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Science News Archive 2023 - Page 302


Page 302 of 444

$1.6 million grant awarded to develop open-source software toolkit

A team of researchers from University of Missouri and University of Nebraska-Omaha are working on a three-year, $1.6 million grant to make open-source software tools more accessible and understandable to a wider range of people and tech companies. The project aims to identify what OSS projects are good to invest in for commercialization.

SourceUniversity of Missouri-Columbia·DateApr 25, 2023

Researchers capture first atomic-scale images depicting early stages of particle accelerator film formation

Scientists have captured the first atomic-scale images of tin on niobium during the growth process of next-generation particle accelerators, revealing potential for greater control over superconducting Nb3Sn films. The study aims to optimize fabrication of next-generation accelerator cavities and reduce cryogenic infrastructure costs.

SourceUniversity of Chicago·JournalThe Journal of Physical Chemistry C·DateApr 25, 2023

Luring the virus into a trap

Heidelberg researchers have identified key proteins that can prevent the formation of fusion pores, allowing viruses like influenza A and Ebola to be trapped in a lipid membrane. This breakthrough could lead to new approaches for preventing infections with these highly infectious viruses.

SourceHeidelberg University·JournalThe EMBO Journal·TypeComputational simulation/modeling·DateApr 25, 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.

Study identifies a new building block in the navigation system of fish; boundary vector cells in central telencephalon of goldfish enable unique encoding of position, documented here for the first time in the largest group of vertebrates

Researchers identified boundary vector cells in goldfish central telencephalon that encode spatial information for the first time in a vertebrate. These cells enable unique positioning and represent a significant discovery in understanding fish navigation systems.

SourcePLOS·JournalPLOS Biology·DateApr 25, 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.

Inclusive authorship reduces barriers to participation

A new framework for collaboration, developed by Elizabeth Borer and her NutNet colleagues, overcomes key barriers to meaningful contributions from all authors. The approach ensures substantive contributions by all co-authors, promoting a more inclusive authorship model.

SourceUniversity of Minnesota·JournalMethods in Ecology and Evolution·DateApr 25, 2023

New insight into dying cells in Parkinson's disease

Scientists found that dopamine-containing nerve cells from Parkinson's patients have poorer ability to form extensions, leading to severe dopamine deficiency. Researchers also discovered a medication that makes these cells better at forming nerve extensions.

SourceUniversity of Southern Denmark·JournalCell Reports·TypeExperimental study·DateApr 25, 2023

Water pollution complaints decline during COVID 19 outbreak

A study by Pohang University of Science & Technology (POSTECH) analyzed water pollution complaints in Alabama and found a significant decrease during the COVID-19 pandemic. The research team used AI methodologies to examine sentiment changes and correlations with climatic extremes.

SourcePohang University of Science & Technology (POSTECH)·Journalnpj Clean Water·DateApr 25, 2023

Higher rates of HIV diagnoses found amongst mental health service users

Research at King's College London found a higher prevalence of HIV diagnoses among people who use mental health services in South London. The study suggests that there is a complex relationship between HIV and mental illness, with potential risks for both acquiring HIV or developing mental illness.

SourceKing's College London·JournalBMJ Open·TypeData/statistical analysis·DateApr 25, 2023

Estimated 6.5 million Californians know someone at risk of harming themselves, others

A new study finds that an estimated 6.5 million Californians are concerned about a friend or family member who may harm themselves or others due to substance misuse, history of violence, or firearm access. The survey shows that 85% of respondents who knew someone at risk took actions to reduce the risk, but few addressed firearm access.

SourceUniversity of California - Davis Health·JournalPreventive Medicine·TypeData/statistical analysis·DateApr 25, 2023
Apple iPhone 17 Pro

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

Mixing theory, observation to envision warmer world

Researchers combine theory and observation to understand damselfly responses to warming temperatures, discovering a more realistic predator-prey simulation model. This work provides groundwork for understanding how other species will adapt to a warmer world, particularly species like mosquitoes.

SourceMichigan State University·JournalProceedings of the Royal Society B Biological Sciences·DateApr 25, 2023

Woodpecker guides post-fire forest management

A new online tool predicts the potential abundance of Black-backed Woodpeckers after fire by incorporating pyrodiversity into forest management decisions. This helps balance human and wildlife needs in post-fire landscapes.

SourceCornell University·JournalEcological Applications·TypeComputational simulation/modeling·DateApr 25, 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.

Two-component system could offer a new way to halt internal bleeding

A two-component system designed by MIT engineers has shown promising results in stopping internal bleeding in mouse models. The system, which mimics the body's natural clotting process, uses a nanoparticle and polymer to recruit platelets and form blood clots at injury sites.

