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Science News Archive 2023 - Page 159


Page 159 of 444

Making big leaps in understanding nanoscale gaps

Researchers at Brookhaven Lab's Center for Functional Nanomaterials have created a new layered structure with unique energy and charge transfer properties. The discovery could lead to advancements in technologies such as solar cells and optoelectronic devices.

SourceDOE/Brookhaven National Laboratory·JournalNano Letters·TypeExperimental study·DateAug 18, 2023

Scientists develop efficient spray technique for bioactive materials

Rutgers scientists have devised a highly accurate method for creating coatings of biologically active materials, achieving efficiencies statistically indistinguishable from 100 percent. This breakthrough could make electrospray deposition more appealing for the manufacture of medical devices using bioactive materials.

SourceRutgers University·JournalNature Communications·TypeObservational study·DateAug 18, 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.

Reviewing MAFLD opens new treatment pathways

Recent meta-analysis finds MAFLD associated with higher risk of chronic kidney disease (CKD) in adults. People with MAFLD are 20% more likely to develop CKD than those without the condition.

SourceFirst Hospital of Jilin University·JournaleGastroenterology·DateAug 18, 2023
Apple iPhone 17 Pro

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

We finally know why quantum ‘strange metals’ are so strange

Researchers have identified a mechanism explaining the characteristic properties of strange metals, which operate outside normal rules of electricity. The theory combines two properties: electron entanglement and nonuniform atomic arrangement, resulting in electrical resistance.

SourceSimons Foundation·JournalScience·DateAug 17, 2023

Lorazepam treatment may be linked to worse outcomes for pancreatic cancer patients

Benzodiazepine lorazepam is associated with shorter progression-free survival in pancreatic cancer patients. In contrast, alprazolam use was linked to a longer progression-free survival. Lorazepam may activate GPR68, boosting IL-6 expression and promoting tumor growth in the pancreatic microenvironment.

SourceAmerican Association for Cancer Research·JournalClinical Cancer Research·DateAug 17, 2023

The best thing since sliced tissue

Researchers at Gladstone Institutes create Gaussian Process Spatial Alignment (GPSA) to analyze 2D data from tissue slices and generate a 3D 'atlas' of the tissue. This allows for deeper understanding of biological tissue samples, enabling more precise predictions of gene expression and treatment outcomes.

SourceGladstone Institutes·JournalNature Methods·DateAug 17, 2023

Climatic changes put the brakes on spider romance

A recent study found that climate change affects the mating rituals of Neotropical spiders, with males resorting to deceptive gift-giving tactics when food is scarce. This behavior becomes more common in harsh environmental conditions, leading to a decline in adult spider size and female fecundity.

SourceFlinders University·JournalBMC Biology·TypeObservational study·DateAug 17, 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.

FGM identified as a leading cause of death in African countries

A new study reveals that Female Genital Mutilation (FGM) is a leading cause of death in African countries, resulting in estimated 44,320 excess deaths per year. The practice remains legal in five countries and requires cultural change to be effective.

SourceUniversity of Birmingham·JournalScientific Reports·TypeData/statistical analysis·DateAug 17, 2023

A healthy diet, reading, and doing sports promote reasoning skills in children

A recent study by the University of Eastern Finland found that improved overall diet quality and increased time spent in reading and organised sports enhanced reasoning skills among children over two school years. Children with healthier eating habits showed greater cognitive development than their peers.

SourceUniversity of Eastern Finland·JournalScandinavian Journal of Medicine and Science in Sports·DateAug 17, 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.

Victims of partner violence and child abuse face a significantly increased risk of developing type 2 diabetes later in life

A new study in the American Journal of Preventive Medicine documents a consistent risk level across race and gender for victims of partner violence and child abuse. The risk is similar among adult males and females and lower income Black and White Americans, increasing by 20-35% compared to those without interpersonal violence.

SourceElsevier·JournalAmerican Journal of Preventive Medicine·TypeData/statistical analysis·DateAug 17, 2023

Alarm as FDA fast-tracks first antipsychotic drug for agitation in dementia

The FDA approved brexpiprazole, an antipsychotic drug, for treating agitation in elderly patients with dementia, despite trials showing it failed to provide a clinically meaningful benefit and increased the risk of death. The decision may reverse efforts to reduce off-label use of antipsychotics in care homes.

SourceBMJ Group·JournalThe BMJ·TypeCommentary/editorial·DateAug 17, 2023

Cutting-edge imaging technique shines light on how DNA strands stack up

Researchers used DNA-PAINT to study base-stacking interactions in DNA strands, finding that adding one more interaction increases stability by up to 250 times. This information allowed them to design a highly efficient three-armed DNA nanostructure with potential biomedical applications.

SourceIndian Institute of Science (IISc)·JournalNature Nanotechnology·DateAug 17, 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.

Collecting clean water from fog

Researchers at ETH Zurich have developed a method that collects and purifies water from fog simultaneously, rendering it safe for use in densely populated urban centers. The technology uses a close-mesh lattice coated with polymers and titanium dioxide to break down organic pollutants.

