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Science News Archive 2023 - Page 262


Page 262 of 444

Identifying the gut bacteria that threaten neonatal babies

A recent study has identified the specific gut bacteria that pose a threat to neonatal babies, particularly those with necrotising enterocolitis. Researchers analyzed genomic similarities in Clostridium perfringens and found a set of strains with lower disease-causing capacity, lacking genes responsible for toxin production.

SourceUniversity of East Anglia·JournalNature Microbiology·TypeObservational study·DateMay 25, 2023

Combining data types refines grasp of French Canadian ancestry in Quebec, revealing how local topographies influenced relatedness, and more

Researchers analyzed a comprehensive dataset from Catholic parish records and genotype data to reveal how local topographies influenced French Canadian relatedness. They found that geographic features, particularly river networks, shaped Quebec's population structure and contributed significantly to the French Canadian gene pool.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateMay 25, 2023

The metaverse can lead to better science

The metaverse has the potential to make scientists more effective by removing barriers, improving teaching and learning, and enabling new experimental environments. Researchers must also plan well and avoid potential pitfalls, such as ownership and privacy issues.

SourceUniversity of Notre Dame·JournalNature Human Behaviour·TypeCommentary/editorial·DateMay 25, 2023
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.

Artificial muscle fibers could serve as cell scaffolds

Researchers designed and tested textile fibers that can change shape and generate force like a muscle, showing promise for use as cell scaffolds. The findings suggest the fibers could be used to develop 3D models of living, moving systems in the human body.

SourceNorth Carolina State University·JournalBiomimetics·DateMay 25, 2023

UNDER EMBARGO: Mount Sinai researchers identify potential new treatment for those who act out their dreams while sleeping

Researchers have identified a novel model and therapy to mitigate the development of REM sleep behavior disorder, which affects over 3 million Americans. Dual orexin receptor antagonists have been shown to significantly reduce dream enactment behaviors, providing a promising new treatment option.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalJNeurosci·DateMay 25, 2023

Certain cancers will likely rise exponentially due to COVID-19 screening delays

A new study published in the Journal of the American College of Surgeons predicts a significant increase in cancer cases due to COVID-19 screening delays, with lung, breast, and colorectal cancers most affected. The study found that missed diagnoses during the pandemic may lead to delays in treatment and upstaging of disease.

SourceAmerican College of Surgeons·JournalJournal of the American College of Surgeons·DateMay 25, 2023
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.

Saving our soil: How to extend US breadbasket fertility for centuries

The US has lost 57.6 billion tons of topsoil due to farming practices, but new research suggests no-till methods can drastically reduce erosion and extend fertility for centuries. No-till farming, currently practiced on 40% of Midwest cropland acres, can modelled to slow down soil loss.

SourceUniversity of Massachusetts Amherst·JournalEarth s Future·DateMay 25, 2023

C. difficile, emerging pathogens, genomics, and antimicrobial resistance

Researchers identified genes for virulence and antimicrobial resistance in two bacteria that co-occur with C. difficile, posing a threat to human health. The study provides new insights into the development of antimicrobial resistance and offers potential treatment strategies.

SourceMary Ann Liebert, Inc./Genetic Engineering News·JournalOMICS A Journal of Integrative Biology·TypeCase study·DateMay 25, 2023
Apple iPhone 17 Pro

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

Your thoughts can harm your neck and back during lifting tasks

New research from Ohio State University suggests that cognitive dissonance can lead to added pressure on the neck and low back during lifting and lowering tasks. The study found that participants who experienced higher levels of cognitive dissonance had increased spine loading, particularly in the neck region.

SourceOhio State University·JournalErgonomics·DateMay 25, 2023

Social stress, problem-solving deficits contribute to suicide risk for teen girls

A study published by the American Psychological Association found that teen girls who experience greater interpersonal stress and have difficulty solving interpersonal problems are at a higher risk of suicidal behavior. The research suggests that problem-solving deficits under distress may contribute to this link.

SourceAmerican Psychological Association·JournalJournal of Psychopathology and Clinical Science·DateMay 25, 2023

Motorically skilled children succeed at the beginning of the school path

Children with superior motor skills outperform peers in reading and mathematics by the end of third grade. Early diverse movement supports motor development, but physical activity doesn't predict academic or motor skill success. Dr. Eero Haapala's study highlights the importance of motor skills as an academic booster.

SourceUniversity of Jyväskylä - Jyväskylän yliopisto·JournalMedicine & Science in Sports & Exercise·DateMay 25, 2023

New framework for defining long COVID highlights twelve signature symptoms

A nationwide study of nearly 10,000 adults identifies 12 hallmarks of long COVID, including debilitating fatigue, loss of smell or taste, and gastrointestinal symptoms. The findings provide a new scoring system for clinicians to define and investigate treatments for patients with long COVID.

