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Science News Archive November 2022 - Page 24


Page 24 of 39

New strategy to effectively prevent component failures in metals

A new strategy has been developed to inhibit creep in metals by creating stable grain boundary networks. This approach enhances creep resistance, outperforming conventional superalloys. The research aims to improve high-temperature creep resistance in advanced alloys for industries such as energy and chemical processing.

SourceChinese Academy of Sciences Headquarters·JournalScience·DateNov 11, 2022
Apple iPhone 17 Pro

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

Having good friendships may make for a healthier gut microbiome

A new study on rhesus macaques reveals a strong link between social connections and the abundance of beneficial gut bacteria. Monkeys with more sociable behavior have a higher presence of microbes like Faecalibacterium, which has anti-inflammatory properties.

SourceFrontiers·JournalFrontiers in Microbiology·TypeObservational study·DateNov 11, 2022
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.

Advances in spectroscopy

Researchers at UTA developed a novel spectroscopic tool using auger-mediated positron sticking to measure electronic structure of surface materials selectively. This technique allows for selective measurement of top-layer properties, enabling researchers to understand material's conductivity and behavior.

SourceUniversity of Texas at Arlington·JournalPhysical Review Letters·DateNov 11, 2022
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 tool predicts risk of hospital readmission for children before discharge

A new tool predicts the risk of hospital readmission for children before discharge, utilizing electronic health record data. This comprehensive prediction model can be implemented in real-time during a hospital stay to tailor discharge planning, potentially reducing readmission rates and freeing up scarce pediatric beds.

SourceAnn & Robert H. Lurie Children's Hospital of Chicago·JournalJAMA Network Open·DateNov 11, 2022

Researchers cook up a new way to remove microplastics from water

Researchers at Princeton University have developed a new material made from egg whites that can efficiently remove salt and microplastics from seawater. The aerogel material has significant benefits due to its low cost, energy efficiency, and effectiveness in water filtration.

SourcePrinceton University, Engineering School·JournalMaterials Today·TypeExperimental study·DateNov 11, 2022

Study assesses environmental sustainability practices in dialysis facilities

A recent study examines the environmental sustainability practices of dialysis facilities in Australia and New Zealand, revealing multiple areas for improvement. The survey-based study identified opportunities to reduce waste and resource consumption, with only 33% of facilities responding to the survey indicating a lack of prioritizat...

SourceAmerican Society of Nephrology·JournalClinical Journal of the American Society of Nephrology·DateNov 11, 2022

What happens to our dopamine system when we experience aversive events?

A new study at the Netherlands Institute for Neuroscience has examined how the dopamine system processes aversive events. The researchers found that the release of dopamine gradually decreased during exposure to unpleasant stimuli, and stimuli preceding such exposure began to have a similar depressing effect on dopamine neurons.

SourceNetherlands Institute for Neuroscience - KNAW·JournaleLife·DateNov 11, 2022

Nanocrystals store light energy and drive chemical reactions

Researchers have introduced novel ZnSe/ZnS quantum dots that efficiently drive challenging organic transformations with low toxicity. The secret to their success lies in their core/shell structure and variable coatings that can store light energy.

SourceWiley·JournalAngewandte Chemie International Edition·TypeExperimental study·DateNov 11, 2022
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.

Rats bop to the beat

Researchers at the University of Tokyo found that rats can move their heads in time to music, demonstrating innate beat synchronization. The optimal tempo for nodding along depends on the brain's time constant, similar across species, suggesting a widespread ability among animals to interact with music.

SourceUniversity of Tokyo·JournalScience Advances·TypeExperimental study·DateNov 11, 2022

Even in states with strong stock albuterol laws, school administrators fear liability

Despite Illinois' strong stock inhaler laws, school administrators cite difficulty obtaining prescriptions and liability concerns as barriers to implementation. A study found that 35% of stakeholders cited prescription issues and liability fears, highlighting the need for enhanced education and verbiage to alleviate these concerns.

