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Science News Archive October 2023 - Page 7


Page 7 of 37

Genomic screening to identify iron overload encourages patients to seek treatment and condition management, study finds

A Geisinger Health System study found that genomic screening for hereditary hemochromatosis type 1 can identify underdiagnosed cases and encourage treatment. The screening program resulted in 69% of those notified proceeding with a lab test, and 69% of those showing iron overload beginning subsequent treatment.

SourceGeisinger Health System·JournalJAMA Network Open·DateOct 26, 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.

New method tracks how brain cells age

Researchers develop TrackerSci to track newborn brain cells' growth and maturity. The study reveals radical shifts in cell types depending on age, with neurons and glial cells declining in elderly brains.

SourceRockefeller University·JournalCell·DateOct 26, 2023

Marine protected areas and climate change

A comprehensive framework for designing marine protected areas has been developed by an international team of scientists. The guidelines prioritize habitat persistence and coastal corridors to help vulnerable species such as turtles, sharks, and lobsters survive climate change. By connecting habitats fractured by human development and ...

SourceStanford University·JournalOne Earth·DateOct 26, 2023

Right-wing social media benefited from high-profile suspensions on mainstream platforms

A new study by researchers at City, University of London found that alt-tech platforms like Gettr are increasingly important for facilitating far-right political discussions. The study shows that users banned from Twitter are up to six times more active on Gettr, sharing toxic content and aligning with far-right news outlets.

SourceCity St George’s, University of London·JournalPNAS Nexus·TypeData/statistical analysis·DateOct 26, 2023
Apple iPhone 17 Pro

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

Analysis finds diversity on the smallest scales in sulfur-cycling salt marsh microbes

Researchers analyzed DNA sequenced datasets of microbes collected from salt marsh sites to study the relationship between cordgrasses and sulfur-cycling microbes. They found diverse microbial communities with varying combinations of genes for sulfate reduction and sulfur oxidation, allowing them to thrive in salt marsh sediments.

SourceMarine Biological Laboratory·JournalApplied and Environmental Microbiology·TypeData/statistical analysis·DateOct 26, 2023

Financial insecurity common among frontline healthcare workers during COVID-19

A recent study led by UNC Greensboro researcher Mathieu Despard found that one-third of frontline healthcare workers experienced food insecurity, with even those earning over $75k facing housing hardship. The study highlights the importance of benefits in mitigating financial insecurity among healthcare workers.

SourceUniversity of North Carolina at Greensboro·JournalCompensation & Benefits Review·TypeSurvey·DateOct 26, 2023

Is red meat intake linked to inflammation?

A Baylor College of Medicine study analyzed metabolite data from over 4,000 adults and found no direct link between red meat consumption and markers of inflammation. The researchers suggest that body weight may be the driver of increased systemic inflammation instead.

SourceBaylor College of Medicine·JournalAmerican Journal of Clinical Nutrition·TypeData/statistical analysis·DateOct 26, 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.

Genomic insights for prenatal screening - The advantages of low-pass genome sequencing

A new study validates Low-Pass Genome Sequencing (LP GS) as a robust and cost-effective alternative to Chromosomal Microarray Analysis (CMA) for prenatal diagnosis. LP GS detects six additional Copy Number Variations (CNVs) in cases with negative CMA results, highlighting the importance of sequencing depth in its detection sensitivity.

SourceBGI Genomics·JournalJournal of Medical Genetics·TypeData/statistical analysis·DateOct 26, 2023

Venus had Earth-like plate tectonics billions of years ago, study suggests

A new study suggests that Venus once had plate tectonics similar to those on early Earth, which could have supported microbial life. The researchers used atmospheric data and computer modeling to show that the planet's current atmosphere and surface pressure would only be possible with an early form of plate tectonics.

SourceBrown University·JournalNature Astronomy·TypeComputational simulation/modeling·DateOct 26, 2023

Treating amphetamine use disorder with stimulants: an encouraging new approach

A new meta-analysis suggests that high-dose prescription psychostimulants like methylphenidate and dextroamphetamine can lower cravings and reduce stimulant use in people with amphetamine-type stimulant use disorder. The study analyzed ten randomized controlled trials and found that effects may increase with higher dosage.

SourceSociety for the Study of Addiction·JournalAddiction·TypeMeta-analysis·DateOct 26, 2023

New research finds stress and strain changes metal electronic structure

The study demonstrates experimentally that the electronic and mechanical properties of a metal are connected. Researchers measured lattice distortion as a function of applied stress in the superconducting metal strontium ruthenate, finding changes in mechanical stiffness corresponding to new electronic states becoming occupied.

SourceUniversity of Birmingham·JournalScience·TypeExperimental study·DateOct 26, 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.

