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Science News Archive 2023 - Page 295


Page 295 of 444

Study shines light on impact of environment on neurocognitive outcomes

A new study by St. Jude Children's Research Hospital found that children with supportive environments fared better than those living in neighborhoods with economic hardship. Higher EHI scores were associated with lower cognitive abilities and greater decline after treatment, especially in math skills.

SourceSt. Jude Children's Research Hospital·JournalNeuro-Oncology·TypeRandomized controlled/clinical trial·DateApr 28, 2023

New study looks at role of sleep disruption in dogs with dementia

A new study by North Carolina State University researchers used EEGs on elderly dogs to determine whether brain-wave readings during sleep correlated with signs of cognitive decline. The study found that dogs with more advanced dementia suffered from more sleep disruptions and slept less overall than dogs with normal cognitive function.

SourceNorth Carolina State University·JournalFrontiers in Veterinary Science·DateApr 28, 2023

Pioneering MRI imaging method captures brain glucose metabolism without the need for administration of radioactive substances

A new MRI approach uses harmless glucose solution to map brain glucose metabolism, generating reliable results and potentially improving diagnosis of conditions like Alzheimer's and cancer. Further studies are needed to confirm the findings and deploy this less-invasive method for patients.

SourceMedical University of Vienna·JournalNature Biomedical Engineering·DateApr 28, 2023
Apple iPhone 17 Pro

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

Deep-learning system explores materials’ interiors from the outside

A new MIT deep-learning system can analyze the internal structure and properties of materials based solely on their surface conditions. The technique uses vast amounts of simulated data to generate reliable predictions, offering a promising solution for engineers seeking non-invasive insights into material properties.

SourceMassachusetts Institute of Technology·JournalAdvanced Materials·DateApr 28, 2023

When employees leave their jobs, coworkers call it quits: UBC study

A UBC study found that employee layoffs have a strong impact on voluntary turnover among remaining employees, especially when high performers are let go without clear justification. The research suggests that organizations should prioritize clear communication and compassionate decision-making to avoid destabilizing their workforce.

SourceUniversity of British Columbia·JournalAcademy of Management Journal·DateApr 28, 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.

Structured exploration allows biological brains to learn faster than AI

Researchers at Sainsbury Wellcome Centre found that instinctual exploratory runs enable mice to learn a map of the world efficiently. The study demonstrates how biological brains can learn faster and more efficiently than AI agents by focusing on salient objects.

SourceSainsbury Wellcome Centre·JournalNeuron·TypeExperimental study·DateApr 28, 2023

El Niño–Southern Oscillation correlates well with following-summer cloud-to-ground lightning in China

New research reveals a strong correlation between El Niño-Southern Oscillation and cloud-to-ground lightning in China. The study found that ENSO events, particularly La Niña, lead to enhanced cloud-to-ground lightning activity in North China and Northeast China.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalAtmospheric and Oceanic Science Letters·DateApr 28, 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.

Chest e-tattoo boasts major improvements in heart monitoring

Researchers at the University of Texas at Austin developed an ultrathin, lightweight electronic tattoo for continuous, mobile heart monitoring. The device provides two key measurements: electrocardiogram and seismocardiogram, giving clinicians a better chance to catch red flags for heart disease early.

SourceUniversity of Texas at Austin·JournalAdvanced Electronic Materials·DateApr 28, 2023

ATAD3A: A molecular determinant favoring head and neck cancer development

Researchers have identified ATAD3A as a molecular determinant that favors the development of head and neck cancer. The protein is involved in various cellular processes, including energy metabolism and apoptosis. Targeting ATAD3A could offer a novel approach to developing effective anti-cancer therapeutics.

SourceImpact Journals LLC·JournalOncoscience·TypeCommentary/editorial·DateApr 28, 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.

First comprehensive care plan to prevent preeclampsia published in the American Journal of Obstetrics and Gynecology

A comprehensive care plan has been published to prevent preeclampsia, a leading cause of pregnancy-related death in the US. The plan provides specific recommendations for both expecting parents and clinicians, including daily low-dose aspirin, surveillance, and behavioral strategies.

