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Science News Archive July 2023 - Page 30


Page 30 of 36

The long-neglected ultraslow spreading Southwest Indian Ocean Ridge not only develops diverse types of hydrothermal systems but also has the potential to form large polymetallic deposits

Researchers discovered diverse hydrothermal activities with higher frequency than expected, leading to large-scale sulfide mineral deposits. A new sulfide metallogenic model, eHeat-dFault, suggests local enhanced heat supply and deep faults control hydrothermal circulation and mineralization.

SourceScience China Press·JournalScience China Earth Sciences·DateJul 7, 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.

Hexagonal MBene: A promising platform for the electrocatalytic nitrogen reduction reaction

Researchers identified hexagonal ZrB2O2-Cr as an excellent platform for electrocatalytic nitrogen reduction reaction, showing ultra-low limiting potential and high selectivity. The origin of high activity is attributed to the synergistic effect of single atom and metal atoms in the substrate.

SourceBeijing Institute of Technology Press Co., Ltd·JournalEnergy Material Advances·TypeExperimental study·DateJul 7, 2023

Breakthrough identifies new state of topological quantum matter

Researchers at Cornell University have discovered and visualized a crystalline yet superconducting state in Uranium Ditelluride (UTe2), a previously unknown state of topological quantum matter. This 'spin-triplet electron-pair crystal' exhibits a new form of electronic quantum matter called Cooper-pair density waves.

SourceCornell University·JournalNature·DateJul 7, 2023

Machine learning enhances X-ray imaging of nanotextures

Researchers at Cornell University developed a new method that uses machine learning to visualize nanotextures in thin-film materials. This technique overcomes the challenge of preserving the sample, allowing for dynamic study of thin films and discovery of new morphologies.

SourceCornell University·JournalProceedings of the National Academy of Sciences·DateJul 7, 2023

New research finds deep-sleep brain waves predict blood sugar control

Researchers at UC Berkeley discovered that deep-sleep brain waves can regulate the body's sensitivity to insulin, improving blood sugar control. The study found that synchronized brain waves during deep sleep predict next-day glucose control, even after controlling for other factors.

SourceUniversity of California - Berkeley·JournalCell Reports Medicine·DateJul 7, 2023
Apple iPhone 17 Pro

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

AI tool decodes brain cancer’s genome during surgery

An AI tool called CHARM rapidly decodes a brain tumor's DNA to determine its molecular identity during surgery. This information enables neurosurgeons to make informed decisions about how much brain tissue to remove and whether to use tumor-killing drugs directly into the brain.

SourceHarvard Medical School·JournalMed·TypeComputational simulation/modeling·DateJul 7, 2023

Machine learning takes materials modeling into new era

A new machine learning-based simulation method called Materials Learning Algorithms (MALA) has been developed, enabling accurate electronic structure calculations at large scales. MALA achieves this by utilizing a hybrid approach that combines physics-based approaches with machine learning to predict the electronic structure of materials.

SourceHelmholtz-Zentrum Dresden-Rossendorf·Journalnpj Computational Materials·TypeComputational simulation/modeling·DateJul 7, 2023

New study suggests blood plasma proteins hold answers to better understanding long COVID

Researchers at Lawson Health Research Institute have discovered unique patterns of blood plasma proteins in patients with long COVID, which could lead to new diagnostic tests and treatment therapies. The study found prolonged inflammation associated with changes in immune cells and blood vessels, affecting organs like the brain and heart.

SourceLawson Health Research Institute·JournalJournal of Translational Medicine·TypeMeta-analysis·DateJul 7, 2023
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.

Privacy-preserving collaborative data collection and analysis with many missing values

Researchers developed a new method using Copula models to restore the true statistical model from data processed by Differential Privacy technology, even with many missing values. This enables highly accurate data analysis for pandemic mitigation and various societal applications.

SourceThe University of Electro-Communications·JournalIEEE Transactions on Dependable and Secure Computing·TypeComputational simulation/modeling·DateJul 7, 2023

From ground-hugging to groundbreaking: How a unique tomato mutation could transform sustainable agriculture

Researchers at Boyce Thompson Institute discovered a unique tomato mutation that unlocks the potential for enhanced fruit quality and stress resistance. The mutation, called 'adpressa', shows major transcriptional and metabolic adjustments, including increased levels of soluble sugars and enhanced growth.

SourceBoyce Thompson Institute·JournalJournal of Experimental Botany·TypeExperimental study·DateJul 7, 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.