SourceMass General Brigham·JournalJAMA·TypeData/statistical analysis·DateMay 25, 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.

Unsupervised learning-based full-color biological imaging through optical fiber

Researchers have developed an unsupervised learning-based optical fiber imaging system that can recover high-fidelity images from degraded or scrambled speckle patterns without paired labeling. The system, named Restore-CycleGAN-GALOF, achieves nearly artifact-free and robust full-color image transport through a meter-long optical fibe...

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateMay 25, 2023

Researchers at the Faculty of Physics of the University of Warsaw have created a new, highly efficient converter of quantum information carriers

A new technique developed by researchers at the University of Warsaw's Faculty of Physics allows for up to a 200-fold change in pulse duration with an efficiency of 25 percent. This enables quantum Internet links to operate up to 50 times faster, contributing to the development of superfast quantum connections.

SourceUniversity of Warsaw, Faculty of Physics·JournalNature Photonics·DateMay 25, 2023

Weevils, long-nosed beetles, are unsung heroes of pollination

New research reveals that over 300 weevil species have intertwined relationships with specific plants, pollinating and relying on them for food and breeding sites. This unique interaction highlights the importance of weevils as unsung heroes in maintaining ecosystems and products like peanut butter and Nutella.

SourceField Museum·JournalPeer Community In Ecology·DateMay 25, 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.

The brain’s protein-destruction machine learns new tricks at synapses, revealing a potential target for treating neurological disorders

Researchers find that free 19S particles, separate from the proteasome complex, regulate synaptic proteins and adapt to new functions in response to changing circumstances. This discovery provides a new target for treating neurological diseases such as Parkinson's disease and dementia.

SourceAarhus University·JournalScience·TypeImaging analysis·DateMay 25, 2023
AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

Induction of a torpor-like state with ultrasound

A multidisciplinary team led by Hong Chen successfully induced a torpor-like state in mice using ultrasound, which also worked on rats. The researchers found that stimulating the hypothalamus preoptic area with ultrasound activated neurons and induced changes in body temperature and metabolism, allowing for the preservation of energy.

SourceWashington University in St. Louis·JournalNature Metabolism·TypeExperimental study·DateMay 25, 2023

Development of a definition of Long COVID

Researchers identified 37 symptoms across multiple pathophysiological domains that are more common in SARS-CoV-2 infected participants at six months post-infection. A preliminary rule for identifying postacute sequelae of SARS-CoV-2 infection (Long COVID) was derived from a composite symptom score and requires further refinement.

SourceJAMA Network·JournalJAMA·DateMay 25, 2023
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.

Alzheimer’s drug development pipeline: promising therapies, pharma investment drive momentum in clinical trials

The Alzheimer's disease development pipeline has seen an increase in promising therapies and pharma investment, driving momentum in clinical trials. The pipeline currently has 187 clinical trials, with recent FDA approvals for two disease-modifying therapies, and more on the way.

SourceUniversity of Nevada, Las Vegas·JournalAlzheimer s & Dementia Translational Research & Clinical Interventions·TypeSystematic review·DateMay 25, 2023

Study investigates how the severity of effects of the SARS-CoV-2 virus in England was affected by the mass vaccination campaign and emergence of Alpha, Delta and Omicron variants between May 2020 and March 2022

Researchers analyzed hospitalization and fatality rates of SARS-CoV-2 infection in England between May 2020 and March 2022. The study found that the mass vaccination campaign significantly reduced severe effects of the virus, with notable improvements after the emergence of Alpha, Delta, and Omicron variants.

SourcePLOS·JournalPLOS Biology·DateMay 25, 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.

Enhancing patient care by improving electronic health records: Plan outlines 3 'essential' steps

The University of Virginia Health System has developed a plan to improve the use of electronic health records, reduce clinician workload, and enhance patient care. The plan outlines three 'essential' steps for improving electronic health reforms, including implementing unique personal safety identifiers to streamline operations.

SourceUniversity of Virginia Health System·JournalJAMA·DateMay 25, 2023

People with sight loss confused by ‘disjointed’ system

A new study by Anglia Ruskin University found that people with sight loss in the UK are confused by a 'disjointed' certification system, creating barriers to accessing support and benefits. The research highlights inconsistencies in the process, long waiting lists, and lack of clarity around entitlements.

