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Science News Archive June 2023 - Page 17


Page 17 of 40

Penguin propulsion: The physics behind the world’s fastest swimming birds

A team of researchers from the University of Chinese Academy of Sciences developed a hydrodynamic model to study penguin wings' propulsion physics. The model reveals that wing feathering is the main factor in generating thrust, allowing penguins to swim efficiently and maneuver swiftly.

SourceAmerican Institute of Physics·JournalPhysics of Fluids·DateJun 20, 2023

Pusan National University researchers develop new adsorbent for removing radioactive cesium ions from nuclear wastewater

Researchers at Pusan National University have developed a new adsorbent that utilizes problematic protons in acidic wastewater to enhance the removal of radioactive cesium ions. The adsorbent, potassium calcium thiostannate, shows improved capacity under strongly acidic conditions.

SourcePusan National University·JournalJournal of Hazardous Materials·TypeExperimental study·DateJun 20, 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.

Hidden mechanism connects cancer and diabetes

Researchers have found a hidden mechanism connecting cancer and diabetes, where cancer cells don't respond well to insulin, leading to faster cancer growth. Insulin resistance can also cause muscle loss and strength decline in cancer patients.

SourceUniversity of Copenhagen - The Faculty of Health and Medical Sciences·JournalActa Oncologica·TypeMeta-analysis·DateJun 20, 2023

Photon-counting CT noninvasively detects heart disease in high-risk patients

A new ultra-high-resolution CT technology has been developed to detect coronary artery disease in high-risk patients, providing a potentially significant benefit for people previously ineligible for noninvasive screening. The technology delivers excellent image quality and accurate diagnosis with high sensitivity and specificity.

SourceRadiological Society of North America·JournalRadiology·DateJun 20, 2023

Should I stay or should I go: Hospital germ’s dual strategy

Researchers at the University of Basel have discovered that Pseudomonas aeruginosa uses a 'division-of-labor' strategy to colonize surfaces and spread through the body. This dual strategy allows the bacteria to increase its surface colonization success and resist antibiotic treatments.

SourceUniversity of Basel·JournalNature Microbiology·DateJun 20, 2023

Screening newborns for deadly immune disease saves lives

Widespread newborn screening for severe combined immunodeficiency (SCID) has increased the five-year survival rate from 73% to 87%, with 92.5% of children surviving five years or more after treatment. The study, led by NIAID, demonstrates that early identification and prompt treatment have saved countless lives.

SourceNIH/National Institute of Allergy and Infectious Diseases·JournalThe Lancet·DateJun 20, 2023

A new type of atomic nucleus discovered in the Accelerator Laboratory of the University of Jyväskylä belongs to the rarest naturally occurring element

Researchers at the University of Jyväskylä have produced a previously unknown atomic nucleus, 190-Astatine, which decays via alpha particles. The discovery is significant for understanding the structure of atomic nuclei and the limits of known matter.

SourceUniversity of Jyväskylä - Jyväskylän yliopisto·JournalPhysical Review C·TypeExperimental study·DateJun 20, 2023
Apple iPhone 17 Pro

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

Breast cancer research team pulls in $3 million in national support

A team of researchers at the University of Tennessee Health Science Center has received a $3.07 million grant from the National Cancer Institute to develop new drugs targeting microtubules for breast cancer treatment. The goal is to improve overall survival and quality of life for patients with metastatic breast cancer.

SourceUniversity of Tennessee Health Science Center·DateJun 20, 2023

Scientists show way to mitigate extreme weather events

Researchers at RIKEN have demonstrated a method to prevent severe weather events by inducing small perturbations in the Lorenz 96 model. This approach utilizes the inherent chaos in weather systems to limit extreme events, which become more common due to climate change.

SourceRIKEN·JournalNonlinear Processes in Geophysics·TypeComputational simulation/modeling·DateJun 20, 2023

Community spaces may promote healthy aging for rural Black, Hispanic adults

New research found that social infrastructure in rural communities can provide essential support to older, non-white adults. This study highlights the importance of community spaces in promoting healthy aging among Black and Hispanic older adults, who are disproportionately affected by loneliness and mental health issues.

SourcePenn State·JournalRural Sociology·DateJun 20, 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.

Cuttlefish brain atlas first of its kind

A team of scientists has created the first-ever brain atlas of the dwarf cuttlefish, a master of camouflage. The atlas maps the animal's 32-lobed brain structure and cellular organization, providing valuable insights into its remarkable ability to change skin color in response to visual stimuli.