SourceETH Zurich·JournalNature Sustainability·DateAug 17, 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.

Study observes sudden acceleration of flow, generates new boundary layer

Aerodynamic researchers at University of Illinois create wind tunnel experiment to study internal boundary layers and their impact on flow behavior. They identify a new internal boundary layer that changes the flow's behavior, providing insights into aerodynamics physics and improving turbulence models for complex designs.

SourceUniversity of Illinois Grainger College of Engineering·JournalJournal of Fluid Mechanics·DateAug 17, 2023

Powerful imaging technology used to investigate renal disease

Imaging mass cytometry showcases odd numbers of proteins in kidneys of lupus patients, identifying novel markers for disease. The study found decreased and increased disease markers pointing to renal disease, with potential enlargement of glomeruli in some patients.

SourceUniversity of Houston·JournalClinical Immunology·DateAug 17, 2023

Old brains, new tricks: Surprising plasticity in adult vision

Researchers found that rodents exposed to light for the first time in adulthood showed significant plasticity in their brains, challenging previous beliefs about adult brain rigidity. After a month, their brains looked similar to those of healthy controls, with organized visual responses and smaller receptive fields.

SourceChampalimaud Centre for the Unknown·JournalPLOS Biology·TypeExperimental study·DateAug 17, 2023

RESEARCH ALERT: City of Hope scientists unravel how TET2 gene deficiency fuels development of acute myeloid leukemia

Researchers identified how low TET2 levels fuel rapid growth of acute myeloid leukemia in animal models. The study found that TET2 deficiency sets off biochemical changes enhancing the cancer's ability to spread. This discovery highlights potential therapeutic targets for treating aggressive bone marrow cancer.

SourceCity of Hope·JournalCell Stem Cell·TypeExperimental study·DateAug 17, 2023

Pollutants are important to biodiversity’s role in spread of wildlife diseases

Research found that increased biodiversity can either help or hinder disease outbreaks in wildlife, depending on environmental conditions. Environmental pollutants like road salt changed the susceptibility of amphibian species to parasites, with higher biodiversity communities experiencing a dilution effect when exposed to pollutants.

SourceUniversity of Wisconsin-Madison·JournalJournal of Animal Ecology·DateAug 17, 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 breast cancer susceptibility genes

A large-scale international collaborative study has identified new genes associated with breast cancer, which could lead to better risk prediction and improved clinical management. The study found evidence for at least four new breast cancer risk genes, with many others showing suggestive evidence.

SourceUniversité Laval·JournalNature Genetics·DateAug 17, 2023

AI model developed by Brigham researchers could help screen for heart defect

Researchers at Brigham and Women's Hospital have developed an AI model that screens electrocardiograms (ECG) for signs of atrial septal defects (ASD), a common adult congenital heart disease. The model correctly detected ASD in 93.7% of cases, outperforming traditional methods.

SourceBrigham and Women's Hospital·JournalEClinicalMedicine·TypeObservational study·DateAug 17, 2023

Application of base editors in organoids opens new doors for cancer research

Researchers used base editors to introduce specific combinations of activating and inactivating mutations into healthy organoids, creating realistic models for various types of cancer. This allows for further investigation into the development and treatment of cancer, with potential applications including testing new drugs.

SourceHubrecht Institute·JournalNature Communications·TypeExperimental study·DateAug 17, 2023

Heredity and environment account for people’s love of nature

Research from the University of Gothenburg reveals that both innate factors and environmental influences contribute to an individual's attitude towards nature. The study suggests that a wide range of factors shape how people express their love for nature, and emphasizes the importance of considering these variations in urban planning.

SourceUniversity of Gothenburg·JournalTrends in Ecology & Evolution·TypeMeta-analysis·DateAug 17, 2023

Policy to expand Medicaid coverage linked to higher participation in cancer clinical trials among people insured by Medicaid

Researchers found a 19% annual increase in Medicaid-insured cancer patients participating in publicly funded clinical trials after the Affordable Care Act Medicaid expansion. The study shows that targeted policies can increase access to health care and cancer clinical trials for those with Medicaid insurance.

SourceFred Hutchinson Cancer Center·JournalJAMA Oncology·TypeData/statistical analysis·DateAug 17, 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.

Cost to protect globally important forests falls disproportionately on those living closest

A decade-long study in Tanzania's Eastern Arc Mountains reveals that biodiversity conservation benefits vary widely among groups, with local rural communities bearing substantial costs. International funding could help smallholder farmers boost yields on their existing land to incentivize long-term forest protection.

SourceUniversity of Cambridge·JournalEnvironmental and Resource Economics·DateAug 17, 2023

Wellcome Sanger Institute: Multiple organ functions of yolk sac revealed by early human development map

Researchers from the Wellcome Sanger Institute mapped the multiple organ functions of the human yolk sac, revealing its role in producing key hormones and blood cells. The study provides novel insights into the earliest stages of immune cell development and has implications for understanding childhood diseases.

