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Science News Archive July 2023 - Page 10


Page 10 of 36

New diagnostic framework offers insights into ocean eddy transport in Southern Ocean

Scientists developed a new diagnostic framework to analyze oceanic mesoscale eddy transport in the Southern Ocean. The study introduces a holistic picture of eddy potential vorticity transport dynamics, providing theoretical support for potential parameterization.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalJournal of Advances in Modeling Earth Systems·DateJul 24, 2023

Space geodetic observations help reveal variations in Earth’s surface loads

A research team used space geodetic observations to study seasonal and intra-seasonal signal variations in the Earth's surface loads, finding subsidence and uplift in regions of positive and negative mass anomalies. The results indicate that space geodesy offers an effective method for studying surface loads and crustal movements.

SourceChinese Academy of Sciences Headquarters·JournalSatellite Navigation·DateJul 24, 2023

Community health workers improved homebound care during pandemic

A program integrated community health workers into patient outreach to improve health, doubling annual visits to older adults with type 2 diabetes and dementia. The program resulted in a 17% reduction in hospital admissions and an 11% decline in emergency room visits among homebound patients.

SourceUniversity of Texas Health Science Center at San Antonio·JournalThe Annals of Family Medicine·TypeObservational study·DateJul 24, 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.

Highlights from the journal CHEST®, July 2023

The July issue of CHEST journal features 49 articles on clinically relevant topics, including disability rights and life-sustaining treatment. The journal offers complementary web resources, such as visual abstracts, to expand the reach of its research.

SourceAmerican College of Chest Physicians·Journalthe journal CHEST·DateJul 24, 2023

Risk of forced labor is widespread in U.S. food supply, study finds

A study by researchers at Tufts University found that the majority of forced labor risks come from animal-based proteins, processed fruits and vegetables, and discretionary foods. The study aims to provide policymakers with information to create a just and sustainable food supply.

SourceTufts University·JournalNature Food·TypeData/statistical analysis·DateJul 24, 2023

Dance and the state: Research explores ballet training in Ukraine

A research study by Binghamton University finds that Ukrainian ballet training centers have formed robust and inclusive communities, mirroring modern Ukrainian society. Dancers defend their national identity through classical art while exploring ideas of nation.

SourceBinghamton University·JournalDance Research Journal·DateJul 24, 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.

Successful structure search: Construction of monoatomic lead layers with specially developed method unveiled for the first time

A team of scientists from Chemnitz University of Technology has successfully synthesized two-dimensional lead layers using a novel method. The researchers were able to comprehensively describe the structures of these layers, which could become relevant in the development of novel electronic systems and quantum materials.

SourceChemnitz University of Technology·JournalAdvanced Materials Interfaces·TypeExperimental study·DateJul 24, 2023

Researchers identify the cellular mechanisms by which lactate helps our brains develop

Researchers discovered lactate's role in helping neural stem cells develop into specialized neurons. Lactate sends signals to cells, modifying and strengthening neuronal functions. The study provides insight into lactate signaling in the nervous system, with potential applications for preventing or controlling cognitive diseases.

SourceTohoku University·JournalJournal of Biological Chemistry·DateJul 24, 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.

Unlocking secrets of the elusive ghost shark

Researchers are exploring the Pacific Northwest using ROVs to locate ghost shark nesting grounds and study their developmental processes. They hope to find embryos to learn about the unique morphologies of these fish.,

SourceUniversity of Florida·DateJul 24, 2023

Sahara dust can enhance removal of methane

A new study found that Sahara dust can enhance the removal of methane from the atmosphere through a photocatalytic reaction. The reaction involves the activation of mineral dust and sea spray aerosols in the presence of sunlight, producing chlorine atoms that oxidize atmospheric methane and tropospheric ozone.

SourceRoyal Netherlands Institute for Sea Research·JournalProceedings of the National Academy of Sciences·DateJul 24, 2023
Apple iPhone 17 Pro

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

One way to reduce medical errors? Connect doctors with other doctors

A new study found that information-sharing networks among clinicians improve patient care, especially for the worst-performing doctors. The researchers created an app that connected doctors in anonymous networks, showing their peers' diagnostic risk estimates and treatment recommendations.

SourceUniversity of Pennsylvania·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateJul 24, 2023

PKUers finds key evidence for existence of nanohertz gravitational waves

A team of Chinese scientists has found key evidence for the existence of nanohertz gravitational waves, marking a new era in nanohertz gravitational wave research. The detection will help astronomers understand the formation of universe structures and investigate supermassive black holes.

