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Science News Archive August 2023 - Page 25


Page 25 of 38

More than 2 million additional Americans faced food insufficiency following drawdown of pandemic-related SNAP benefits, Penn Medicine study finds

A new study by Penn Medicine found that the discontinuation of pandemic-related SNAP benefits led to a significant increase in food insufficiency in the US. The study found that households affected by the benefit cuts experienced a 21% relative increase in both food insufficiency and food insufficiency among children, affecting over 2 ...

SourceUniversity of Pennsylvania School of Medicine·JournalJAMA Health Forum·DateAug 11, 2023

Football participation and Parkinson disease among men

Research suggests football participation is associated with a higher odds of developing parkinsonism or Parkinson's disease. Longer football play duration and intensity are linked to an increased risk of diagnosis, highlighting the potential health risks for athletes involved in contact sports.

SourceJAMA Network·JournalJAMA Network Open·DateAug 11, 2023

Malaria vaccine candidate appears safe and produces promising immune response in a cohort of Tanzanian infants

A new malaria vaccine candidate has shown promising results in a cohort of Tanzanian infants, with substantial anti-RH5 immune responses achieved safely through vaccination. The vaccine targets the RH5 protein used by the malaria pathogen to invade red blood cells, providing a second line of defense against disease.

SourceCell Press·JournalMed·TypeExperimental study·DateAug 11, 2023
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.

SLU ethicists, leading scholars publish guidance for parents, physicians making medical decisions for children

A group of leading scholars in pediatric ethics have published six recommendations for guiding parents and clinicians in medical decision-making for children. The recommendations aim to provide a unified set of principles that will be more accessible and applicable for clinicians, parents, and legal guardians.

SourceSaint Louis University·JournalPEDIATRICS·TypeCommentary/editorial·DateAug 11, 2023

Using the body’s “invisible scalpel” to remove brain cancer

Researchers find immunotherapy treatment anti-CTLA-4 leads to greater survival in mice with glioblastoma and discover new way cells kill cancer by triggering microglia, specialized immune cells in the brain. This breakthrough could lead to more effective treatments for human brain cancer.

SourceSalk Institute·JournalImmunity·DateAug 11, 2023

A quantum leap in mechanical oscillator technology

Researchers at EPFL develop a superconducting circuit optomechanical platform with ultra-low quantum decoherence, enabling high-fidelity quantum control and long-term quantum storage. The breakthrough achieved record-breaking thermal decoherence rates of only 20 Hz.

SourceEcole Polytechnique Fédérale de Lausanne·JournalNature Physics·DateAug 11, 2023

De-code of the crop

A research group at Kyoto University has successfully developed a self-fertile buckwheat variety and a new type of the crop with a sticky texture. This breakthrough could contribute to the efficient breeding of less-common orphan crops, addressing the world's growing food demands.

SourceKyoto University·JournalNature Plants·TypeExperimental study·DateAug 11, 2023
Apple iPhone 17 Pro

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

Chemicals from maize roots influence wheat yield

Researchers from the University of Bern found that maize roots secrete chemicals that improve soil quality and increase wheat yields. The study demonstrates potential for using specialized plant compounds to enhance crop productivity through variety-specific rotations.

SourceUniversity of Bern·JournaleLife·TypeExperimental study·DateAug 11, 2023

Even treated wastewater affects our rivers

A new study by Goethe University Frankfurt found that effluents from treated wastewater treatment plants alter invertebrate communities in Hesse's waters. Pollution-tolerant taxa like worms and crustaceans increase, while sensitive species like stonefly and caddisfly larvae decline.

SourceGoethe University Frankfurt·JournalWater Research·DateAug 11, 2023

Research raises hopes for new treatment of fusion-driven cancer

Researchers from Aarhus University have developed a gene therapy that can stop cell division in a subtype of acute myeloid leukemia (AML) by targeting the drivers of the disease. The study suggests that this technology can become a platform for treating other fusion-driven cancers, such as lung cancers and sarcomas.

SourceAarhus University·JournalLeukemia·TypeExperimental study·DateAug 11, 2023

Researchers identify 135 new melanin genes responsible for pigmentation

A study published in Science has identified 135 previously unknown genes associated with pigmentation, shedding light on the regulation of melanin production in humans. The research could help protect lighter-skinned individuals from skin cancer and develop new treatments for vitiligo and other pigmentation diseases.

