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Science News Archive July 2023 - Page 22


Page 22 of 36
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.

Estrogen and PARP inhibitor combination for advanced ER+ breast cancer shows promise in preclinical models

A new study by researchers at Dartmouth Cancer Center shows that a combination of estrogen and PARP inhibitors can effectively treat advanced ER+ breast cancer by damaging cancer cells and preventing DNA repair. The treatment strategy has been shown to be effective regardless of BRCA1 or BRCA2 genetic mutations.

SourceDartmouth Health·JournalClinical Cancer Research·TypeExperimental study·DateJul 13, 2023

James Webb Telescope catches glimpse of possible first-ever ‘dark stars’

Astrophysicists analyze James Webb Space Telescope images to find three bright objects that might be 'dark stars,' powering themselves with annihilating particles of dark matter. The discovery could reveal the nature of dark matter and solve the puzzle of galaxy formation.

SourceUniversity of Texas at Austin·JournalProceedings of the National Academy of Sciences·TypeObservational study·DateJul 13, 2023

New UCF study examines insurance barriers to access opioid addiction medication

A new UCF study found that insurance coverage of extended-release buprenorphine injections is lacking, with only 46% of commercial plans and 19% of Medicare Advantage plans covering it. Prior-authorization requirements also pose a barrier to access, particularly for Medicaid plans.

SourceUniversity of Central Florida·JournalHealth Affairs·TypeData/statistical analysis·DateJul 13, 2023
Apple iPhone 17 Pro

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

New study suggests combination therapy to prevent resistance to treatment in hormone responsive metastatic breast cancer patients

A new study led by Sandra Casimiro and Luís Costa found a promising molecular target, the RANK signaling pathway, that could be used in combination with standard care to avoid resistance to treatment in metastatic breast cancer. High levels of RANK in cancer cells are associated with resistance to treatment with CDK4/6 inhibitors.

SourceInstituto de Medicina Molecular·JournalCell Reports Medicine·TypeExperimental study·DateJul 13, 2023

Timing of turkey nesting may not shift with changing climate

Researchers tracked eastern wild turkey nesting in five southern U.S. states over eight years, finding slight changes in nest timing linked to temperature and rainfall. However, these shifts were minimal and less than three hours, suggesting turkeys may be inflexible in their reproductive activities.

SourceNorth Carolina State University·JournalClimate Change Ecology·DateJul 13, 2023

Eyes in the skies confirm the end of trash burning in the Maldives

A new AI approach has confirmed that the Maldivian government effectively enforced its ban on open trash burning and single-use plastics, eliminating toxic smoke plumes from satellite imagery. The tool, trained using transfer learning and image segmentation, achieved 88% accuracy in identifying plumes.

SourceDuke University·JournalEnvironmental Science & Technology Letters·TypeExperimental study·DateJul 13, 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.

Controlling quantum randomness from the vacuum

A team of researchers at MIT has successfully controlled quantum randomness from the vacuum, a milestone in quantum technologies. By injecting a weak laser bias into an optical parametric oscillator, they have created a controllable source of 'biased' quantum randomness, enabling probabilistic computing and ultra-precise field sensing.

SourceMassachusetts Institute of Technology, Institute for Soldier Nanotechnologies·JournalScience·DateJul 13, 2023

Despite doubts from quantum physicists: Einstein's theory of relativity reaffirmed

A team from Leibniz University Hannover and University of Bremen confirmed the equivalence principle, proving passive and active gravitational mass are always equivalent, regardless of composition. This finding contradicts quantum theory's prediction of a violation, with accuracy 100 times greater than previous studies.

SourceLeibniz University Hannover·JournalPhysical Review Letters·TypeData/statistical analysis·DateJul 13, 2023

A ferroelectric transistor that stores and computes at scale

A new FE-FET design demonstrates record-breaking performances in computing and memory, achieving large memory window with impressively small device dimensions. The combination of molybdenum disulfide and aluminum scandium nitride materials enables energy-efficient devices for both computing and non-volatile memory applications.

SourceUniversity of Pennsylvania School of Engineering and Applied Science·JournalNature Nanotechnology·DateJul 13, 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.