SourceAmerican College of Allergy, Asthma, and Immunology·JournalAnnals of Allergy Asthma & Immunology·DateNov 10, 2022
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.

Video surveillance, now for viruses

Researchers at Duke University have developed a new method called 3D Tracking and Imaging Microscopy (3D-TrIm) to capture real-time 3D footage of viruses approaching cells. This technique combines two microscopes in one, allowing scientists to study the early moments before infection begins and how viruses navigate complex barriers.

SourceDuke University·JournalNature Methods·TypeImaging analysis·DateNov 10, 2022

Rice bioengineer seeks better signals from cells

A Rice University bioengineer has developed a noninvasive technology to measure gene expression in deep tissues, particularly in the brain. This innovation could improve the monitoring of gene therapy treating neurodegenerative disorders such as epilepsy, ALS, and Huntington's disease.

SourceRice University·DateNov 10, 2022

Repeat COVID-19 infections increase risk of organ failure, death

A new study found that repeat SARS-CoV-2 infections contribute significant additional risk of adverse health conditions in multiple organ systems, including hospitalization, lung problems, heart conditions, and death. The researchers recommend strategies to prevent or reduce the risk of reinfection.

SourceWashington University in St. Louis·JournalNature Medicine·TypeData/statistical analysis·DateNov 10, 2022

Death of a star reveals midsize black hole lurking in a dwarf galaxy

Astronomers used the Young Supernova Experiment to detect an intermediate-mass black hole in a dwarf galaxy, revealing its mass and providing insight into supermassive black hole growth. The study aims to improve understanding of black hole-galaxy relationships and inform theories on supermassive black hole formation.

SourceUniversity of California - Santa Cruz·JournalNature Astronomy·TypeObservational study·DateNov 10, 2022
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.

PET/MRI machine learning model can eliminate sentinel lymph node biopsy in majority of breast cancer patients

A new study published in The Journal of Nuclear Medicine found that a PET/MRI machine learning model can reliably distinguish between patients with and without lymph node metastases. This breakthrough technology has the potential to eliminate sentinel lymph node biopsy, a common procedure for breast cancer treatment.

SourceSociety of Nuclear Medicine and Molecular Imaging·JournalJournal of Nuclear Medicine·DateNov 10, 2022
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.

Previously unseen processes reveal path to better rechargeable battery performance

Engineers and chemists at the University of Illinois have combined electron microscopy and data mining to visualize chemical and physical alteration within ion batteries. The study reveals patterns of nucleation, growth, and coalescence that can inform the development of better rechargeable battery performance.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalNature Materials·TypeImaging analysis·DateNov 10, 2022

Acoustic assembly of liquid metal particles into flexible electronics

Researchers develop acoustic assembly method to create stretchable conductive circuits using liquid metal particles. The approach overcomes manufacturing challenges in GaLM-polymer composites, enabling universal assembly in various polymer matrices.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateNov 10, 2022

A dual boost for optical delay scanning

Researchers at ETH Zurich introduce a novel single-cavity architecture for a dual-comb laser, enabling fast and precise scanning of optical delays. The system achieves high precision (2-fs) and stability (up to 500 Hz) for an optical delay of 12.5 ns, opening up new possibilities for practical applications.

SourceETH Zurich Department of Physics·JournalOptica·TypeExperimental study·DateNov 10, 2022
GoPro HERO13 Black

GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.

The resilience of blackbucks

A new study from the Indian Institute of Science sheds light on blackbucks' genetic diversity and survival strategies. Despite human activities restricting their habitats, male blackbucks disperse more than expected, contributing to geneflow, while females stay within native population ranges.

SourceIndian Institute of Science (IISc)·JournalConservation Genetics·DateNov 10, 2022

The gut microbiome’s supersized role in shaping molecules in our blood

ISB researchers found that the gut microbiome is responsible for variation in circulating blood metabolites across people. The study examined 930 blood metabolites and found that over 60% were associated with either host genetics or the gut microbiome.