Doom-and-gloom climate news may scare but also encourage audiences

Research found that seeing bad news about climate change can make people more afraid over time, but also may encourage audiences to think about what society can do to address the problem. Repeated exposure to threatening messages can lead to increased efficacy beliefs and a greater sense of control.

SourcePenn State·JournalClimatic Change·DateJul 7, 2023

Solidarity and resistance: Key to Las Kellys' making themselves seen

The Las Kellys collective has constructed its identity through solidarity and resistance, uniting hotel room attendants and other feminized and precarious workers in Spain. Their strategy has led to increased media attention, public debate, and political repercussions, shedding light on the poor working conditions faced by these workers.

SourceUniversitat Oberta de Catalunya (UOC)·JournalCurrent Issues in Tourism·TypeCase study·DateJul 7, 2023

Fecal transplants show promise in improving melanoma treatment

A phase I trial found that combining fecal transplants with immunotherapy is safe and shows promise in improving clinical responses in 65% of patients. The study used healthy donor microbiome to enhance immune system attack on cancer, offering a new paradigm shift in melanoma treatment.

SourceLawson Health Research Institute·JournalNature Medicine·TypeRandomized controlled/clinical trial·DateJul 7, 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.

Ticks may be able to spread chronic wasting disease between Wisconsin deer

Researchers at the University of Wisconsin-Madison found that ticks can harbor transmissible amounts of the protein particle causing CWD, potentially spreading the disease between deer. The study also suggests that better land stewardship and tick management could help manage CWD populations.

SourceUniversity of Wisconsin-Madison·JournalScientific Reports·TypeObservational study·DateJul 7, 2023

Produce prescription programs for patients with diabetes could save billions in healthcare costs, study shows

A nationwide produce prescription program for patients with diabetes and food insecurity could prevent 296,000 cases of cardiovascular disease and gain 260,000 quality-adjusted life years. The program is estimated to save $39.6 billion in healthcare spending and $4.8 billion in lost productivity costs.

SourceTufts University·JournalJournal of the American Heart Association·DateJul 7, 2023

Pregnant women can contribute to malaria surveillance in sub-Saharan Africa

A study published in Nature Communications found that infection rates in pregnant women attending antenatal care visits closely reflect the rates in children from cross-sectional studies, especially when molecular tests are used. This correlation can help estimate disease burden and inform control measures.

SourceBarcelona Institute for Global Health (ISGlobal)·JournalNature Communications·TypeObservational study·DateJul 7, 2023

Expanding Medicaid improved care without crowding out other patients

A new study found that people with low incomes in states that expanded Medicaid received more preventive care and overall health care compared to those in non-expansion states. The likelihood of high-value care, such as medications for heart problems or osteoporosis, increased in expansion states.

SourceMichigan Medicine - University of Michigan·JournalBMC Health Services Research·TypeData/statistical analysis·DateJul 7, 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.

Triple combination therapy brings lasting improvement in cystic fibrosis

Researchers found that a triple combination therapy of elexacaftor, tezacaftor, and ivacaftor improves lung function and reduces inflammation in patients with cystic fibrosis. The treatment's positive effects last over 12 months, offering hope for better management of the disease.

SourceCharité - Universitätsmedizin Berlin·JournalEuropean Respiratory Journal·DateJul 7, 2023

Deciphering the association between uterine microbiota and fertility in dairy cows

Researchers analyzed dairy cows' uterine microbiota and found significant associations with fertility, including a correlation between microbial diversity and AI frequency. The study suggests that farm-to-farm variations in microbiota can impact fertility, paving the way for new diagnostic approaches to low fertility in dairy farms.

SourceOkayama University·JournalMicrobiology Spectrum·TypeExperimental study·DateJul 7, 2023

Nucleo-cytoplasmic interaction in seedless cybrid citrus

This study found that nucleo-cytoplasmic interaction is a crucial factor in male sterility of seedless cybrid citrus, affecting stamen development and pollen abortion. The researchers identified genes involved in stamen development and proposed a potential nucleo-cytoplasmic interaction network.

SourceNanjing Agricultural University The Academy of Science·JournalHorticulture Research·TypeExperimental study·DateJul 7, 2023

Offshore floating wind farms, environmental benefits throughout the life cycle

Research by Politecnico di Milano finds offshore wind farms significantly reduce climate change impacts, with a 92% reduction in greenhouse gas emissions compared to fossil fuels. The study also highlights the importance of life cycle analysis for assessing environmental sustainability of renewable energy technologies.