SourceUniversity of Oklahoma·JournalScience·DateAug 11, 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.

Ultrafast lasers for materials processing

A new type of ultrafast laser technology is being developed to create high-precision microstructures, such as those needed for smartphone displays. The project aims to make the technology cheaper and more efficient, with potential applications in glass processing, polymer ablating, and future laser surgery.

SourceRuhr-University Bochum·DateAug 11, 2023

New insights into the potential for early steps of biological evolution on Mars

A team of scientists discovered evidence for sustained wet-dry cycling on early Mars, essential for prebiotic chemical evolution and the emergence of life. The findings suggest that ancient Martian mudstones may have hosted conditions conducive to complex organic molecule formation and pre-biotic chemistry.

SourceIndiana University·JournalNature·TypeImaging analysis·DateAug 11, 2023

Arctic monitoring program plays vital role in global pollution reduction efforts

The Arctic Monitoring and Assessment Programme (AMAP) has played a vital role in recognizing and mitigating environmental pollution and climate change in the Arctic. Its efforts have led to significant reductions in pollutants in the Arctic and influenced global agreements, inspiring similar initiatives in other regions.

SourceChinese Society for Environmental Sciences·JournalEnvironmental Science and Ecotechnology·DateAug 11, 2023

Direct evidence for modified gravity at low acceleration from Gaia observations of wide binary stars

A new study by Kyu-Hyun Chae found conclusive evidence for the breakdown of standard gravity in low acceleration limit using up to 26,500 wide binaries observed by Gaia. The results show a boost factor of 30-40% higher than Newton-Einstein prediction, meeting conventional criteria of 5 sigma significance.

SourceSejong University·JournalThe Astrophysical Journal·TypeData/statistical analysis·DateAug 11, 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.

Researchers “film” novel catalyst at work

Researchers have developed a novel catalysis scheme that enables previously impossible chemical reactions without the use of rare and precious metals. The method uses light to activate the catalyst, allowing for the optimization of the process.

SourceUniversity of Bonn·JournalAngewandte Chemie·TypeExperimental study·DateAug 11, 2023

Study: Infant formula safety checks can be improved with stratified sampling

A new study from the University of Illinois finds that stratified sampling is more effective at catching contaminants in infant formula than random sampling. The researchers used computer models to simulate testing finished formula and suggest ways to improve safety plans.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalJournal of Food Protection·TypeComputational simulation/modeling·DateAug 11, 2023

Interdisciplinary team studies decomposition effects on soil

A multidisciplinary team analyzed soil samples from underneath decomposing human bodies to understand the release of elements such as sulfur, phosphorus, and calcium. The study found unexpected concentrations of these elements in the soils, which could aid investigators in locating missing persons and estimating time of death.

SourceUniversity of Tennessee Institute of Agriculture·JournalPLOS ONE·DateAug 11, 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.

A roadmap to help AI technologies speak African languages

Researchers in Africa have developed a roadmap to create better AI-driven tools for African languages, addressing the limited availability of language data. The study identifies key players and themes to consider in designing effective language tools, including writers, linguists, software engineers, and entrepreneurs.

SourceCell Press·JournalPatterns·TypeSurvey·DateAug 11, 2023

AI helps scientists generate Z-flipon map

Researchers used AI to predict Z-DNA fragment locations that overlap with known mutations causing severe hereditary diseases. These fragments can influence traits and body processes, including hair color, height, weight, and cholesterol levels.

SourceNational Research University Higher School of Economics·JournalLife Science Alliance·DateAug 11, 2023

Raising awareness of Long Covid ‘blue legs’ symptom

A new research case study published in The Lancet highlights the need for greater awareness of the 'blue legs' symptom associated with Long Covid. Acrocyanosis, a venous pooling of blood in the legs, can be a symptom of dysautonomia and postural orthostatic tachycardia syndrome (POTS) in patients with Long Covid.

SourceUniversity of Leeds·JournalThe Lancet·DateAug 11, 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.

Could artificially dimming the sun prevent ice melt?

A new study investigates whether artificially dimming the sun could prevent the melting of West Antarctic ice sheets. The results show that artificial influence does not work without decarbonization and entails high risks, highlighting the importance of rapid climate mitigation measures.

