM)·JournalAdvanced Materials·DateMar 21, 2023
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.

LSU Health New Orleans study suggests interprofessional team training could prove effective in AUD prevention & treatment

A new LSU Health New Orleans study suggests that single, focused Interprofessional Education-based exercises can significantly decrease stigma associated with alcohol use and improve knowledge and confidence in screening for Alcohol Use Disorder (AUD). The exercise led to substantial improvements in student understanding of AUD risks, ...

SourceLouisiana State University Health Sciences Center·JournalBMC Medical Education·TypeSurvey·DateMar 21, 2023

Cracking the concrete code

Researchers at the University of Pittsburgh have developed a new type of metamaterial concrete that can be designed to have specific attributes like brittleness, flexibility, and shapeability. This material can generate electricity and can also be used to monitor damage inside concrete structures or earthquakes, reducing their impact o...

SourceUniversity of Pittsburgh·JournalAdvanced Materials·DateMar 21, 2023

QUT rock stars solve long-standing diamond conundrum

QUT researchers have solved a long-held geological conundrum about how diamonds formed in the deep roots of the earth's ancient continents. The study used computer modeling on an ancient rock sample to determine that diamonds are rare today and were always rare, challenging the existing explanation.

SourceQueensland University of Technology·JournalNature·TypeComputational simulation/modeling·DateMar 21, 2023

HonorHealth Research Institute is Arizona’s first to adopt new radiation protection technology in treatment of heart disease

The study found substantial drop in laboratory radiation, with most cases producing undetectable radiation exposure to cardiology staff. The new radiation protection system reduces overall room radiation and eliminates head and face exposure, promoting workplace safety.

SourceSociety for Cardiovascular Angiography and Interventions·JournalJournal of the Society for Cardiovascular Angiography & Interventions·DateMar 21, 2023
Apple iPhone 17 Pro

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

Vocal tract size, shape dictate speech sounds

Researchers found that anatomical variations in a speaker's vocal tract affect speech production, with factors such as horizontal and vertical length, head inclination, and hard palate shape influencing vowel frequencies. The study suggests that understanding anatomy is crucial for producing speech.

SourceAmerican Institute of Physics·JournalThe Journal of the Acoustical Society of America·DateMar 21, 2023

Study confirms nitrate can release uranium into groundwater

Researchers at the University of Nebraska-Lincoln have experimentally confirmed that nitrate can transport naturally occurring uranium from underground to groundwater. The study found that adding nitrate to water increased the amount of uranium carried away, implicating both nitrate and microorganisms in mobilizing the uranium.

SourceUniversity of Nebraska-Lincoln·JournalEnvironmental Science & Technology·DateMar 21, 2023

Insights into causes of rare genetic immune disorders

A protein called PI3K plays a crucial role in immune cell function, and genetic variations disrupting its signalling have been identified as the root cause of two immunodeficiency disorders. The study reveals how minor disruptions in immune cell signalling can lead to immune deficiency or dysfunction.

SourceGarvan Institute of Medical Research·JournalJournal of Experimental Medicine·TypeExperimental study·DateMar 21, 2023

A new sight for the electrochemical stability in halide electrolytes

Researchers have discovered halide electrolytes with relatively wide electrochemical stability windows and good compatibility with cathodes. These findings provide a new strategy for designing solid-state batteries using lithium halide solid electrolytes.

SourceBeijing Institute of Technology Press Co., Ltd·JournalEnergy Material Advances·DateMar 21, 2023
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.

A persistent influence of supernovae on biodiversity

A new study finds that supernovae have a persistent influence on marine life's biodiversity, with variations in nearby exploding stars closely following changes in marine genera. Supernovae may regulate climate through cosmic rays, influencing nutrient transport and primary bioproductivity.

SourceTechnical University of Denmark·JournalEcology and Evolution·DateMar 21, 2023

Diet and exercise programs alone won’t tackle childhood obesity

A new study maps the pathways leading to childhood obesity, highlighting the need for comprehensive solutions beyond diet and exercise. Factors such as socio-economic status, parental education, and social disadvantage play a significant role in determining a child's risk of developing obesity.