SourceMirvie·JournalAmerican Journal of Obstetrics and Gynecology·TypeLiterature review·DateApr 28, 2023

A sweet solution to a cracking problem: Scientists design new bio-inspired molecules to promote bone regeneration

Scientists developed novel sugar-based molecules that can enhance bone regeneration and outperformed standard biomaterials, indicating their potential for treating bone fractures and conditions. The new molecules were designed using computer simulations and tested in mice, showing a significant improvement in bone healing.

SourceTechnische Universität Dresden·JournalBiomaterials·DateApr 28, 2023

Solving computationally complex problems with probabilistic computing

Researchers demonstrate probabilistic computing's capabilities by simulating networks of stochastic nanodevices to solve specific NP problems. The simulations agree with theoretical solutions, indicating the potential for scaling up this approach.

SourceSPIE--International Society for Optics and Photonics·JournalJournal of Photonics for Energy·DateApr 28, 2023

Structural insight into process of gene regulation

Scientists have gained a deeper understanding of how Mot1 enzyme displaces TBP from DNA, shedding light on the process of gene regulation. The discovery uses advanced imaging techniques to visualize structural details in 3D models.

SourceLudwig-Maximilians-Universität München·JournalNature·DateApr 28, 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.

Researchers monitor real-time single-breath exhaled hydrogen cyanide profiles

A new method has been developed to detect hydrogen cyanide (HCN) in exhaled breath, which is associated with Pseudomonas aeruginosa infection in cystic fibrosis patients. The flow-assisted photoionization mass spectrometry method enables real-time tracking of HCN concentrations, allowing for early screening and diagnosis.

SourceDalian Institute of Chemical Physics, Chinese Academy Sciences·JournalAnalytical Chemistry·DateApr 28, 2023

Artificial photosynthesis for environmentally friendly food production

Researchers at TUM have successfully developed a method to produce the essential amino acid L-alanine from CO2 using synthetic enzymes and green methanol. This process requires significantly less space than traditional methods and can be powered by renewable energy sources, making it an important step towards more sustainable agriculture.

SourceTechnical University of Munich (TUM)·JournalChem Catalysis·TypeExperimental study·DateApr 28, 2023

Study finds ChatGTP outperforms physicians in providing high-quality, empathetic advice to patient questions

A new study published in JAMA Internal Medicine found that ChatGPT's responses were preferred by a panel of licensed healthcare professionals 79% of the time. The AI model was also rated higher in terms of quality and empathy, with good or very good quality responses being 3.6 times higher for ChatGPT than physicians.

SourceUniversity of California - San Diego·JournalJAMA Internal Medicine·TypeExperimental study·DateApr 28, 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.

An artificial intelligence method for rapid plant phenotyping under complex conditions

Researchers developed an AI-based method to predict Fv/Fm ratios from chlorophyll a fluorescence without dark adaptation, improving plant phenotyping speed and accuracy. The LSSVM model showed excellent performance with high correlation coefficients and low root mean square errors.

SourceNanjing Agricultural University The Academy of Science·JournalPlant Phenomics·TypeComputational simulation/modeling·DateApr 28, 2023

Breakthrough in waste heat to green energy: Materials boost record efficiency

Scientists at Penn State have developed a unique materials design that can push the conversion efficiency of thermoelectric devices up to 15%. This breakthrough could transform the design and development of next-generation thermoelectric devices, making them more efficient and competitive with other power generation technologies.

SourcePenn State·JournalAdvanced Materials·TypeExperimental study·DateApr 28, 2023

Review article on asymmetric synthesis using arynes

Researchers seek high stereoselectivity in aryne reactions due to their reactivity and instability. Professor Ken Kamikawa's review article explores various asymmetric reactions, outlining their characteristics and prospects.

SourceOsaka Metropolitan University·JournalNature Reviews Chemistry·TypeExperimental study·DateApr 28, 2023

Cause of heart damage from cancer drugs identified

Researchers at UCL have identified proteins in the blood associated with an increased risk of developing heart diseases, including heart failure. The findings could lead to more refined cancer treatments that minimize cardiotoxicity and improve survival rates.

SourceUniversity College London·JournalScience Advances·TypeData/statistical analysis·DateApr 28, 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.

Ohio University professor Nancy Stevens helps uncover ecosystem evolution in Africa in paper published in Science

Researchers found evidence of abundant C4 grasses and habitat heterogeneity in eastern Africa, challenging previous reconstructions of early Miocene ecosystems. The study pushes back the oldest evidence of C4 grass-dominated habitats by over 10 million years, with implications for primate evolution and tropical ecosystem origins.