Genetics links endometriosis and IBS

A study published in Cell Reports Medicine reveals that endometriosis and irritable bowel syndrome (IBS) share common genetic risk factors. This finding explains why patients with one condition may also develop the other, highlighting the need for increased awareness and early diagnosis.

SourceUniversity of Queensland·JournalCell Reports Medicine·TypeData/statistical analysis·DateOct 26, 2023

Conduction electrons drive giant, nonlinear elastic response in Sr2RuO4

Conduction electrons play a crucial role in the elastic response of Sr2RuO4. Research reveals that a tiny fraction of current-carrying electrons can dominate the others, making the lattice softer. This finding provides new insights into decades-old problems and has implications for future research.

SourceMax Planck Institute for Chemical Physics of Solids·JournalScience·TypeExperimental study·DateOct 26, 2023

A promising target to fight inflammatory bowel diseases

The Cusack group at EMBL Grenoble has provided insights into the interactions of XIAP and RIPK2 molecules involved in gut signalling pathways. This research sheds light on how these molecules interact, revealing a promising drug target for treating inflammatory bowel diseases.

SourceEuropean Molecular Biology Laboratory·JournalLife Science Alliance·DateOct 26, 2023

Global platform study presents results to guide care of severely ill patients with COVID-19 using routinely available drugs

A global platform study has released results on the use of simvastatin to treat severely ill patients with COVID-19, showing a high probability of improving outcomes. In contrast, high-dose vitamin C was found to be ineffective and potentially harmful in critically ill patients, suggesting its use should be discontinued.

SourceUniversity of Pittsburgh·JournalJAMA·TypeRandomized controlled/clinical trial·DateOct 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.

Sediment core analysis supports new epoch characterized by human impact on planet

Researchers analyzed North American pollen records to track vegetation changes since the end of the Ice Age, concluding that humans have had as much impact on the landscape. The study's findings indicate comparable vegetation changes within the last few hundred years to those accompanying the last epochal transition.

SourceUniversity of Toledo·JournalProceedings of the National Academy of Sciences·TypeData/statistical analysis·DateOct 25, 2023

Simple blood test can help diagnose bipolar disorder

Researchers developed a new way to diagnose bipolar disorder using a simple blood test that can identify up to 30% of patients. The test, combined with digital mental health assessments, can differentiate between major depressive disorder and bipolar disorder.

SourceUniversity of Cambridge·JournalJAMA Psychiatry·TypeExperimental study·DateOct 25, 2023

Industry payments to physicians linked to use of some non-recommended and low value drugs among cancer patients

A study found that patients with cancer who receive payments from industry are more likely to receive non-recommended and low-value treatments. This association was strongest for denosumab, GCSF, and nab-paclitaxel, but not branded drugs. Further research is needed to better understand the impact of industry payments on cancer care.

SourceBMJ Group·JournalThe BMJ·TypeObservational study·DateOct 25, 2023
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.

Achieving large and uniform particle sizes

A French team of researchers has developed a method to produce stable polystyrene dispersions with unprecedentedly large and uniform particle sizes. The team used light-driven processes, overcoming the previous 300-nanometer ceiling limit of UV and blue-light-based photopolymerization systems.

SourceWiley·JournalAngewandte Chemie International Edition·TypeExperimental study·DateOct 25, 2023

New approach assesses frailty in older adults on a continuum

Researchers developed the SOMMA Vigor to Frailty Score to rank older adults from 0 (vigorous) to 12 (frail), predicting their resilience to stress. Patients on the high end of the continuum are up to 31 times more likely to have functional limitations.

SourceUniversity of Pittsburgh·JournalJournal of Gerontology·DateOct 25, 2023

New study reveals inequities in access to mechanical circulatory support in US patients with cardiogenic shock

A new study found significant racial and socioeconomic inequities in access to mechanical circulatory support for US patients with cardiogenic shock. Black patients were more likely to experience reduced access to life-saving therapies like mLVAD and ECMO, highlighting systemic disparities.

SourceSociety for Cardiovascular Angiography and Interventions·JournalJournal of the Society for Cardiovascular Angiography & Interventions·DateOct 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.

The birth of a framework for screening indicator pharmaceuticals and personal care products in landfill leachates

A team of researchers from East China University of Science and Technology has developed a systematic framework to identify indicator-PPCPs in raw landfill leachate samples. This study provides the first comprehensive analysis of 68 PPCPs in Shanghai, China landfill leachates, helping implement source apportionment in landfills.

SourceHigher Education Press·JournalFrontiers of Environmental Science & Engineering·TypeExperimental study·DateOct 25, 2023

PET imaging: Aggressive brain tumors will soon be treated more effectively

Researchers have made a groundbreaking discovery in positron emission tomography (PET) imaging, enabling more precise removal of glioma cells. The study revealed that early post-administration PET scans can identify the most aggressive tumor areas, leading to faster disease progression and improved treatment outcomes.