SourceUniversity of Bern·JournalNature Climate Change·TypeData/statistical analysis·DateAug 11, 2023

New concussion headset shows when it's safe to return to play

A new digital headset can detect subtle forces exerted on the skull as the heart contracts, revealing brain changes even in athletes whose symptoms have subsided. The device could help clinicians and coaches make more informed decisions about when athletes are ready to return to play after a concussion.

SourceUniversity of California - San Francisco·JournalJAMA Network Open·DateAug 11, 2023

Arrays of quantum rods could enhance TVs or virtual reality devices

Researchers develop a new method to assemble arrays of quantum rods onto patterned DNA scaffolds, enabling precise control over light emission and polarization. This breakthrough could enhance virtual reality devices and microLEDs with improved depth and dimensionality.

SourceMassachusetts Institute of Technology·JournalScience Advances·DateAug 11, 2023

Hundred-year storms? That's how long they last on Saturn.

Researchers found long-term disruptions in Saturn's atmosphere, caused by past megastorms, which persist for hundreds of years. The study revealed that ammonia gas is being transported from the upper to lower atmosphere via precipitation and reevaporation processes.

SourceUniversity of California - Berkeley·JournalScience Advances·DateAug 11, 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.

Artificial intelligence designs advanced materials

Scientists at Max-Planck-Institut für Eisenforschung developed a machine learning model that enhances predictive accuracy in alloy design, uncovering new corrosion-resistant compositions. The model combines numerical and textual data, enabling the identification of optimal alloy formulas.

SourceMax-Planck-Gesellschaft·JournalScience Advances·DateAug 11, 2023

Synthetic extracellular matrix supports endometrial organoids

Scientists have developed a synthetic extracellular matrix that can support the growth of mini endometria in a dish for at least two weeks. This allows researchers to study its role in healthy and diseased states, such as endometriosis, by extrapolating from patient samples.

SourceCell Press·JournalMed·TypeExperimental study·DateAug 11, 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.

Climate projections detail future risks for many people worldwide

A recent study by Bay Area Environmental Research Institute and NASA reveals that two degrees of warming will lead to increased heat stress, fire weather, floods, and droughts globally. The NEX-GDDP dataset provides daily climate projections for regions, enabling local leaders to develop targeted adaptation and mitigation plans.

SourceBay Area Environmental Research Institute·JournalEarth s Future·TypeComputational simulation/modeling·DateAug 10, 2023

Trinity research looks to Latin America for clues on healthy brain ageing

Researchers found that social determinants of health significantly impact healthy ageing across countries. Machine learning models were used to analyze complex interplay of factors associated with ageing. The study highlights the need for region-specific data-driven health strategies in Ireland.

SourceTrinity College Dublin·JournalNature·TypeData/statistical analysis·DateAug 10, 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.

Microplastics found embedded in tissues of whales and dolphins

A study by Duke University researchers has found microplastics in the fats and lungs of two-thirds of marine mammals, suggesting that ingested plastics can travel into tissues. The presence of polymer particles and fibers in whales' fat and organs may cause harm, including hormone disruption.

SourceDuke University·JournalEnvironmental Pollution·TypeObservational study·DateAug 10, 2023

Researchers reverse hearing loss in mice

A study published in Proceedings of the National Academy of Sciences successfully reversed hearing loss in mice by activating a defective gene. The researchers found that introducing a special enzyme at a young age significantly improved hearing, with positive effects becoming less potent with time.

SourceKing's College London·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateAug 10, 2023

Diabetes linked to functional and structural brain changes through MRI

A study found that longer duration of type 2 diabetes is associated with decreased brain structure and increased white matter hyperintensities. Despite this, cognition was not affected, highlighting the need for early screening for cognitive disorders in diabetic patients.

SourceMichigan Medicine - University of Michigan·JournalAnnals of Clinical and Translational Neurology·TypeObservational study·DateAug 10, 2023

Gut microbiome can increase risk, severity of HIV, EBV disease

Research reveals that a healthy gut microbiome can play a role in the acquisition and severity of HIV and EBV infections. The study found that animals colonized with resident microbiota had higher rates of HIV infection and increased viral loads, suggesting that altering the gut microbiota could be a potential therapeutic approach to c...