SourceWellcome Trust Sanger Institute·JournalScience·TypeObservational study·DateAug 17, 2023

NIH establishes Maternal Health Research Centers of Excellence

The NIH has established 10 research centers to develop innovative approaches to reducing pregnancy-related complications and deaths. These efforts aim to address disparities in maternal health outcomes by racial and ethnic group, age, education, socioeconomic status, and geographic region.

SourceNIH/Eunice Kennedy Shriver National Institute of Child Health and Human Development·DateAug 17, 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.

LRT, REM, mass transit projects and their fuzzy reality

New research from the University of Ottawa's Telfer School of Management suggests that managing public transit projects requires a comprehensive approach considering rational, psychosocial, and political dimensions. This involves engaging stakeholders, including non-users, to ensure societal impact and cost-effectiveness.

SourceUniversity of Ottawa·JournalIEEE Transactions on Engineering Management·TypeCase study·DateAug 17, 2023

America’s wealthiest 10% responsible for 40% of US greenhouse gas emissions

A new study from the University of Massachusetts Amherst found that the wealthiest 10% of Americans are responsible for 40% of the nation's total greenhouse gas emissions. The study suggests that policymakers adopt taxes focused on shareholders and the carbon intensity of investment incomes to equitably meet climate goals.

SourceUniversity of Massachusetts Amherst·JournalPLOS Climate·DateAug 17, 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.

Measurement techniques for aspheric surface parameters

The article discusses measurement techniques for aspheric surface parameters, including general fitting and center-of-curvature-based methods. These methods assess the quality of aspheric surfaces and provide direction for processing and suitable targets for processing.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight: Advanced Manufacturing·DateAug 17, 2023

International study shows that taste, independent of smell, is also significantly diminished in patients with COVID-19

A large and diverse group of over 10,000 participants showed a significant reduction in taste intensity, with a 21% decrease compared to those without symptoms. The team used a simple, non-invasive test to track chemical senses, demonstrating that COVID-19 affects taste perception independent of smell.

SourceMonell Chemical Senses Center·JournalChemical Senses·TypeSurvey·DateAug 17, 2023

Anxious people use less suitable section of brain to control emotions

Researchers found that anxious individuals rely on a less efficient section of the forebrain for emotional control, making it difficult for them to choose alternative behavior. This leads to avoidance of social situations and prevents them from learning that they are not as negative as they think.

SourceRadboud University Nijmegen·JournalNature Communications·DateAug 17, 2023

La Brea megafaunal extinctions driven by fires 13,000 years ago

A new study found that large-scale fires in an ecosystem made increasingly vulnerable by climate change and human impacts led to the extinction of two-thirds of Earth's large mammals in Southern California. The findings, based on radiocarbon chronology of fossils from the La Brea tar pits, suggest that fire was the primary cause of reg...

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateAug 17, 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.

Race-based variations in gut bacteria emerge by 3 months of age

A study reveals that racial differences in gut microbiome composition arise after 3 months of age and persist through childhood. Early social and environmental exposures play a significant role in shaping the gut microbiome, with research suggesting that environmental and social factors contribute to health disparities.

SourceWashington University in St. Louis·JournalPLOS Biology·DateAug 17, 2023

Researchers find walkable communities are healthier for both mom and baby

Researchers at the University of New Hampshire found that pregnant women living in walkable areas engage in more physical activity and have fewer issues with pregnancy complications. The study also suggests that walking can have health benefits beyond exercise, such as social interactions and community engagement.

SourceUniversity of New Hampshire·JournalEconomics & Human Biology·DateAug 17, 2023

Child Development Journal Q&A: How do youth view gang violence is shaping their communities?

A new study examines how youth from Honduras and Nicaragua evaluate moral judgments on acts of physical violence. The findings show that both groups prioritize the well-being of others, but differ in their reasoning, with some forms of violence judged as having protective factors in insecure conditions.

SourceSociety for Research in Child Development·JournalChild Development·TypeObservational study·DateAug 17, 2023

Is data justice the key to climate justice?

Biased AI can limit climate predictions and misguide governments due to missing information from under-represented communities. Human-in-the-loop design can fill these 'data holes' by offering a sense check on used data and context.

SourceUniversity of Cambridge·JournalClimate Action·TypeMeta-analysis·DateAug 17, 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.

Natural-product inspired small molecule drug targets ‘undruggable’ target

Researchers developed a natural product-inspired small molecule that binds to the cellular chaperone cyclophilin A, disrupting oncogenic signaling and tumor growth in several human cancer models. The approach could be used to target additional KRAS mutants and other cancer drivers.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateAug 17, 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.

UArizona College of Nursing receives $2.6M HRSA grant to support Doctor of Nursing Practice students' clinical placements

The University of Arizona College of Nursing will deploy immersive managed practice adaptable clinical training starting in the spring semester of 2024, supporting 19 students per year with $25,000 each. The grant also helps establish a longitudinal clinical placement model and provides financial support for community partners.

SourceUniversity of Arizona Health Sciences·DateAug 17, 2023