SourcePolitecnico di Milano·JournalSustainable Production and Consumption·TypeMeta-analysis·DateJul 7, 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.

Researchers uncover how a genetic mutation can cause individuals with normal cholesterol levels to develop coronary artery disease at a young age

A novel molecular pathway has been identified, explaining how a mutation in the ACTA2 gene can cause individuals in their 30s with normal cholesterol levels to develop coronary artery disease. The mutation leads to stress in smooth muscle cells, triggering the production of excess cholesterol and driving atherosclerotic plaque formation.

SourceUniversity of Texas Health Science Center at Houston·JournalEuropean Heart Journal·DateJul 7, 2023

Cancer’s origin story features predictable plot line, Stanford Medicine researchers find

Researchers at Stanford Medicine found that cancer cells accumulate a series of specific genetic changes in a predictable and sequential way, years before they are identifiable as pre-malignancies. These changes affect pathways controlling cell division, structure, and internal messaging, leaving the cells poised to go bad long before ...

SourceStanford Medicine·JournalNature·TypeObservational study·DateJul 7, 2023

CT with CTA versus MRI in patients with dizziness

Using MRI instead of CT with CTA alone in patients presenting to the ED with dizziness was associated with greater critical neuroimaging results and more frequent echocardiography. Patients with dizziness undergoing MRI showed a lower frequency of 90-day ED readmissions compared to those discharged after CT with CTA alone.

SourceAmerican Roentgen Ray Society·JournalAmerican Journal of Roentgenology·TypeImaging analysis·DateJul 7, 2023

Arctic dust found to be a major source of particles that form ice crystals in Arctic low-level clouds

Researchers at Nagoya University found that Arctic dust is a significant source of particles forming ice crystals in Arctic low-level clouds. The findings suggest that Arctic dust can act efficiently as an ice nucleating particle, increasing the number of ice nucleating particles by over 100 times.

SourceNagoya University·JournalGeophysical Research Letters·TypeComputational simulation/modeling·DateJul 7, 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.

Pain risk varies significantly across states

The study found that education can protect individuals from undesirable state-level contexts, increasing their vulnerability to pain. States with more generous SNAP benefits and social cohesion had lower pain prevalence rates, highlighting the importance of macro contextual factors in shaping pain risk.

SourceUniversity at Buffalo·JournalPain·TypeData/statistical analysis·DateJul 7, 2023

Research underlines: Birth-control pills affect the body's ability to regulate stress

A new study published in Aarhus University found that women using birth-control pills do not exhibit the same reduced stress hormone levels as those who are not on the pill. The researchers measured ACTH levels before and after social activities to observe rapid changes in the body's stress response.

SourceAarhus University·JournalBehavioural Brain Research·TypeObservational study·DateJul 7, 2023

Considerable but unsustainable water supply from thawing permafrost on the Tibetan Plateau in a changing climate

A study led by Dr. Dawen Yang finds that thawing permafrost on the Tibetan Plateau provides a considerable but unsustainable water supply, threatening regional water security. The research suggests that ground ice meltwater contributes significantly to river runoff, particularly in sub-regions with dense populations.

SourceScience China Press·JournalScience Bulletin·DateJul 7, 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.

Wastewater monitoring could act as pandemic early warning system

A new study suggests that wastewater monitoring can be an effective way to track the spread of infectious diseases. The research found that testing for COVID-19 in wastewater was an objective way to measure where the disease was spreading, with most samples processed in under four days.

SourceMurdoch Childrens Research Institute·JournalThe Lancet Global Health·DateJul 6, 2023

Pusan National University researcher investigates instruction-giving in video-mediated second language learning

A study by Pusan National University researcher Eunseok Ro examines the shift in instruction-giving practices for a book club conducted via video conference. As the facilitator adapts to the new virtual environment, she gradually changes her approach, adopting more recipient-designed and diversified instruction delivery.

SourcePusan National University·JournalComputer Assisted Language Learning·TypeObservational study·DateJul 6, 2023

New single-cell study provides novel insights into gastric cancer

A new single-cell study provides deeper understanding of the evolution of the tumor microenvironment in gastric cancer. Researchers identified six unique ecotypes, or collections of cell states, within the tumor microenvironment and discovered a potential new therapeutic target, SDC2.

SourceUniversity of Texas M. D. Anderson Cancer Center·JournalCancer Cell·DateJul 6, 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.