SourcePolitechnika Bydgoska im Jana i Jedrzeja Sniadeckich·JournalNature Communications·TypeCase study·DateOct 25, 2023

Oldest family of jewel wasps discovered from Cretaceous amber in Lebanon

A newly described family of jewel wasps, Protoidae, has been found in Cretaceous amber from Lebanon, providing a unique snapshot of the group's early evolution. The discovery reveals striking characteristics, including a long, shovel-like process, which may have assisted with egg-laying and ovipositing.

SourcePensoft Publishers·JournalJournal of Hymenoptera Research·DateOct 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.

Breakthrough T cell discovery has huge potential for engineering custom immune responses

Researchers at Institute for Systems Biology have made a breakthrough discovery about T cells, finding that the genetically encoded T-cell receptor sequence determines a T cell's function. This fundamental discovery has huge potential for developing custom immune responses to specific antigens.

SourceInstitute for Systems Biology·JournalCell Reports·TypeRandomized controlled/clinical trial·DateOct 25, 2023

Research advances toward goal of net zero carbon emissions

Researchers at the University of Houston have discovered that microalgae can be used to sequester carbon dioxide and convert it into mass-produced proteins, lipids, and carbohydrates. This process has the potential to transform food production, treat wastewater, and produce sustainable biofuels.

SourceUniversity of Houston·JournalGreen Chemistry·TypeExperimental study·DateOct 25, 2023

Something in the eyes: Java Sparrows in love show enhanced eye rings

Research by Hokkaido University's Masayo Soma found that Java sparrows show increased swelling in their eye rings when paired with a preferred mate. This change serves as a rapid indicator of mating readiness and plays a crucial role in communication between pair-bonded birds.

SourceHokkaido University·JournalPLOS ONE·TypeExperimental study·DateOct 25, 2023

Vision via sound for the blind

Researchers developed 'acoustic touch' smart glasses that translate visual information into distinct sound icons, enhancing the ability of blind or low-vision individuals to navigate their surroundings. The technology significantly improved object recognition and reaching abilities, empowering independence and quality of life.

SourceUniversity of Technology Sydney·JournalPLOS ONE·TypeRandomized controlled/clinical trial·DateOct 25, 2023
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.

Researchers induce brain activation using infrared light-controlled drugs

Scientists have developed a method for controlling brain activity in living organisms using infrared light-controlled drugs. The technique uses mid-infrared light to activate a specific neurotransmitter receptor, providing unparalleled precision in three dimensions.

SourceInstitute for Bioengineering of Catalonia (IBEC)·JournalAngewandte Chemie International Edition·TypeExperimental study·DateOct 25, 2023

NASA's Webb makes first detection of heavy element from star merger

The James Webb Space Telescope has made its first detection of a heavy element, tellurium, in a star merger. This breakthrough allows scientists to better understand the process by which rare elements are created, and may shed light on other elements near tellurium that could be present.

SourceNASA/Goddard Space Flight Center·JournalNature·DateOct 25, 2023

Zika infection in pregnant macaques slows fetal growth

A new study found that Zika virus infection during pregnancy slows fetal growth and affects how infants interact with their mothers in the first month of life. The study also suggests that reducing viral load may be beneficial for infant development.

SourceUniversity of California - Davis·JournalScience Translational Medicine·TypeExperimental study·DateOct 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.

Childhood trauma linked to headaches in adulthood

A meta-analysis of 28 studies involving 154,739 participants found a strong association between childhood traumatic events and adult headache disorders. People who experienced one or more traumatic childhood events were 48% more likely to have headache disorders than those who had not.

SourceAmerican Academy of Neurology·JournalNeurology·DateOct 25, 2023

A sustainable future is based on a learning society

A holistic transformation is needed for a sustainable future, and a new study by an international team of researchers explores the Theory of Planetary Social Pedagogy as a driver. This theory applies to all societal sectors and aims to make life meaningful by increasing experiences of belonging and inclusion.

SourceUniversity of Eastern Finland·JournalEducational Theory·DateOct 25, 2023

Breaking bad barriers through a molecular vacuum cleaner

Scientists create molecular model of triglyceride transport in mycobacterial barrier, discovering 'Trojan horse' system to weaken pathogen's defenses. This breakthrough could lead to more effective therapies against tuberculosis.

SourceRuhr-University Bochum·JournalNature Communications·TypeExperimental study·DateOct 25, 2023
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.

Breaking down the bias: the portrayals of women in medicine in films

A recent study published in JAMA Internal Medicine found that only 18% of physicians portrayed in films are women, despite increasing representation over time. The research highlights the importance of media representation in shaping attitudes towards women in medicine and may contribute to imposter syndrome among underrepresented groups.