SourceInstitute for Systems Biology·JournalNature Metabolism·TypeData/statistical analysis·DateNov 10, 2022

Deforestation and grassland conversion are the biggest causes of biodiversity loss

A recent study found that deforestation and grassland conversion are the biggest drivers of biodiversity loss, while climate change ranks fourth in global biodiversity change. The research highlights the need for a holistic approach to tackle both climate change and biodiversity loss.

SourceGerman Centre for Integrative Biodiversity Research (iDiv) Halle-Jena-Leipzig·JournalScience Advances·TypeMeta-analysis·DateNov 10, 2022

UTHealth Houston researchers analyze cancer discrepancies among young Black men in the South

Researchers found a significant increase in Kaposi's sarcoma incidence among young Black men in the South, with rates jumping by 3.3% per year. The study suggests that HIV infection and social determinants like poverty and lack of access to medical care contribute to this disparity.

SourceUniversity of Texas Health Science Center at Houston·JournalJNCI Cancer Spectrum·TypeMeta-analysis·DateNov 10, 2022

The world will probably warm beyond the 1.5-degree limit. But peak warming can be curbed

New research suggests that the world will probably warm beyond the 1.5-degree limit set by the 2015 Paris Agreement, but peak warming can be minimized by adopting more ambitious climate pledges and decarbonizing faster. The study models scenarios to explore what degree of warming would likely follow different courses of action, highlig...

SourceDOE/Pacific Northwest National Laboratory·JournalNature Climate Change·DateNov 10, 2022
Fluke 87V Industrial Digital Multimeter

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

Researchers reveal the structure of the IFT-B complex, which is essential for formation of the cilium organelle

The study reveals the structure of the 15-subunit IFT-B complex, a crucial component in cilia formation and maintenance. The complex's elongated and flexible nature is consistent with previous low-resolution reconstructions, and two configurations are identified that may drive bi-directional movement.

SourceAarhus University·JournalThe EMBO Journal·TypeExperimental study·DateNov 10, 2022

Urgent need for increase in visa cap for international doctors

The NHS faces exceptional workforce issues due to Brexit and junior doctors' contract disputes, leading to a need for more international medical graduates. A proposed scheme to increase the cap on Tier 5 visas could help address these shortages and bring valuable expertise from countries like India and Nigeria.

SourceSAGE·JournalJournal of the Royal Society of Medicine·DateNov 10, 2022

WTAP regulates the postnatal development and thermogenesis of iBAT

The study demonstrates that Wilms'tumor 1-associating protein (WTAP) plays an essential role in the postnatal development and maturation of brown adipose tissue. WTAP expression is significantly increased in BAT after birth, and its deletion impairs postnatal development and leads to cold intolerance and reduced energy expenditure.

SourceHigher Education Press·JournalLife Metabolism·TypeExperimental study·DateNov 10, 2022
Meta Quest 3 512GB

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

Centimeter-scale multicolor printing with a pixelated optical cavity

Researchers have developed a method for centimeter-scale color printing using grayscale laser writing, achieving vivid and fine-tunable colors. The technique leverages pixelated optical cavities to generate transmission colors with a transmission efficiency of 39-50%.

SourceSPIE--International Society for Optics and Photonics·JournalAdvanced Photonics Nexus·DateNov 10, 2022

Sub-hourly rainfall extremes are becoming more intense under climate change

Research reveals sub-hourly rainfall extremes are becoming more intense due to climate change, causing flash floods and landslides. In the Sydney area, extreme rainfall events have risen by at least 20% per decade, highlighting the need for effective climate adaptation and mitigation strategies.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateNov 10, 2022
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.

Thirsty wheat needed new water management strategy in ancient China

In northern China, about 4,000 years ago, farmers adopted a practice of purposeful water management to grow new grains. The results showed that the majority of wheat samples had isotopic values above an optimal watering threshold, indicating their growth was not limited by water availability.