SourceColumbia University·JournalCurrent Biology·TypeImaging analysis·DateJun 20, 2023

Sustainability of a 12-month lifestyle intervention delivered by community health workers in reducing blood pressure in Nepal: 5-year follow-up of an open-label, cluster randomised (COBIN) trial

A 12-month lifestyle intervention led by community health workers reduced systolic blood pressure in Nepal. However, a 5-year follow-up found that the benefit was not maintained, with blood pressure rising again after the intervention ended. This highlights the need for ongoing education and follow-up to prevent potential harm.

SourceMonash University·JournalThe Lancet Global Health·TypeRandomized controlled/clinical trial·DateJun 20, 2023

USPSTF recommendation on screening for anxiety disorders in adults

The USPSTF concludes that the current evidence is insufficient to assess the balance of benefits and harms of screening for anxiety disorders in older adults. Anxiety disorders are commonly occurring mental health conditions often unrecognized in primary care settings, leading to substantial delays in treatment initiation.

SourceJAMA Network·JournalJAMA·DateJun 20, 2023

Machine learning helps researchers identify hit songs with 97% accuracy

Researchers applied machine learning to brain responses and achieved near-perfect classification accuracy for songs that may become hits. The approach, called 'neuroforecasting,' uses data from a small group of people to predict population-level effects without needing to measure the brain activity of hundreds of people.

SourceFrontiers·JournalFrontiers in Artificial Intelligence·TypeData/statistical analysis·DateJun 20, 2023

New research shows promising results for the development of a nonsurgical treatment for degenerative rotator cuff injury in the elderly

A novel study found that honokiol promotes healing of rotator cuff injury and may be an effective treatment for humans. The study suggests that SIRT3 activation plays a protective role in alleviating aging-induced fibrocartilage degeneration and promoting rotator cuff healing.

SourceElsevier·JournalAmerican Journal Of Pathology·TypeExperimental study·DateJun 20, 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 protein helps HIV remain silent

Researchers identified a molecule that allows HIV to hide in reservoirs within CD4+ T lymphocytes. The aryl hydrocarbon receptor protein plays a crucial role in viral latency and has shown potential as a good therapeutic target.

SourceUniversity of Montreal Hospital Research Centre (CRCHUM)·JournalCell Reports·TypeExperimental study·DateJun 20, 2023

Engineers earn grant to protect military bases against EV-based attacks

Researchers at University of Nebraska-Lincoln are working on safeguarding US military base entry points against EV threats, focusing on high-speed ramming and zero-to-60 acceleration. The team will employ digital simulations and physical crash tests to refine barriers designed to withstand such impacts.

SourceUniversity of Nebraska-Lincoln·DateJun 20, 2023

Novel intrinsic transport effect unlocks potential nonlinear applications

A team of SUTD researchers discovered a novel intrinsic nonlinear planar Hall effect, proposing a mechanism to characterize novel materials and their complex behaviors. This effect could lead to new designs in nonlinear rectifiers or terahertz detectors for long-range communications.

SourceSingapore University of Technology and Design·JournalPhysical Review Letters·DateJun 20, 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.

Modeling human behavior for autonomous vehicles

A computational psychological model predicts subtle behaviors in real traffic, such as hesitating before crossing and speeding up to deny pedestrians a crossing opportunity. The model accurately simulates 32 pairs of participants interacting as driver and pedestrian in a driver-pedestrian simulator.

SourcePNAS Nexus·JournalPNAS Nexus·DateJun 20, 2023

Xylazine appears to worsen the life-threatening effects of opioids in rats

A new NIH study suggests xylazine, a veterinary tranquilizer, can damage brain oxygen levels when combined with opioid drugs like fentanyl and heroin. This combination may lead to prolonged brain oxygen decreases, increasing overdose risk. Researchers hope to develop interventions to reverse overdoses and save lives.

SourceNIH/National Institute on Drug Abuse·JournalPsychopharmacology·DateJun 20, 2023

SRI seeks to learn how insects speak through smells

Researchers at SRI International have identified genes that enable insects to produce terpenes, a key component of their chemical communication. This breakthrough provides a roadmap for understanding how these chemicals are used and could lead to new ways to protect crops and prevent insect-borne diseases.

SourceSRI International·JournalProtein Science·TypeComputational simulation/modeling·DateJun 20, 2023

Precious1GPT: multimodal transfer learning for aging clock development and target discovery

Researchers developed Precious1GPT, a multimodal transformer-based approach for aging clock development and feature importance analysis. The model utilizes methylation and transcriptomic data to predict biological age and identify disease-related genes, providing a pathway for therapeutic drug discovery.