Giant stone artefacts found on rare Ice Age site in Kent

Researchers at UCL Institute of Archaeology discovered 800 stone artefacts, including giant handaxes, in deep Ice Age sediments. The tools are believed to have been used for butchering animals and cutting meat, with some exhibiting distinctive shapes and pointed tips.

SourceUniversity College London·JournalInternet Archaeology·DateJul 6, 2023

Breakthrough peptide research to combat bacterial biofilms

Researchers at the University of St Andrews have developed an anti-biofilm cyclic peptide that targets a secreted aminopeptidase from P. aeruginosa, offering a novel strategy to combat bacterial biofilms and improve treatment of infections.

SourceUniversity of St. Andrews·JournalNature Chemical Biology·TypeExperimental study·DateJul 6, 2023

Multi-dimensional band structure spectroscopy in photonic synthetic frequency dimensions

The team used a photonic resonator to create a multi-dimensional lattice in the synthetic frequency dimension and measured its band structure. The researchers unveiled properties related to nontrivial eigenvalue topology, which are associated with the non-Hermitian skin effect.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateJul 6, 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.

Big robot bugs reveal force-sensing secrets of insect locomotion

The study combines real and robotic insects to understand how they sense forces in their limbs while walking. Campaniform sensilla (CS) are force receptors found in insect limbs that respond to stress and strain, providing critical information for controlling locomotion.

SourceSociety for Experimental Biology·DateJul 6, 2023

Testing real driverless cars in a virtual environment

The VVE method allows for testing of driverless cars in a perfectly safe environment, enabling the car to learn to avoid collisions and increase pedestrian safety. By replacing high-resolution sensor output with simulated data, researchers were able to show that the autonomous driving system behaves as if it's driving on real roads.

SourceOhio State University·JournalSensors·TypeExperimental study·DateJul 6, 2023

Top corn producing state to see future drop in yield, cover crop efficiency

A new study suggests that while winter cover crops can reduce nitrogen pollution by up to 30%, their effectiveness will decrease under future climate scenarios. Illinois' corn yields are expected to suffer more than soybean yields, especially in southern regions, as warmer temperatures and changing rainfall patterns impact crop growth.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalJournal of Environmental Management·DateJul 6, 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.

Researchers demonstrate first visible wavelength femtosecond fiber laser

The team's breakthrough enables the production of bright visible-wavelength pulses in the femtosecond range directly with fiber lasers. This advance has significant implications for various fields, including high-precision ablation of biological tissues, two-photon excitation microscopy, and material processing.

SourceOptica·JournalOptics Letters·DateJul 6, 2023

Combatting African sleeping sickness with street theatre

A recent public engagement project uses street theatre to educate audiences on African Sleeping Sickness, a neglected tropical disease prevalent in rural Africa. The performance aims to enhance trust in scientists and public health professionals among affected communities.

SourceSociety for Experimental Biology·DateJul 6, 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.

Wildlife crossing guards

Scientists identified habitats and simulated solutions like conservation buffers and open-bottom culverts to allow safe passage for salamanders and other wildlife. The model boosts ecological connectivity while reducing costs compared to large-scale barrier removal.

SourceDOE/Oak Ridge National Laboratory·JournalThe Journal of Wildlife Management·DateJul 6, 2023

Mid-life structural jawbone changes may signal women’s subsequent height loss

Research in the BMJ Open journal suggests that mid-life structural changes to the jawbone may signal subsequent height loss in women. The study, conducted on a cohort of women in Gothenburg, Sweden, found that severe cortical erosion and sparse trabeculation in the jawbone predicted significant bone shrinkage over time.

SourceBMJ Group·JournalBMJ Open·TypeObservational study·DateJul 6, 2023

Birds have a net benefit on production for some crops by controlling pests

A meta-analysis reveals that birds generally have a net benefit on production for some crops by controlling pests. Non-lethal measures to deter birds are effective in reducing crop losses. The study found that around 10% of bird species consume crops, with 65% showing a positive effect on woody crop yield.

SourcePLOS·JournalPLOS Biology·TypeMeta-analysis·DateJul 6, 2023

Multiple factors delay timely endometriosis diagnosis, study shows

Endometriosis suffers face significant barriers to timely diagnosis due to societal stigma surrounding periods, inadequate GP training, and challenges in distinguishing symptoms from normal menstrual pain. The study highlights the need for mandatory training on menstrual conditions during medical school to prioritize women's healthcare.

SourceAston University·JournalObstetrics and Gynecology·TypeObservational study·DateJul 6, 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.