SourceUniversity of Sydney·JournalBMC Medicine·TypeComputational simulation/modeling·DateMar 21, 2023

Single-atom vibrational spectroscopy now sensitive at level of chemical bonds

Researchers have pushed single-atom vibrational spectroscopy to the level of chemical bonds, enabling precise measurements of point defects in graphene. The study found unique vibrational modes for two types of silicon point defects, with stronger signals for one defect configuration.

SourceChinese Academy of Sciences Headquarters·JournalNature Materials·TypeExperimental study·DateMar 21, 2023

Researchers identify new genes that modulate the toxicity of the protein β-amyloid, responsible for causing Alzheimer’s disease

Researchers have identified 238 genes that regulate Alzheimer's disease, including Surf4, which contributes to the disease by altering the regulation of calcium within the cell. The study found that most of these genes are involved in mitochondrial activity, protein translation and intracellular calcium regulation.

SourceUniversitat Pompeu Fabra - Barcelona·JournalInternational Journal of Molecular Sciences·TypeExperimental study·DateMar 21, 2023

Readers found to rely on word spelling rather than sound in reading

A study published in the Journal of Experimental Child Psychology found that Russian-speaking readers, including both children and adults, rely on orthographic information during parafoveal pre-processing. The participants were able to recognize words with incorrect letter order more easily than those with pseudohomophones.

SourceNational Research University Higher School of Economics·JournalJournal of Experimental Child Psychology·DateMar 21, 2023
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.

Aging | Age-related methylation changes in the human sperm epigenome

Researchers identified over 1,000 genes with age-related methylation changes in human sperm. These changes are associated with increased offspring disease susceptibility for neurodevelopmental disorders. The study found no correlation between paternal BMI or semen quality and age-related methylation changes.

SourceImpact Journals LLC·JournalAging-US·TypeExperimental study·DateMar 21, 2023

New intracellular "smoke detector" discovered

Researchers have identified a molecule called NLRP10 as an intracellular 'smoke detector' that warns of mitochondrial damage. This detection triggers a process that eliminates damaged cells, preventing chronic inflammation and tissue damage. The discovery could lead to new therapies for skin and intestinal diseases.

SourceUniversity of Bonn·JournalNature Immunology·TypeExperimental study·DateMar 21, 2023

Non-canonical proteins as candidate targets for cancer immunotherapy

Researchers discovered over 500 non-canonical protein-derived peptides that could be recognized by T-cells, but found no spontaneous immune response. Three novel T-cell receptors were identified for specific non-canonical HLA-I tumor ligands with promising tumor specificity.

SourceVall d'Hebron Institute of Oncology·JournalClinical Cancer Research·DateMar 21, 2023
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.

Novel drug makes mice skinny even on sugary, fatty diet

Researchers developed a small-molecule drug that limits magnesium transport into cellular power plants, resulting in skinny, healthy mice. The findings hold significant implications for preventing cardiometabolic diseases like heart attack and stroke, as well as reducing liver cancer risk.

SourceUniversity of Texas Health Science Center at San Antonio·JournalCell Reports·TypeExperimental study·DateMar 21, 2023

Pusan National University researchers develop portable color-changing food spoilage sensor

Researchers at Pusan National University have created a portable molecular sensor that detects biogenic amines released from spoiled food using polydiacetylene-based beads. The sensor, which changes color to red upon binding with BAs, can be used for rapid visual detection of spoiled food during storage and distribution.

SourcePusan National University·JournalFood Chemistry·TypeExperimental study·DateMar 21, 2023

Obesity may exacerbate breast cancer risk in women with BRCA mutations

A new study found that women with BRCA1 or BRCA2 mutations who are obese may experience higher rates of DNA damage in their breast tissue, which could contribute to breast cancer development. The researchers suggest that weight management and medications like metformin may be important for preventive care.

SourceWeill Cornell Medicine·JournalScience Translational Medicine·DateMar 21, 2023
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.