SourceHuntsman Cancer Institute·JournalJAMA·DateOct 25, 2023

Metformin cessation and dementia incidence

Terminating metformin treatment was associated with higher risk of developing dementia in a large cohort of adults. The study of 41,000 participants found that early metformin cessation was linked to increased dementia incidence compared to continued use.

SourceJAMA Network·JournalJAMA Network Open·DateOct 25, 2023

UTSA researchers receive $3.6 million National Science Foundation grant to break down language barriers in engineering education

Researchers Joel Mejia and M. Sidury Christiansen are developing a handbook of recommended pedagogical approaches to address exclusionary language in engineering classes. They aim to improve the sense of belonging among multilingual students pursuing STEM careers by guiding faculty on strategies for changing biased language practices.

SourceUniversity of Texas at San Antonio·DateOct 25, 2023

New strategy boosting carbon dioxide reduction to carbon monoxide

Researchers develop a new migration strategy that enhances CO2 reduction to CO via reverse water-gas shift reaction in Ru/(TiOx)MnO catalysts. The approach boosts catalytic activity by 3.3 times and improves H-spillover for efficient hydrogen transportation.

SourceDalian Institute of Chemical Physics, Chinese Academy Sciences·JournalNature Catalysis·TypeCommentary/editorial·DateOct 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.

Cancer's sweet Achilles heel

A team of researchers at Kyoto University has found that a deficiency in the enzyme B4GALT3 inhibits tumor growth in mice. The study shows that reduced glycosylation on T cell surfaces correlates with increased CD8+ immune cells infiltrating tumors.

SourceKyoto University·JournalFrontiers in Immunology·TypeExperimental study·DateOct 25, 2023

On the trail of the silver king: Researchers at UMass Amherst reveal unprecedented look at tarpon migration

Researchers at UMass Amherst have tracked tarpon migration patterns using acoustic telemetry, revealing two distinct subgroups of the species. The study, which gathered data over five years, has significant implications for conservation efforts, as tarpon are listed as vulnerable due to fishing, habitat loss, and degraded water quality.

SourceUniversity of Massachusetts Amherst·JournalMarine Biology·DateOct 25, 2023

Uncovering the link between cell biomechanics and wound healing

A team of researchers found that fibroblast cells cultured on substrates with varying degrees of stiffness exhibit changes in cell structure, function, and TGF-β activity, which regulates ECM architecture. This study provides insights into how mechanical forces influence wound healing and tissue development.

SourceIndian Institute of Science (IISc)·JournalBioengineering·DateOct 25, 2023

Intravenous Vitamin C for patients hospitalized with COVID-19

Researchers found no significant improvement in primary composite outcomes, including organ support-free days and hospital survival, among hospitalized patients with COVID-19 who received intravenous vitamin C. The study suggests that vitamin C treatment may not be effective in improving patient outcomes for this population.

SourceJAMA Network·JournalJAMA·DateOct 25, 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.

New study finds hidden trees across Europe: A billion tons of biomass is overlooked today

A new AI-driven mapping study from the University of Copenhagen has discovered a billion tons of hidden biomass in Europe, including trees outside forested areas. The research found that countries like Denmark, Netherlands, and UK have significant tree cover outside forests, which can impact biodiversity and climate models.

SourceUniversity of Copenhagen - Faculty of Science·JournalScience Advances·DateOct 25, 2023

Diapers can be recycled 200 times faster with light

Researchers have discovered that water and UV radiation can rapidly degrade the crosslinked polymers in diaper liners without the need for chemicals. This process breaks down the chains linking the polymers, turning them into liquid fibers that can be used to create new products such as adhesives and dyes.

SourceKarlsruher Institut für Technologie (KIT)·JournalACS Applied Materials & Interfaces·TypeExperimental study·DateOct 25, 2023

UBC engineers develop breakthrough ‘robot skin’ in collaboration with Honda researchers

A new soft sensor developed by UBC and Honda researchers enables touch sensitivity and dexterity in robots, allowing them to pick up fragile objects like an egg or a glass of water. The sensor uses weak electric fields to sense objects, even at a distance, making it suitable for adoption in robots that interact with people.

SourceUniversity of British Columbia·JournalScientific Reports·TypeExperimental study·DateOct 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.

Carers and staff delivering end-of-life care need long-term support

A new study reveals that the COVID-19 pandemic has significantly impacted end-of-life care, with a growing burden on first-time carers and reduced formal care support services. Researchers advocate for improved resources for wider end-of-life care education, health and social care staff, and identification and assessment of carers.

SourceUniversity of Birmingham·JournalFrontiers in Public Health·TypeSurvey·DateOct 25, 2023