SourcePeking University·JournalResearch in Astronomy and Astrophysics·DateJul 24, 2023

BU study: PrEP to reduce HIV incidence not available in one in three New England colleges and universities

A new study found that more than one-third of New England colleges and universities do not offer PrEP, a medication that reduces HIV incidence by over 90%. The lack of access hinders HIV prevention efforts among young gay, bisexual, and other men who have sex with men, who account for 80% of new HIV infections among youth ages 13–24.

SourceBoston University School of Medicine·JournalJournal of American College Health·TypeData/statistical analysis·DateJul 24, 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.

Water-scarce cultures value long-term thinking more than their water-rich neighbors do

Cultures from water-scarce environments tend to prioritize long-term thinking and less indulgence compared to their water-rich counterparts. This finding is supported by four studies examining the effects of water scarcity on decision-making processes, including a natural test case in Iran's Yazd and Shiraz cities.

SourceAssociation for Psychological Science·JournalPsychological Science·TypeExperimental study·DateJul 24, 2023

With a new app, smart devices can have GPS underwater

Researchers at the University of Washington have developed an underwater 3D-positioning app for smart devices, allowing divers to accurately track each other's locations. The app uses acoustic signals and timestamps to estimate diver distances and locations, improving accuracy with more devices in the network.

SourceUniversity of Washington·DateJul 24, 2023

AI predicts the work rate of enzymes

A team of bioinformaticians from Heinrich Heine University Düsseldorf developed a new tool called TurNuP to predict enzyme turnover numbers using AI methods. The tool outperforms previous models and can make predictions even for low-sequence similarity enzymes.

SourceHeinrich-Heine University Duesseldorf·JournalNature Communications·DateJul 24, 2023
Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

How people judge anti-vaxxers who die from COVID-19

A new study suggests that people's judgments of anti-vaxxers who die from COVID-19 are complex and influenced by political party affiliation and vaccination status. Researchers found that Democrats and vaccinated individuals were more likely to view anti-vaxxers as deserving worse outcomes, while Republicans and unvaccinated individual...

SourceOhio State University·JournalNew Media & Society·TypeExperimental study·DateJul 24, 2023

These eight habits could lengthen your life by decades

A large US veterans' study found that men and women who adopt eight healthy habits, such as regular exercise, good sleep hygiene, and positive social relationships, can expect to live up to 21 additional years. The study's findings support the role of lifestyle factors in preventing chronic diseases and promoting healthy aging.

SourceAmerican Society for Nutrition·DateJul 24, 2023

New study reveals why defense against brain corrosion declines in people with Alzheimer’s disease

Researchers at Case Western Reserve University found that a protein called Slingshot Homolog-1 (SSH1) stops Nrf2 from carrying out its protective biological activity, leading to the decline of brain defense in Alzheimer's disease. Genetically eliminating SSH1 increases Nrf2 activation and slows the development of oxidative damage.

SourceCase Western Reserve University·JournalProceedings of the National Academy of Sciences·TypeCase study·DateJul 24, 2023

Is snacking bad for your health? It depends on what and when you eat

A new study found that snacking on high-quality foods can improve blood fat and insulin responses, while late-night snacking may have unfavorable effects. The researchers analyzed data from over 1,000 people in the UK and found no association between snack frequency or calories consumed and health measures.

SourceAmerican Society for Nutrition·DateJul 24, 2023

BU study finds volume of liver resection during gallbladder surgery doesn't significantly affect overall survival

A new study by Boston University researchers found that the volume of liver resected during gallbladder cancer surgery does not significantly affect overall survival rate when all cancer is removed. In contrast, larger liver resections were associated with more complications and longer hospital stays.

SourceBoston University School of Medicine·JournalAnnals of Surgical Oncology·TypeData/statistical analysis·DateJul 24, 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.