Honey, the 3D print--I mean, dessert--is ready!

Researchers create a 3D-printing system to construct cheesecake from edible food inks, enabling customizable foods with improved nutrient content. The technology could address issues with low-nutrient processed foods, making it appealing for individuals with dietary restrictions and those requiring personalized nutrition.

SourceColumbia University School of Engineering and Applied Science·Journalnpj Science of Food·DateMar 21, 2023

Researchers get to the “bottom” of how beetles use their butts to stay hydrated

Researchers have shed light on the molecular mechanisms allowing beetles to absorb water rectally, a property enabling them to survive in extremely dry environments. This knowledge could be used to develop more targeted and eco-friendly methods to combat beetle species that destroy food production.

SourceUniversity of Copenhagen - Faculty of Science·JournalProceedings of the National Academy of Sciences·DateMar 21, 2023
Celestron NexStar 8SE Computerized Telescope

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

CABBI/GLBRC team explores leaf microbiome in perennial bioenergy crops

A study published in Nature Communications reveals that microbes living on the leaves of perennial crops like miscanthus and switchgrass play a crucial role in plant resilience. The research identifies specific microbial functions that could be targeted for future management, promoting crop growth and reducing environmental impact.

SourceUniversity of Illinois at Urbana-Champaign Institute for Sustainability, Energy, and Environment·JournalNature Communications·TypeData/statistical analysis·DateMar 21, 2023

The devil is in the details: Re-imagining fertilizer precursor synthesis

Researchers from Osaka University have improved the Faradaic efficiency of nitrogen reduction into ammonia at ambient pressure using trace water. This work helps optimize the sustainability of the Haber-Bosch reaction, which contributes substantially to global carbon emissions.

SourceOsaka University·JournalACS Energy Letters·TypeExperimental study·DateMar 21, 2023

Healthy men who have vaginal sex have a distinct urethral microbiome

A study found that healthy adult men with vaginal sex have a unique bacterial community in their urethra, with a core community supporting health and a secondary group more commonly found in the vagina. Vaginal sex has lasting effects, reshaping the male urinary-tract microbiome and increasing bacterial variation.

SourceCell Press·JournalCell Reports Medicine·TypeExperimental study·DateMar 21, 2023

A recipe for 3D-printing food

University of Ottawa researchers Ezgi Pulatsu and Chibuike Udenigwe identified crucial factors impacting the print quality and shape complexity of edible materials produced by additive manufacturing. By optimizing these features, food quality can be improved, control increased, and printing speed enhanced.

SourceAmerican Institute of Physics·JournalPhysics of Fluids·DateMar 21, 2023
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.

Galaxy changes classification as jet changes direction

Astronomers have discovered a galaxy with a unique activity in its core, leading to a reclassification as a giant radio galaxy. The PBC J2333.9-2343 galaxy has a blazar at its center with jets that changed direction drastically by up to 90 degrees.

SourceRoyal Astronomical Society·JournalMonthly Notices of the Royal Astronomical Society·DateMar 21, 2023

Wearable microscopes advance spinal cord imaging in mice

Researchers have created wearable microscopes to produce high-definition, real-time images of mouse spinal cord activity across previously inaccessible regions. This technology enables unprecedented insight into the neural basis of sensations and movement in healthy and disease contexts.

SourceSalk Institute·JournalNature Communications·DateMar 21, 2023

University of Illinois researchers present new theory of convection for understanding fast charging of batteries

Researchers from the University of Illinois have developed a new theory that explains how convection occurs inside reactive porous media, shedding light on mass and heat transfer principles. The theory introduces a spectral Sherwood number and extends Newton's law of cooling for convection heat transfer to transient conditions.

SourceUniversity of Illinois Grainger College of Engineering·JournalJournal of Power Sources·DateMar 21, 2023
Meta Quest 3 512GB

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

Forest growing season in eastern U.S. has increased by a month

A new study has found that the growing period of hardwood forests in eastern North America has increased by an average of one month over the past century as temperatures have steadily risen. The research used data from Ohio farmer Thomas Mikesell's comprehensive dataset and compared it to present-day observations, revealing a clear con...