Participating in genetic studies is in your genes – Oxford study

A groundbreaking Oxford study reveals a significant genetic component to people's probability of participating in genetic studies. The research identified detectable 'footprints' in genetics data that can be exploited statistically to enhance research accuracy for both participants and non-participants alike.

SourceUniversity of Oxford·JournalNature Genetics·TypeData/statistical analysis·DateJul 13, 2023

Biomaterial-delivered one-two punch boosts cancer immunotherapy

A novel biomaterials-based approach enhances adoptive T cell therapy with cancer vaccine technology, providing strong and long-lasting effects against solid tumors. In mice carrying melanomas, SIVET enables fast tumor shrinking and long-term protection.

SourceWyss Institute for Biologically Inspired Engineering at Harvard·JournalNature Communications·TypeExperimental study·DateJul 13, 2023

New superconductors can be built atom by atom

Researchers designed two new types of superconductivity by depositing chromium atoms on a superconducting niobium surface, confirming theoretical predictions. This method enables the creation of two-dimensional superconductors with atomic precision.

SourceUniversity of Zurich·JournalNature Physics·TypeExperimental study·DateJul 13, 2023

New algorithm for quicker detection of antibiotic resistances

Researchers have developed a new method to detect antibiotic resistances in Proteus mirabilis, enabling faster identification of potentially resistant strains. The algorithm uses cutting-edge molecular biology methods and can determine whether a bacterial strain is susceptible to carbapenem antibiotics.

SourceUniversity of Oldenburg·JournalClinical Microbiology and Infection·DateJul 13, 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.

Ketamine effective for treatment-resistant depression: clinical trial

A low-cost version of ketamine has shown strong results in treating treatment-resistant depression, with over 20% participants achieving total remission and a third experiencing symptom improvement. The study's findings bring definitive evidence to the field, which can be more affordable than existing treatments.

SourceUniversity of New South Wales·JournalThe British Journal of Psychiatry·TypeRandomized controlled/clinical trial·DateJul 13, 2023

New oxychloride solid-state electrolyte for lithium batteries shows good performance with ultra-low cost

Researchers developed a new solid-state electrolyte named lithium zirconium oxychloride (LZCO) from affordable compounds, achieving state-of-the-art performance at low cost. LZCO boasts high room-temperature ionic conductivity and exceptional compressibility, comparable to advanced sulfide and chloride solid-state electrolytes.

SourceUniversity of Science and Technology of China·JournalNature Communications·DateJul 13, 2023

Detecting spoiled food with LEDs

A team of researchers has developed a new LED technology that can detect spoiled food by emitting light in two different wavelength ranges. The modified LEDs use perovskite materials to capture and convert light, allowing for non-invasive imaging of food freshness.

SourceWiley·JournalAngewandte Chemie International Edition·TypeExperimental study·DateJul 13, 2023

Joint study unveils how COVID-19 adversely impacts placenta during pregnancy

A joint study reveals significant alterations in gene regulation within the placenta due to COVID-19 infection, potentially leading to abnormal blood vessel formation and fetal growth restriction. The research also identifies dysregulation of angiogenesis genes and downregulation of pregnancy-specific glycoprotein genes.

SourceHong Kong University of Science and Technology·JournalNature Cell Biology·TypeExperimental study·DateJul 13, 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.

THE LANCET HEALTHY LONGEVITY: Razor-sharp memory function in older adults linked to faster movement and better mental health, study suggests

A new study published in The Lancet Healthy Longevity journal found that superagers, individuals with razor-sharp memory function, have faster movement speed and better mental health compared to typical older adults. They also tend to have lower rates of anxiety and depression.

SourceThe Lancet·JournalThe Lancet Healthy Longevity·TypeObservational study·DateJul 13, 2023

People with more empathy more likely to support international sharing of coronavirus vaccines, study shows

A survey of 2,000 German adults found that people with higher levels of empathy and cosmopolitanism are more likely to prioritize sharing vaccine supplies internationally. The study suggests that there is substantial public support for international vaccine solidarity when infection rates are at a modest level and falling.

SourceUniversity of Exeter·JournalPLOS ONE·TypeSurvey·DateJul 13, 2023

Chagas Disease is also underdiagnosed in Spain

A recent study found nearly 2,800 Latin Americans were infected with the parasite causing Chagas disease upon arrival in Barcelona. The majority had heart lesions, emphasizing the need for screening and prevention programs.