SourceMassachusetts Institute of Technology·JournalAdvanced Healthcare Materials·DateApr 25, 2023

Gene that confers seed tolerance to salinity identified

Researchers have identified a gene that enables plants to tolerate salinity stress by regulating hormone signaling. This breakthrough could lead to crop improvements with larger seeds that germinate well in adverse environments, solving limitations on productivity due to soil salinization.

SourceInstituto Gulbenkian de Ciencia·JournalPlant Cell & Environment·DateApr 25, 2023

Even as SARS-CoV-2 mutates, some human antibodies fight back

Researchers discovered a 'cocktail' of human antibodies that show promise in fighting severe SARS-CoV-2 infections, including Omicron variants. The study revealed how the original Moderna vaccine could prompt the body to produce these broad-spectrum antibodies.

SourceLa Jolla Institute for Immunology·JournalCell Reports·TypeExperimental study·DateApr 25, 2023

A simple paper test could offer early cancer diagnosis

Researchers have designed a new nanoparticle sensor that can detect cancer with a simple urine test. The sensors use DNA barcodes to analyze urine samples, which can reveal distinguishing features of a particular patient's tumor.

SourceMassachusetts Institute of Technology·JournalNature Nanotechnology·DateApr 25, 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.

Jellyfish-like robots could one day clean up the world’s oceans

Researchers have developed a jellyfish-like robot capable of collecting and transporting waste particles in the ocean without causing harm to marine species. The robot uses electrohydraulic actuators to swim and create currents, allowing it to trap objects along its path and transport them to the surface for recycling.

SourceMax Planck Institute for Intelligent Systems·JournalScience Advances·TypeExperimental study·DateApr 25, 2023

Lead vocal tracks in popular music go quiet

An analysis of popular song recordings from 1946 to 2020 found a significant decrease in the lead vocal to accompaniment ratio, indicating that lead singers are getting quieter. Changes in music technology appear to be behind this trend until 1975.

SourceAmerican Institute of Physics·JournalJASA Express Letters·DateApr 25, 2023

Researchers Identify a New Genetic Culprit in Canine Bladder Cancers

Researchers have discovered a new genetic culprit in canine bladder cancers, with implications for early detection and targeted treatments. The study found that 13 out of 28 cases had a different type of mutation, which could lead to more precise treatment options.

SourceNorth Carolina State University·JournalPLOS Genetics·TypeExperimental study·DateApr 25, 2023

Presenting information about mental health in a second language could help counter cultural norms against treatment

Bilingual individuals from cultures where mental health is stigmatized may be more open to treatment when presented with information in their second language. Studies found participants recommended therapy more strongly in English compared to Chinese, suggesting a potential counteractive effect of cultural norms.

SourceAssociation for Psychological Science·JournalClinical Psychological Science·TypeExperimental study·DateApr 25, 2023

Metamaterials: Time crystal gives light a boost

Scientists at KIT have created a two-dimensional photonic time crystal, which amplifies electromagnetic waves and can be used to build more powerful and efficient wireless transmitters and receivers. This breakthrough discovery also enables surface wave amplification, improving communication efficiency in integrated circuits.

SourceKarlsruher Institut für Technologie (KIT)·JournalScience·TypeExperimental study·DateApr 25, 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.

Scientists build human lungs in a dish to test medicines

Researchers have developed advanced human lung models in the lab, allowing for accelerated discovery of new drugs and reduced reliance on animal testing. The mini lungs can be personalized to individual patients and tested for a range of reactions, including toxicity from pollutants.

SourceUniversity of Sydney·JournalBiomaterials Research·TypeObservational study·DateApr 25, 2023

For eco-friendly ammonia, just add water

Stanford researchers develop a simple and environmentally sound method to produce ammonia by combining nitrogen from the air with tiny water droplets, requiring minimal energy and low cost. This innovative approach could revolutionize agriculture and reduce greenhouse gas emissions associated with current industrial methods.

SourceStanford University·JournalProceedings of the National Academy of Sciences·DateApr 24, 2023

Study: Mountain quail may benefit from high severity wildfire

Researchers found Mountain Quail were more common than thought, with positive associations to high-severity fires. They were most positively associated with areas that had burned in the past 6-10 years, but also showed positive relationships ranging from 1 to 35 years after fires.