SourceUniversity of North Carolina Health Care·JournalNature Biotechnology·DateAug 10, 2023
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.

Muon g-2 doubles down with latest measurement, explores uncharted territory in search of new physics

Scientists have made a breakthrough in particle physics, releasing the world's most precise measurement yet of the muon's magnetic moment. The result bolsters evidence for new physics beyond the Standard Model and sets up a showdown between theory and experiment over 20 years in the making.

SourceDOE/Fermi National Accelerator Laboratory·JournalPhysical Review Letters·TypeData/statistical analysis·DateAug 10, 2023

The origins of life on Earth

A University of Trento study has demonstrated that inorganic structures can incorporate organic molecules to form primitive cell-like membranes, a key step in the origin of life on Earth. The findings open up new research opportunities for recreating life on other planets and improving drug effectiveness.

SourceUniversità di Trento·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateAug 10, 2023

Alcohol consumption among adults with a cancer diagnosis

A study of 15,000 adults found that alcohol consumption and risky drinking behaviors were prevalent among cancer survivors. The findings highlight the need for additional research to address the emerging concern of alcohol consumption in cancer patients.

SourceJAMA Network·JournalJAMA Network Open·DateAug 10, 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.

Special Issue: Australia

Australia's ancient ecosystems and oldest continuous indigenous cultures face extreme wildfire, flooding events, and biodiversity loss due to climate change. Integrating Indigenous knowledge into policies is crucial for addressing the climate crisis.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateAug 10, 2023

Researchers find new pathway for HIV invasion of cell nucleus

Researchers have identified a new pathway for HIV to enter the cell nucleus, and synthesized molecules that can target this pathway. The study found three proteins critical to the invasion, and their interaction, which could lead to new treatments for diseases such as Alzheimer's and cancer

SourceTechnische Universität Dresden·JournalNature Communications·DateAug 10, 2023

Global ecosystem water use efficiency has stalled since 2001

A new study found that global ecosystem water use efficiency has stagnated since 2001, likely due to an increased vapor pressure deficit and intensifying evapotranspiration. This decline may undermine human reliance on nature-based climate solutions for carbon neutrality.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateAug 10, 2023

Measuring communication experiences of families of inpatients unable to make decisions for themselves

Researchers developed two versions of a survey to measure the experience of communication between families of inpatients unable to make decisions for themselves. The five-question survey provides a brief snapshot of the experience, while the 10-item survey adds questions about information and emotional support.

SourceRegenstrief Institute·JournalJournal of Pain and Symptom Management·DateAug 10, 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.

Climate protection: land use changes cause the carbon sink to decline

Researchers in East Europe have recalculated the carbon sinks in the region, finding that they stored most of Europe's carbon between 2010 and 2019. However, data shows a decline in carbon absorption over time, with timber extraction having the biggest influence on the land-based carbon sink.

SourceKarlsruher Institut für Technologie (KIT)·JournalCommunications Earth & Environment·DateAug 10, 2023

Researchers engineer bacteria that can detect tumor DNA

Researchers have engineered bacteria that can detect tumor DNA in a live organism, using CRISPR technology. The bacteria, Acinetobacter baylyi, were designed to respond to specific DNA sequences associated with cancer, allowing for early detection and potentially preventing disease progression.

SourceUniversity of California - San Diego·JournalScience·TypeExperimental study·DateAug 10, 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.

Font size can 'nudge' customers toward healthier food choices

A recent study published in the International Journal of Hospitality Management suggests that restaurants can encourage customers to choose healthier food options by adjusting the font size of nutritional information on menus. By representing calorie values incongruously, businesses can effectively 'nudge' customers towards making heal...

SourceWashington State University·JournalInternational Journal of Hospitality Management·DateAug 10, 2023

Transplant recipients experience limited protection with primary COVID-19 vaccination series, but third dose boosts response

A third COVID-19 vaccination dose significantly improved antibody responses in transplant recipients, offering better protection against variants. However, cross-protection was only partial, highlighting the need for multiple vaccine doses to maintain immunity in this vulnerable population.

SourceMassachusetts General Hospital·JournalOpen Forum Infectious Diseases·TypeExperimental study·DateAug 10, 2023