SourceBarcelona Institute for Global Health (ISGlobal)·JournalPLOS Neglected Tropical Diseases·TypeObservational study·DateJul 13, 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.

Low-dose atropine eyedrops no better than placebo for slowing myopia progression

A randomized controlled trial funded by NIH found low-dose atropine eyedrops to be no better than placebo in slowing myopia progression among US children. The study contradicts previous East Asian trials that showed a benefit from 0.01% atropine. Further research is needed to identify an optimal approach for preventing high myopia.

SourceNIH/National Eye Institute·JournalJAMA Ophthalmology·TypeRandomized controlled/clinical trial·DateJul 13, 2023

Brain tumors: the positive effect of the cognitive reserve

A new study published in Brain Communications found that cognitive reserve can protect brain function in patients with brain tumors. The research revealed that higher levels of education, occupation, and urban environment are associated with improved neuropsychological performance.

SourceScuola Internazionale Superiore di Studi Avanzati·JournalBrain Communications·DateJul 13, 2023

Alien invasion: Study reveals alarming economic costs of biological invasions to the European Union

A recent study led by McGill University estimates that the European Union will face significant economic losses due to biological invasions, with costs projected to reach over €142.73 billion by 2040. The study highlights the need for effective management and collaboration to address this threat.

SourceMcGill University·JournalEnvironmental Sciences Europe·TypeComputational simulation/modeling·DateJul 13, 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.

Astronomers identify the coldest star yet that emits radio waves

Researchers have discovered the coldest star yet to produce emission at radio wavelengths, with a surface temperature of 425 degrees centigrade. The ultracool brown dwarf is a rare find, as most do not emit radio waves due to their dynamics.

SourceUniversity of Sydney·JournalThe Astrophysical Journal Letters·TypeData/statistical analysis·DateJul 13, 2023

Investigating the porous metals in orthopedic implants and beyond

Research discusses challenges and future directions for porous metallic implant fabrication, focusing on microstructure, biocompatibility, and mechanical properties. The review aims to promote metabolite and nutrient exchange, bone ingrowth, and improved implant-tissue anchorage.

SourceInternational Journal of Extreme Manufacturing·JournalInternational Journal of Extreme Manufacturing·DateJul 13, 2023

A scalable, safer, and potentially cheaper way to isolate valuable isotopes

Researchers at Columbia University have developed a novel technique for isolating isotopes, which are crucial for energy, medicine, and scientific research. The new method is more effective, cheaper, and easier to scale than current state-of-the-art techniques.

SourceColumbia University School of Engineering and Applied Science·JournalScience Advances·DateJul 13, 2023

Controlled cruelty: New study from VCU finds aggression can arise from successful self-control

A new study by VCU researcher David Chester found that aggression is not always the product of poor self-control, but rather can be the result of successful self-control to inflict greater retribution. The study argues for a more nuanced view of aggression and challenges common interventions aimed at reducing violence.

SourceVirginia Commonwealth University·JournalSocial and Personality Psychology Compass·TypeMeta-analysis·DateJul 13, 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.

Youth of color turn to TikTok for diet, fitness information

A new study found that social media platforms like TikTok and Instagram are ideal spaces to educate and guide US youth of color on healthy weight management. Nearly 1 in 4 adolescents experienced obesity from 2017 to 2020, with youths of color experiencing disproportionately higher rates.

SourceBoston University School of Public Health·JournalJMIR Pediatrics and Parenting·TypeSurvey·DateJul 13, 2023

Artificially grown ‘mini-brains’ without animal components bring opportunities for neuroscience

Scientists have created human brain organoids free of animal cells, which could greatly improve the study and treatment of neurodegenerative conditions. The novel method uses an engineered extracellular matrix to support stem cell growth, resulting in more accurate models of brain development.

SourceMichigan Medicine - University of Michigan·JournalAnnals of Clinical and Translational Neurology·TypeExperimental study·DateJul 13, 2023

New toxin facilitates disease infection and spread in wheat

Researchers have identified a new trichothecene, NX, produced by Fusarium graminearum, which contributes to the pathogen's ability to infect wheat and spread disease. Deleting the gene responsible for NX production reduces toxin levels and disease severity, providing potential control methods.