SourceCornell University·JournalFire Ecology·TypeData/statistical analysis·DateApr 24, 2023

Study finds stool transplants more effective than antibiotics for treating recurring, life-threatening gut infections

A new Cochrane Review found that stool transplantation can increase the number of people recovering from Clostridioides difficile (C. diff) infection by 77%, compared to 40% with standard antibiotic treatment. The study also showed a decrease in side effects with stool transplantation.

SourceCochrane·JournalCochrane Database of Systematic Reviews·TypeSystematic review·DateApr 24, 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.

A dual symbiosis supports cuticle formation in wood-feeding beetles

Research reveals auger beetles rely on two symbiotic bacteria for cuticle synthesis and survival, highlighting the importance of these partnerships. The discovery sheds light on beetle adaptations to harsh environments, showcasing convergent evolution of symbiosis.

SourceMax Planck Institute for Chemical Ecology·TypeExperimental study·DateApr 24, 2023

Testing antibiotic resistance with a fast, cheap, and easy method

Researchers have developed a fast, cheap, and easy method to test antibiotic resistance in bacteria, using optical nanomotion detection. The technique can determine sensitivity or resistance of bacterial cells to antibiotics in under two hours, with significant implications for clinical and research applications.

SourceEcole Polytechnique Fédérale de Lausanne·JournalProceedings of the National Academy of Sciences·DateApr 24, 2023

A more precise model of the Earth's ionosphere

A new model of the Earth's ionosphere has been developed using neural networks, which can reconstruct the topside ionosphere with high accuracy. This improvement is crucial for satellite navigation systems, such as global navigation satellite systems (GNSS), which require precise correction of radio signals to mitigate ionospheric delays.

SourceGFZ GeoForschungsZentrum Potsdam, Helmholtz Centre·JournalScientific Reports·TypeData/statistical analysis·DateApr 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.

Toward ubiquitous and intelligent 6G networks: From architecture to technology

This special topic explores enabling technologies for intelligent 6G, including AI, edge learning, full spectrum, reconfigurable intelligent surfaces, and cell-free massive MIMO. These technologies aim to support ubiquitous connectivity, higher reliability, lower latency, and ultra-reliable low-latency transmission in 6G networks.

SourceScience China Press·JournalScience China Information Sciences·DateApr 24, 2023

Study finds significant variation in anatomy of human guts

A new study has discovered significant variation in the anatomy of the human digestive system, with pronounced differences found between healthy individuals. This finding has implications for understanding the role of digestive tract anatomy in affecting human health and providing potential insights into medical diagnoses.

SourceNorth Carolina State University·JournalPeerJ·TypeObservational study·DateApr 24, 2023

Scientists detect seismic waves traveling through Martian core for the first time

Researchers used NASA InSight data to directly measure Mars' core properties, finding a completely liquid iron-alloy core with high percentages of sulfur and oxygen. This discovery provides new insights into Martian formation and geological differences between Earth and Mars, potentially impacting planetary habitability.

SourceUniversity of Maryland·JournalProceedings of the National Academy of Sciences·TypeData/statistical analysis·DateApr 24, 2023

Single CT scan in kids low risk for cancers, but 4 or more CTs increases risk

A study of 7807 children found no increased risk of brain tumours, leukemia, or lymphoma after a single CT scan. However, exposure to 4 or more scans before adulthood significantly increases the risk of intracranial tumours, leukemia, and non-Hodgkin lymphoma

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·TypeObservational study·DateApr 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.

Drug combination restores ability of leading treatment to signal for death of blood cancer cells

Researchers found that resistance to leukemia treatment occurs due to rapid increase in mitochondria breakdown and turnover, allowing cells to evade death signals. A new combination of chloroquine and venetoclax restores the drug's ability to kill cancer cells by targeting a specific mitochondrial process.

SourceNYU Langone Health / NYU Grossman School of Medicine·JournalCancer Discovery·TypeExperimental study·DateApr 24, 2023

Renal hyperfiltration: the underestimated risk factor for mortality

Two recent studies conducted at the University of Eastern Finland found that renal hyperfiltration (RHF) is associated with an increased risk of mortality, independent of diabetes mellitus. A lower kidney filtration rate threshold may serve as a more precise measure for defining RHF.

SourceUniversity of Eastern Finland·JournalInternational Urology and Nephrology·DateApr 24, 2023

Predictive model developed for complications in diabetes

A new predictive model has been developed to predict the decline of kidney function in people with type 2 diabetes, utilizing 13 routinely collected baseline values from 4,637 individuals. The model uses statistical methods and is being prepared for clinical use to aid early detection and therapy management.

SourceMedical University of Vienna·JournalJAMA Network Open·DateApr 24, 2023

New tools capture economic benefit of restoring urban streams

Researchers developed a suite of tools to assess economic benefits of improving urban stream water quality. The 'ecological production function framework' estimates use and non-use benefits, including increased property values and protected natural resources.