SourceOhio University·JournalScience·TypeObservational study·DateApr 28, 2023

Older drivers drinking or using drugs up to four times likelier to be at fault during a car crash

A new study found that older drivers who use substances are up to four times more likely to be at fault in a car crash. The research team suggests implementing risk awareness campaigns tailored for older adults and other measures such as improved road visibility, automatic safety features and licensing requirements.

SourceTaylor & Francis Group·JournalTraffic Injury Prevention·TypeData/statistical analysis·DateApr 28, 2023

Doubling the number of sources of repeating fast radio bursts

Researchers from McGill University have discovered 25 new sources of repeating fast radio bursts (FRBs), bringing the total number of confirmed FRB sources to 50. This new study uses a novel statistical tool to confirm the repetition of these mysterious phenomena, shedding light on their origins.

SourceMcGill University·JournalThe Astrophysical Journal·DateApr 28, 2023

Previously unknown intracellular electricity may power biology

Scientists at Duke University found electric fields within biological condensates, which could change the way researchers think about biological chemistry. The discovery suggests that these structures may have played a crucial role in the first life on Earth, providing energy for essential reactions.

SourceDuke University·JournalChem·TypeExperimental study·DateApr 28, 2023
Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

New bean genome unveils potential to boost food security and resilience in drought-prone regions

African-led research sequenced the genome of a drought-resistant bean, paving the way for genetic improvements to promote widespread cultivation. The lablab bean offers nutritional and economic benefits, as well as improved soil fertility, making it an important crop for diversified food systems.

SourceInternational Livestock Research Institute·JournalNature Communications·TypeExperimental study·DateApr 28, 2023

6% of nations provide for citizens in just, sustainable manner

Researchers at Ohio State University found that only 6% of countries provide for all citizens in an ecologically sustainable way. The study measured the ecological and social impact of water and carbon use, finding that while 67% operate safely and sustainably in water use, only 9% do in carbon sequestration. The US is among the majori...

SourceOhio State University·JournalOne Earth·TypeMeta-analysis·DateApr 28, 2023

Are the least social animals the most innovative?

A study by the University of Barcelona found that individuals less integrated in groups and more afraid of new objects were best at solving challenges. Dromedaries and goats were among the most skilled animals, with success rates of 86% and 69%, respectively.

SourceUniversity of Barcelona·JournalProceedings of the Royal Society B Biological Sciences·TypeExperimental study·DateApr 28, 2023

Vascular plants colonized land extensively by the early Silurian: Study

Researchers used mercury isotope data to push back the timeline of vascular plant colonization, finding extensive land colonization by early Silurian (~444 Ma). This discovery links terrestrial organism expansion to co-evolution of earth systems, particularly atmosphere-ocean-weathering processes.

SourceChinese Academy of Sciences Headquarters·JournalScience Advances·DateApr 28, 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.

Treatment of children with ADHD

A recent study reveals that many children with attention-deficit/hyperactivity disorder (ADHD) are not receiving adequate treatment. The findings highlight the need for improved communication and access to outpatient mental health care for children with ADHD.

SourceJAMA Network·JournalJAMA Network Open·DateApr 28, 2023

CityU establishes the first UNESCO Regional Training and Research Centre on coastal contaminant monitoring in Hong Kong for the Western Pacific region

The City University of Hong Kong (CityU) has been approved to establish the first UNESCO Regional Training and Research Centre on coastal contaminant monitoring in Hong Kong, focusing on the Western Pacific region. The centre aims to strengthen marine pollution monitoring, promote innovative technologies, and facilitate international r...

SourceCity University of Hong Kong·DateApr 27, 2023

Arthropods in high-diversity forests contribute to improved productivity

Research shows that arthropods in high-diversity forests contribute to improved productivity by suppressing herbivores, leading to increased tree species richness and multitrophic diversity. The study highlights the importance of conserving plant diversity to maintain arthropod diversity.

SourceChinese Academy of Sciences Headquarters·JournalNature Ecology & Evolution·TypeExperimental study·DateApr 27, 2023

Google search predictions increased pandemic fears, anxiety for Spanish speakers

A Rutgers study found that Google search autocompletes in Spanish yielded more fear- and stress-inducing terms than English equivalents, influencing health behaviors. The research highlights the need for technology companies to ensure consistent search suggestions across languages to improve health outcomes.