Fengyun-4A satellite and machine learning model advance solar photovoltaic resource mapping in China

The Fengyun-4A satellite in collaboration with a machine learning model generated a detailed PV resource map for China, providing new insights into the country's solar energy potential. This advancement sets a new standard for solar resource mapping, empowering decision-makers to make informed choices for a sustainable future.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalRenewable and Sustainable Energy Reviews·DateJul 24, 2023

Predicting early cancers with molecular vibration in serum

A team of scientists developed a label-free SERS-Artificial intelligence method for cancer screening, achieving high accuracy and sensitivity in detecting five types of cancers. The technology identifies subtle changes in molecular vibrations that distinguish cancer from healthy samples.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournaleLight·DateJul 24, 2023

Why we lose fat and muscle during infection

Researchers found that CD4+ T cells initiate fat wasting, while CD8+ T cells induce muscle wasting, which surprisingly helps the mice fight infection and survive. The study sheds light on the complex relationship between immune cells and wasting responses.

SourceSalk Institute·JournalCell Reports·DateJul 24, 2023

Scientists discover new isopod species in the Florida Keys

A new species of marine cryptofauna, Gnathia jimmybuffetti, was discovered in the Florida Keys. The roughly three-millimeter-long isopod has been characterized using photomicrographs and genetic sequencing, providing valuable insights into coral reef biodiversity and parasite impact.

SourceUniversity of Miami Rosenstiel School of Marine, Atmospheric, and Earth Science·JournalBulletin of Marine Science·TypeImaging analysis·DateJul 24, 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.

WVU researchers capture atomic view of synthetic DNA, revealing ‘molecular scissors’ that could treat disease

Researchers at WVU have developed a way to view synthetic DNA at the atomic level, enabling them to understand how to change its structure for enhanced scissor-like function. This breakthrough could lead to new technology for medical diagnoses and treatments, including potential therapies for diseases like retinal degeneration and cancer.

SourceWest Virginia University·JournalCommunications Chemistry·DateJul 24, 2023

Bacterial single-cell whole genome sequencing overhauled by engineered polymerase

A new process developed by researchers at the Chinese Academy of Sciences Headquarters greatly reduces bias in gene amplification, enabling high-coverage genome sequencing from single bacterial cells. The improved method uses an engineered phi29 DNA polymerase that is more efficient and robust than traditional versions.

SourceChinese Academy of Sciences Headquarters·JournalFrontiers in Bioengineering and Biotechnology·DateJul 24, 2023

New study reveals self-replicating RNA and novel vaccine delivery technology demonstrate enhanced safety and efficacy

A recent publication in Molecular Therapy unveiled the promise of HDT Bio Corp.’s AMPLIFY vaccine platform combining self-replicating RNA (repRNA) with its localizing cationic nanocarrier (LION™) formulation. The preclinical data showcased a more favorable safety profile and increased efficacy of repRNA vaccines delivery with LION tech...

SourceRusso Partners, LLC·JournalMolecular Therapy·TypeObservational study·DateJul 24, 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.

Beewolf symbiosis: Protective shield for allies

Female beewolves release toxic nitric oxide to kill mold fungi in brood cells, but their symbiotic bacteria are protected by hydrocarbons secreted from their antennae. These hydrocarbons block the diffusion of nitric oxide and prevent bacterial harm.

SourceMax Planck Institute for Chemical Ecology·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateJul 24, 2023

New study reveals remarkable impact of intrinsic spin shielding in platinum-rare earth alloys on electrocatalysis, paving the way for enhanced fuel cells

Researchers developed a Pt2Gd alloy with intrinsic spin reconfiguration, demonstrating remarkable electroactivity and durability. The alloy's unique interplay between Pt and Gd resulted in improved adsorption of oxygen intermediates and lowered energy barrier for the rate-determining step.

SourceScience China Press·JournalNational Science Review·DateJul 24, 2023

Could probiotics help slow age-related cognitive decline?

Researchers found that taking probiotic Lactobacillus rhamnosus GG improved cognitive scores in participants with mild cognitive impairment, suggesting a potential strategy to support cognitive health. Gut microbiome composition could serve as an early indicator for mild cognitive impairment.

SourceAmerican Society for Nutrition·DateJul 24, 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.

Researchers discover specialized immune cells patrolling the human eye

University of Melbourne researchers have discovered that T cells patrol the human eye, protecting it from pathogens and inflammation. The study uses a new imaging technique to capture dynamic behavior of these cells in response to different stimuli.

SourceThe Peter Doherty Institute for Infection and Immunity·JournalProceedings of the National Academy of Sciences·TypeImaging analysis·DateJul 24, 2023

Bisexual people experience worse health outcomes than other adults in England – national study of more than 835,000 people

A national study of over 835,000 people found that bisexual individuals experience poorer health outcomes, particularly long-term physical and mental health problems. Bisexual women reported better health outcomes, while LGB groups across genders felt less confident in managing their own health.