SourceNorth Carolina State University·JournalProceedings of the National Academy of Sciences·TypeData/statistical analysis·DateApr 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.

It’s not as difficult as you think to shout upwind

A new study reveals that our perception of difficulty in shouting upwind is incorrect. It's not the wind itself that makes it hard, but rather our inability to hear ourselves due to the convective attenuation effect. The study found that sound carries better within the first 100 meters upwind, making it easier for others to hear us.

SourceAalto University·JournalScientific Reports·DateApr 24, 2023

Small acts of kindness are frequent and universal, study finds

A new study by UCLA sociologist Giovanni Rossi finds that people rely on each other for help constantly, with requests occurring every couple of minutes. Across cultures, people comply with these small requests far more often than they decline them, suggesting a universal preference for cooperation.

SourceUniversity of California - Los Angeles·JournalScientific Reports·DateApr 24, 2023

New understanding of "warm Arctic-cold Eurasia" on a subseasonal scale

Researchers have gained new insights into the 'warm Arctic-cold Eurasia' phenomenon, which affects winter climate change in mid-high latitudes. The study found that a strong connection exists between Arctic and Eurasian temperature anomalies on a subseasonal scale, contrary to previous assumptions.

SourceScience China Press·JournalScience Bulletin·DateApr 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.

UGA researchers use AI to discover new planet outside solar system

Researchers at the University of Georgia have confirmed evidence of a previously unknown planet outside our solar system using machine learning tools. The discovery highlights the potential for artificial intelligence to enhance scientists' work and speed up analysis, with the potential to dramatically expand exoplanet discoveries.

SourceUniversity of Georgia·JournalThe Astrophysical Journal·DateApr 24, 2023

HKUMed finds global prevalence of H. pylori infection steadily declining over 40 years Combination of antibiotics in treating H. pylori could alter the virus community in the gut

The study found that the global prevalence of H. pylori infection declined from 58.2% in 1980-1990 to 43.1% in 2011-2022, with a decline of about 0.39-0.83% per year. Despite this decline, over 40% of the adult population still carries the infection, posing a significant burden on healthcare systems worldwide.

SourceThe University of Hong Kong·JournalThe Lancet·TypeExperimental study·DateApr 24, 2023

Generation of color-tunable high-performance LG laser beams via Janus OPO

A team from Nanjing University and Sun Yat-Sen University developed a two-facing Janus OPO scheme for generating high-efficiency, high-purity broadband LG modes with tunable topological charge. The output LG mode has a tunable wavelength between 1.5 μm and 1.6 μm, with a conversion efficiency above 15 percent.

SourceSPIE--International Society for Optics and Photonics·JournalAdvanced Photonics Nexus·DateApr 24, 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.

Transforming highways for high-speed travel and energy transport

Researchers have developed a proof of concept for a superconducting highway that can transport vehicles and electricity, leveraging liquid hydrogen cooling to address the challenge of low-temperature superconductor operation. The system enables speeds of at least 400 miles per hour and integrates multiple uses, making it more affordable.

SourceAmerican Institute of Physics·JournalAPL Energy·DateApr 24, 2023

Red blood cell particles are effective drug carriers in suppressing muscle loss caused by cancer: NUS study

Researchers at NUS found that vesicles released by red blood cells can deliver RNA-based drugs to increase muscle growth and suppress cancer-associated skeletal muscle weakening. The study showed improved efficacy compared to traditional delivery methods without inducing toxicity or inflammatory reactions.

SourceNational University of Singapore, Yong Loo Lin School of Medicine·JournalMolecular Therapy·TypeExperimental study·DateApr 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.

Effects of brain stimulation amenable to conditioning

Scientists used paired-pulse TMS to condition brain responses in a group of 75 people, finding that listening to a tone triggered muscle contraction in the thumb. The study suggests TMS could be used therapeutically to improve mobility in Parkinson's disease patients or treat depression.

SourceRuhr-University Bochum·JournalScientific Reports·TypeExperimental study·DateApr 24, 2023

Differentiation landscape of acute myeloid leukemia charted with new tool

A new method, CloneTracer, distinguishes between cancerous and healthy stem cells in acute myeloid leukemia (AML). The study reveals two distinct stem cell compartments and shows that progenitor cells respond better to therapy. This finding paves the way for developing new techniques to predict patient response to chemotherapy.

SourceCenter for Genomic Regulation·JournalCell Stem Cell·TypeExperimental study·DateApr 24, 2023