SourceWashington University in St. Louis·JournalAntiquity·TypeExperimental study·DateNov 10, 2022

Copper a clue in the fight against cancer

Researchers discovered that the Memo1 protein binds copper ions, blocking toxic redox reactions that damage or kill cancer cells. The protein's interaction with copper also protects against metastasis formation in breast cancer cells. This finding opens up potential new treatments for cancer.

SourceChalmers University of Technology·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateNov 10, 2022

Temple University Hospital to study experimental stroke drug

The study aims to assess the effectiveness of recombinant Factor VIIa (rFVIIa) in decreasing bleeding in the brain of patients with intracerebral hemorrhage (ICH). ICH is a deadly stroke type with no effective treatment, and this trial seeks to improve outcomes.

SourceTemple University Health System·DateNov 10, 2022

Linking mass extinctions to the expansion and radiation of land plants

During the Devonian Period, six significant marine extinctions occurred, coinciding with the rapid evolution and spread of complex land plants. Elevated phosphorus levels in ancient lake deposits suggest a massive increase in terrestrial nutrient export, potentially leading to eutrophication and catastrophic ocean oxygen depletion.

SourceGeological Society of America·JournalGeological Society of America Bulletin·DateNov 10, 2022
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.

Study shows 86.4% of infants with anaphylaxis appropriately received epinephrine

A new study presented at the American College of Allergy, Asthma, and Immunology Annual Scientific Meeting found that most infants with anaphylaxis were treated appropriately with a single dose of epinephrine. The study reviewed charts for 169 patients under 2 years old who presented with anaphylaxis symptoms in various systems.

SourceAmerican College of Allergy, Asthma, and Immunology·JournalAnnals of Allergy Asthma & Immunology·DateNov 10, 2022

Focused ultrasound treatment for essential tremor highly effective after 5 years

A five-year review of focused ultrasound treatment for essential tremor found that patients experienced significant reductions in tremor symptoms, with benefits lasting long-term and no reported progressive or delayed complications. The study represents the largest long-term assessment yet conducted on the procedure.

SourceUniversity of Virginia Health System·JournalJournal of Neurosurgery·DateNov 10, 2022

Planting and management of improved grass in tropical savannas can increase soil carbon by 15 percent, new paper finds

A new study found that planting and managing improved grass in tropical savannas can increase soil carbon stocks by 15% compared to degraded pasture. The use of Koronivia grass also reduced nitrous oxide emissions from grazing cattle by a factor of 10.

SourceThe Alliance of Bioversity International and the International Center for Tropical Agriculture·JournalFrontiers in Climate·DateNov 10, 2022
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.

Forensics used to reverse the decline of biodiversity in Europe

The NATURE FIRST project combines forensic intelligence and remote sensing technologies to monitor protected areas and detect human activities threatening biodiversity. The project aims to halt and reverse the decline of biodiversity in Europe by using predictive, proactive, and preventative capabilities.

SourceStaffordshire University·DateNov 10, 2022

Injections for diabetes, cancer could become unnecessary

Researchers have created a chemical tag that can be added to drugs, allowing them to enter blood circulation via the intestines. The tag, called EPP6, is a neutral peptide that can deliver drugs orally, potentially replacing injections for diabetes and cancer patients.

SourceUniversity of California - Riverside·JournalJournal of the American Chemical Society·DateNov 10, 2022

Increasing racism experienced by minority children in the USA

According to a new study published in the Journal of Osteopathic Medicine, parental reporting of racism experienced by children in minority groups in the USA increased from 6.7% in 2016 to 9.3% in 2020. Indigenous and Black children were particularly affected, with rates ranging from 10.8% to 15.7% and 9.69% to 15.04%, respectively.

SourceDe Gruyter·JournalJournal of Osteopathic Medicine·TypeSurvey·DateNov 10, 2022
Celestron NexStar 8SE Computerized Telescope

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

Researcher studying cultural evolution of cognition wins prize

Researcher William Thompson's winning essay explores how social interactions shape human cognitive algorithms, shedding light on the evolutionary process of cognition. His studies show that accumulated generational knowledge is essential for adapting to new situations.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateNov 10, 2022