SourceRutgers University·JournalJournal of Community Psychology·DateApr 27, 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.

Multi-phase veteran engagement leads to first survey tailored to address employment barriers and strategies for injured veterans

Researchers have adapted a nationally representative survey to reflect the employment experiences of veterans with spinal cord injury, addressing chronic high unemployment. The KFNEDS-Veteran Survey aims to learn about how employers approach hiring, accommodating, and advancing these veterans.

SourceKessler Foundation·JournalProgress in Community Health Partnerships Research Education and Action·TypeSurvey·DateApr 27, 2023

Chinese medicine herb may have the power to help heart attack patients

A new study found that TA-65, a plant-based compound from traditional Chinese herb Astragalus, reduces inflammation and improves immune function in older patients after a heart attack. The treatment also showed fewer complications and side effects compared to current cardiovascular treatments.

SourceNewcastle University·JournalGeroScience·TypeRandomized controlled/clinical trial·DateApr 27, 2023

How spheres become worms

Scientists have identified a novel mechanism of gel formation in synthetic polymers, which leads to the creation of worm-like structures. This breakthrough has significant implications for biofabrication and could lead to the development of new medical implants, contact lenses, and other applications.

SourceUniversity of Würzburg·JournalACS Nano·TypeExperimental study·DateApr 27, 2023

Mental imagery a helpful way to distract teens from negative thought patterns, OSU study finds

A recent study from Oregon State University found that refocusing on mental imagery is a more effective distraction than verbal thoughts for adolescents stuck in negative thought spirals. The study, led by Hannah Lawrence, suggests that mental imagery can help break up the thought spiral and seek help from a therapist or support system.

SourceOregon State University·JournalJournal of Affective Disorders·TypeExperimental study·DateApr 27, 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.

Unraveling the mathematics behind wiggly worm knots

Tiny California blackworms tangle themselves to perform biological functions, but can untangle in mere milliseconds. Researchers have discovered the mathematics behind this process, revealing how helical gaits and topological principles enable the worms' superpower.

SourceGeorgia Institute of Technology·JournalScience·TypeExperimental study·DateApr 27, 2023

Researchers develop high-performance 2D pseudocapacitive multi-electron reaction lithium storage material

Researchers developed a high-performance 2D pseudocapacitive multi-electron reaction lithium storage material, exhibiting high capacity and ultrafast charging capabilities. The material showed improved electronic and ionic conductivity, reducing polarization and increasing overall energy density.

SourceDalian Institute of Chemical Physics, Chinese Academy Sciences·JournalAdvanced Energy Materials·TypeCommentary/editorial·DateApr 27, 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.

AI breakthrough in detecting leading cause of childhood blindness

A deep learning AI model has been developed to screen for retinopathy of prematurity (ROP) in infants at risk of blindness. The tool was trained on images of newborns and found to be as effective as senior paediatric ophthalmologists in discriminating normal retinal images from those with ROP that could lead to blindness.

SourceUniversity College London·JournalThe Lancet Digital Health·TypeComputational simulation/modeling·DateApr 27, 2023

A versatile deep-learning model for accurate prediction of plant growth

A new machine learning model called DeepCrop was developed to predict plant growth with greater efficiency and accuracy. It can accommodate several input variables and has fewer limitations on data processing, making it suitable for various applications.

SourceNanjing Agricultural University The Academy of Science·JournalPlant Phenomics·TypeComputational simulation/modeling·DateApr 27, 2023

Improving geriatric surgical quality is feasible for a wide range of hospitals

A national pilot program evaluated the implementation of geriatric surgery standards in eight hospitals with variable sizes and resources, finding high levels of compliance. The study highlights the scalability and feasibility of the program, which aims to optimize care for older adults in a wide range of hospital settings.

SourceAmerican College of Surgeons·JournalJournal of the American College of Surgeons·DateApr 27, 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.

“Mirror-image” molecules pave new path for cancer drug discovery

Scripps Research scientists develop a new strategy to identify small molecules that can alter protein function, offering a promising path for discovering targeted cancer drugs. By comparing how mirror image versions of small molecules impact clusters of proteins, they identified potential new drug targets such as MY-1B and EV-96.

SourceScripps Research Institute·JournalMolecular Cell·DateApr 27, 2023