SourceTaylor & Francis Group·JournalThe Journal of Sex Research·TypeSurvey·DateJul 24, 2023

Breastfeeding is associated with a 33% reduction in first-year post-perinatal infant mortality

A large-scale US study finds that breastfeeding reduces post-perinatal infant mortality by 33%. The findings suggest promoting and supporting breastfeeding could help address the high rate of infant mortality in the US. Regional variations exist, with higher initiation rates associated with lower mortality rates.

SourceElsevier·JournalAmerican Journal of Preventive Medicine·TypeData/statistical analysis·DateJul 24, 2023

Successful generation of functional parathyroid glands from mouse embryonic stem cells

Researchers from Tokyo Medical and Dental University successfully generated functional parathyroid glands from mouse embryonic stem cells using blastocyst complementation. This breakthrough study demonstrates the potential for regenerating organs in vivo and provides a new treatment option for hypoparathyroidism.

SourceTokyo Medical and Dental University·JournalProceedings of the National Academy of Sciences·DateJul 24, 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.

New method for noninvasive detection of circulating tumor cells in blood

Researchers develop a new technique to detect circulating tumor cells in blood, overcoming noise issues with existing methods. The dual-ratio approach enhances penetration range and accuracy, paving the way for quicker diagnosis of metastasis.

SourceSPIE--International Society for Optics and Photonics·JournalJournal of Biomedical Optics·DateJul 24, 2023

New antibiotics on the way – but not quickly enough

A report from University of Queensland researchers highlights promising developments in new antibiotics, with 62 in development. However, experts warn that current pace is not enough to avoid a crisis due to rising deaths from resistant bacteria, with potential solutions including subscription payment models and non-antibiotic approaches.

SourceUniversity of Queensland·JournalThe Journal of Antibiotics·TypeLiterature review·DateJul 24, 2023

Bilingualism as a catalyst for social development in children

Children with greater language diversity are more sensitive to contextual factors when assessing an informant's reliability. This study found that bilingual children selectively trust informants who have provided accurate cues in the past, but not those who provide inaccurate cues. Bilingualism may enhance social-cognitive development ...

SourceSingapore University of Technology and Design·JournalBilingualism Language and Cognition·DateJul 24, 2023
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.

E-nose sniffs out harmful molecules

Researchers have developed an easy-to-manufacture e-nose that can rapidly and accurately 'sniff-out' volatile compounds, including those used in hazardous waste and disease diagnosis. The sensor uses machine learning to identify specific VOCs and determine their concentration.

SourceHarvard John A. Paulson School of Engineering and Applied Sciences·JournalProceedings of the National Academy of Sciences·DateJul 24, 2023

Deadly dust: engineered stone is making California workers sick

Workers cutting, grinding, and polishing artificial-stone slabs for countertops are developing silicosis due to high concentrations of silica and polymer resins. Researchers call for public health measures, including banning the product and improving worker safety.

SourceUniversity of California - San Francisco·JournalJAMA Internal Medicine·DateJul 24, 2023

Chapman University climate scientist finds new way to measure the Earth’s ability to offset carbon emissions

A new study by Chapman University scientist Joshua Fisher and colleagues provides insight into the Earth's response to rising temperatures due to climate change. By analyzing landscape-level measurements of temperature and carbon dioxide release, the team found that plants' ability to remove carbon pollution from the atmosphere may not...

SourceChapman University·JournalNature Ecology & Evolution·TypeData/statistical analysis·DateJul 24, 2023
Fluke 87V Industrial Digital Multimeter

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

Robot preachers get less respect, fewer donations

A recent study published by the American Psychological Association found that exposure to robot preachers can undermine religious commitment and reduce donations. Participants rated robot preachers as less credible than human priests, with smaller donations also reported.

SourceAmerican Psychological Association·JournalJournal of Experimental Psychology·DateJul 24, 2023

Coexisting carbon-bearing inclusions found in deep mantle wedge peridotite

A team of scientists found coexisting diamond-magnesite-methane inclusions in deep mantle wedge peridotite using 3D Raman imaging. This discovery has significant implications for understanding the deep carbon cycle and carbon transport processes in subduction zones.

SourceUniversity of Science and Technology of China·JournalNational Science Review·DateJul 24, 2023