SourceAmerican Phytopathological Society·JournalMolecular Plant-Microbe Interactions·DateJul 13, 2023

Fear is in the eye of the beholder

A cluster of neurons in the brains of fruit flies has been found to control visual aversion to scary objects. The researchers discovered that these neurons release a chemical called tachykinin, which regulates vision when feeling afraid.

SourceUniversity of Tokyo·JournalNature Communications·TypeExperimental study·DateJul 13, 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.

CHEST® Pulmonary launches first issue

The American College of Chest Physicians has launched CHEST Pulmonary, a new online publication dedicated to pulmonary and sleep medicine. The journal features original research, case series, and reviews on various topics, including implementation science and artificial intelligence applications.

SourceAmerican College of Chest Physicians·JournalCHEST Pulmonary·DateJul 13, 2023

Freeze charges in flames

Researchers at KAUST studied the use of high voltages to control charged particles in flames, which could lead to improved flame stability and reduced soot formation. The team developed a simulation to understand this phenomenon and tested its predictions by studying a flame inside a cavity exposed to electric fields of up to 2,500 volts.

SourceKing Abdullah University of Science & Technology (KAUST)·JournalScientific Reports·DateJul 13, 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.

Doctors warn of looming threat to America’s surgical research

A team of UVA Health experts warns that surgeon-scientists are struggling to obtain research funding, which could lead to a decline in innovations for patients. The researchers found that internal medicine trainees are six times more likely to secure R01 grants and career development awards.

SourceUniversity of Virginia Health System·DateJul 13, 2023

Efficient boron neutron capture therapy for brain tumor with novel boron carrier

Researchers at Tokyo Institute of Technology developed a novel boron agent that selectively accumulates in brain tumor cells, exhibits enhanced blood retention, and can be administered at low doses. The agent, PBC-IP, shows promising results in preclinical studies, highlighting its potential for radiotherapy in treating glioblastoma.

SourceTokyo Institute of Technology·JournalJournal of Controlled Release·TypeExperimental study·DateJul 13, 2023

How COVID-19 crosses the placenta - study using placental tissue grown in the lab

Researchers discovered that SARS-CoV-2 infects the placenta by targeting specific cells expressing the ACE2 protein, leading to inflammation and reduced production of crucial pregnancy hormone hCG. Anti-ACE2 antibody treatments and antiviral drugs show promise in preventing infection and restoring normal function.

SourceMonash University·JournalNature Cell Biology·TypeExperimental study·DateJul 13, 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.

Search for dark matter at Jülich

Researchers at Forschungszentrum Jülich's Nuclear Physics Institute have searched for dark matter using a specialized particle accelerator and detected axionlike particles. The experiment utilized polarized beams to measure the electric dipole moments of charged particles, revealing a promising method in the search for dark matter.

SourceForschungszentrum Juelich·JournalPhysical Review X·TypeExperimental study·DateJul 13, 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.

Multimillion dollar consortium to address southwest water concerns

A team of researchers from the University of Arizona is launching a $7 million consortium to improve water security and water reuse methods in the arid southwestern United States. The project aims to advance water treatment technologies and make systems more efficient, driving sustainable practices.

SourceUniversity of Arizona College of Engineering·DateJul 13, 2023

A new method allows quantifying the spatial intermittency of ocean currents

A new methodology developed by the ICM-CSIC team accurately estimates horizontal diffusion of water masses in different ocean regions. The study uses over 600 drifting buoys to quantify horizontal diffusive processes, revealing maximum diffusion near the surface and minimum values at depths of 1400-2000 m.

SourceSpanish National Research Council (CSIC)·JournalJournal of Atmospheric and Oceanic Technology·TypeObservational study·DateJul 13, 2023

Synoptic reporting improves pretreatment CT for advanced ovarian cancer

A synoptic report improved the completeness of pretreatment CT reports in patients with advanced ovarian cancer. Involvement of surgically established unresectable or challenging-to-resect disease sites was mentioned in all disease-specific synoptic reports, compared to 37% of simple structured reports.

SourceAmerican Roentgen Ray Society·JournalAmerican Journal of Roentgenology·TypeImaging analysis·DateJul 13, 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.