SourceOhio State University·JournalPLOS ONE·DateMar 21, 2023
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.

Study highlights complicated relationship between AI and law enforcement

A recent NC State University study examines the relationship between artificial intelligence (AI) and law enforcement. The study reveals that law enforcement agencies must be involved in developing public policies regarding AI technologies, such as autonomous vehicles. Key findings also suggest that many officers lack understanding of ...

SourceNorth Carolina State University·JournalApplied Sciences·TypeSurvey·DateMar 21, 2023

Analysis by NYUAD researchers offers new insights into causes of persistent inequities affecting non-white scientists and their research

A team of NYU Abu Dhabi researchers analyzed 1 million papers to reveal disparities in editorial boards, review times, and citation rates for non-white scientists. Non-white editors are underrepresented, with Black researchers facing the longest review times and lowest citation rates.

SourceNew York University·JournalProceedings of the National Academy of Sciences·DateMar 21, 2023

Albert Einstein College of Medicine and Montefiore Health System awarded $30 million from NIH to support its Institute for Clinical and Translational Research

The Albert Einstein College of Medicine and Montefiore Health System have received a seven-year, $30 million grant from the National Institutes of Health to continue supporting the Harold and Muriel Block Institute for Clinical and Translational Research. The grant will advance translational science and health equity by accelerating th...

SourceAlbert Einstein College of Medicine·DateMar 21, 2023
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.

CONVINCE project kicked off to improve autonomy of robots

The CONVINCE project, funded by €4 million, focuses on developing cognitive deliberation capabilities in autonomous robots to enhance safe and robust operation in unstructured environments. The goal is to enable robots to adapt to their surroundings and tasks autonomously without human intervention.

SourceIstituto Italiano di Tecnologia - IIT·DateMar 20, 2023

Monell Center team discovers molecular basis for alkaline taste

A research group led by Yali Zhang has discovered the molecular basis for the sense of alkaline taste in fruit flies. They identified a previously unknown chloride ion channel, named Alka, which plays a critical role in detecting and avoiding high-pH food.

SourceMonell Chemical Senses Center·JournalNature Metabolism·DateMar 20, 2023

Few people seem to find real joy in JOMO

Researchers found that people who ranked high in JOMO also reported high levels of social anxiety, but with mixed results on the nature of JOMO. High JOMO scorers were more likely to report moderate feelings of loneliness despite not being socially anxious.

SourceWashington State University·JournalTelematics and Informatics Reports·DateMar 20, 2023

Enhanced recombination: A shot in the arm for SARS-CoV-2

A study by Indian Institute of Science researchers found that enhanced recombination in the SARS-CoV-2 Omicron variant resulted in new mutations affecting viral proteins, particularly those involved in host-cell binding. These mutations enabled the virus to evade immune defenses and infect host cells more efficiently.

SourceIndian Institute of Science (IISc)·JournalJournal of Medical Virology·DateMar 20, 2023

New study shows medication adherence tool is world’s first to predict hospital admissions and readmissions of Type 2 Diabetes patients

A new study reveals that the SPUR tool, developed by Kingston University and Observia, can accurately predict hospital admissions and early readmissions in people with Type 2 Diabetes. The tool has been found to be effective in reducing hospital admissions and improving patient outcomes.

SourceKingston University·JournalPatient Preference and Adherence·TypeObservational study·DateMar 20, 2023
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.

DART VADAR harnesses the force of enzymes for better RNA drugs

Researchers at Harvard University developed a novel RNA sense-and-respond circuit, DART VADAR, which utilizes an enzyme to detect specific molecular markers of disease and cell types. This enables highly specific treatments for various diseases by triggering the translation of therapeutic genetic payloads.

SourceWyss Institute for Biologically Inspired Engineering at Harvard·JournalNature Communications·TypeExperimental study·DateMar 20, 2023