SourceAnglia Ruskin University·JournalEye·TypeSurvey·DateMay 25, 2023

Chinmo, “the youth gene”

The Chinmo gene plays a crucial role in establishing the juvenile stage in insects, promoting tissue growth during this stage. The study also reveals that the Chinmo, Br-C, and E93 genes coordinate the formation of adult organs through sequential action, which may hold key to understanding cancer processes.

SourceInstitute for Research in Biomedicine (IRB Barcelona)·JournaleLife·DateMay 25, 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.

New framework for super-resolution ultrasound

Researchers at the Beckman Institute for Advanced Science and Technology have developed a new framework for super-resolution ultrasound using deep learning, reducing processing speeds from minutes to seconds. The new technology enables real-time blood flow visualization, overcoming challenges faced by conventional methods.

SourceBeckman Institute for Advanced Science and Technology·JournalIEEE Transactions on Medical Imaging·TypeImaging analysis·DateMay 25, 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.

Microneedling plus cupping may aid skin rejuvenation

A combination of microneedling and cupping therapies has been found to significantly improve skin thickness and increase collagen levels in a study published in Plastic and Reconstructive Surgery. The experimental study examined the effects of adding cupping therapy to microneedling on skin regeneration and scar healing.

SourceWolters Kluwer Health·JournalPlastic and Reconstructive Surgery Global Open·DateMay 25, 2023

The search for habitable planets expands

A new study suggests expanding the search for habitable planets to consider the space between a star and the soot line in planet-forming disks, which could lead to discovering worlds with rich organic carbon and poor water content. This new model proposes that such planets may have more carbon than Earth and potentially harbor life.

SourceUniversity of Michigan·JournalThe Astrophysical Journal Letters·DateMay 25, 2023

Skin cancer rewires its energy systems to spread more efficiently

Researchers discovered that melanoma skin cancer cells adopt an efficient style of movement called rounded-amoeboid migration, which requires less energy than traditional cell movement. This process involves reshaping mitochondria to operate in a low-power mode, allowing cells to survive in stressful environments.

SourceQueen Mary University of London·JournalNature Communications·TypeExperimental study·DateMay 25, 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.

Sudden infant death syndrome may have biologic cause

Researchers found altered serotonin 2A/C receptor binding in brain stems of infants who died from SIDS, suggesting a biological basis for the condition. The study suggests that specific combinations of genetic vulnerability, external stressors, and critical developmental periods may contribute to SIDS.

SourceOxford University Press USA·JournalJournal of Neuropathology & Experimental Neurology·TypeExperimental study·DateMay 25, 2023

Keeping time with an atomic nucleus

Researchers have characterized the excitation energy of thorium-229 with great precision, a crucial step towards creating the first nuclear clock. The nuclear clock would register forces inside the atomic nucleus, enabling scientists to delve deeper into fundamental physical phenomena.

SourceLudwig-Maximilians-Universität München·JournalNature·DateMay 25, 2023

Sweater-wrapped robots can feel and react to human touch

Researchers from Carnegie Mellon University have created a fabric and sensing system, RobotSweater, that allows machines to better interact with humans. The knitted textile 'skin' can sense contact and pressure, enabling robots to move in response to human gestures.

SourceCarnegie Mellon University·DateMay 25, 2023

UMD study finds brain connectivity, memory improves in older adults after walking

A University of Maryland study found that walking strengthened brain connectivity and improved memory in older adults with normal brain function and those diagnosed with mild cognitive impairment. The research adds to the growing evidence that exercise slows cognitive decline and may delay Alzheimer's disease.

SourceUniversity of Maryland·JournalJournal of Alzheimer s Disease Reports·TypeExperimental study·DateMay 25, 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.

Warm and dry climate over China in 2022 with extreme heatwaves and droughts

China experienced its warmest year on record in 2022, with extreme heatwaves and droughts affecting the country. The report highlights a dry climate with low precipitation levels, resulting in severe weather events such as flooding and sandstorms.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalAtmospheric and Oceanic Science Letters·DateMay 25, 2023

Arctic ground squirrels changing hibernation patterns

Researchers found that female arctic ground squirrels are emerging from hibernation earlier every year due to warmer temperatures, potentially leading to healthier litters and higher survival rates. This change is accompanied by differences in male hibernation patterns, which may have negative consequences for the food web.

SourceColorado State University·JournalScience·TypeObservational study·DateMay 25, 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.

Reconstructing brain connectivity using 3D images

A team of scientists has developed an automated algorithm to reconstruct the shape of each neuron inside a light microscopy image using deep learning. This breakthrough addresses the challenge of generalizing algorithms across diverse species, brain locations, developmental stages, and microscopy image sets.

SourceTexas A&M University·JournalNature Methods·DateMay 25, 2023