SourceImpact Journals LLC·JournalAging-US·TypeRandomized controlled/clinical trial·DateJun 20, 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.

Researchers identify new biomarkers of the most frequent lung cancer

The study found that fiber straightness is a potential biomarker for diagnosing non-small cell lung cancer, while density is a poor prognostic indicator. The researchers also discovered abnormal stiffening of tissues in tumor samples, which may be related to immune system response and tumor progression.

SourceUniversity of Barcelona·JournalModern Pathology·TypeExperimental study·DateJun 20, 2023

Computational mid-infrared photothermal imaging unveils intracellular tau aggregates

A new technique, FBS-IDT, enables high-resolution imaging of intracellular tau aggregates in their native environments. It demonstrates potential correlations between tau fibrils and lipid accumulation, offering a cost-effective solution for neurodegeneration research.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateJun 20, 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.

Social contact may help preserve brain function in later life

A study found that social isolation is associated with a decrease in hippocampal volume, poorer cognitive performance, and an increased risk of developing conditions like Alzheimer's dementia. Conversely, maintaining a healthy social network can help preserve brain structure and function.

SourceeLife·JournaleLife·DateJun 20, 2023

Exercise may induce strokes for people with blocked arteries

Researchers found that exercise-induced heart rate can cause plaque in moderately to severely blocked carotid arteries to migrate and halt blood flow to the brain. This can lead to ischemic stroke. The authors recommend checking arterial health regularly for people doing intense workouts.

SourceAmerican Institute of Physics·JournalPhysics of Fluids·DateJun 20, 2023

Observations of high-mass star seeds defy models

Researchers mapped 39 interstellar clouds to understand high-mass star formation. They found over 800 stellar seeds that will evolve into stars, but only 1% have enough mass to become high-mass stars.

SourceNational Institutes of Natural Sciences·JournalThe Astrophysical Journal·TypeObservational study·DateJun 20, 2023

A Tongan volcano plume produced the most intense lightning rates ever detected

The Hunga Volcano eruption in Tonga created a plume that reached altitudes of up to 25 miles, producing the most intense lightning rates ever detected. The plume expanded outward as an umbrella cloud, creating fast-moving circular ripples and donut-shaped rings of lightning.

SourceDOE/Los Alamos National Laboratory·JournalGeophysical Research Letters·TypeObservational study·DateJun 20, 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.

What role does alternative splicing play in neurodegenerative disease?

Alternative splicing expands the diversity of proteins and contributes to molecular pathology in neurodegenerative diseases like Alzheimer's, Parkinson's, and ALS. Dysregulation leads to aberrant protein production, affecting neuronal health and function.

SourceUniversity of California - Riverside·JournalNature Reviews Neuroscience·TypeLiterature review·DateJun 20, 2023

Adapting to climate change: Researchers find natural gene variant that allows barley to flower earlier

Scientists have identified a natural gene variant in barley that enables plants to flower up to 18 days earlier, allowing for improved adaptation to climate change. This discovery could lead to the development of climate-resilient barley varieties with stable yields.

SourceMartin-Luther-Universität Halle-Wittenberg·JournalJournal of Experimental Botany·TypeExperimental study·DateJun 20, 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.

Restoring the blood-brain barrier?

Researchers developed a new therapeutic molecule that activates WNT signaling to restore the blood-brain barrier's normal function. The treatment showed promise in treating conditions such as multiple sclerosis and ischemic stroke by reducing the severity of strokes and improving survival rates.

SourceStanford Medicine·JournalNature Communications·DateJun 20, 2023

Modern horses have lost their additional toes, scientists confirm

Scientists analyzed hoof prints and foot bones from modern horses to discover what happened to the lost digits. The team confirmed that the distant ancestors of modern horses had hooved toes instead of a single hoof, which vanished over time.

SourceUniversity of Bristol·JournalRoyal Society Open Science·TypeLiterature review·DateJun 20, 2023

Self-driving revolution hampered by a lack of accurate simulations of human behavior

Researchers have developed a simulation of how people behave on roads based on cognitive theories, accurately reproducing pedestrian and driver behaviors in common scenarios. The model predicts complex underlying cognitive mechanisms that contribute to the difficulty in creating self-driving vehicles.

SourceUniversity of Leeds·JournalPNAS Nexus·TypeComputational simulation/modeling·DateJun 20, 2023

Focus on function helps identify the changes that made us human

Scientists used CRISPR interference to study gene function in human and chimp stem cells, discovering genes essential for cell cycle regulation that are absent in humans. This approach sheds light on the evolution of human brain development and highlights the importance of studying gene interactions over DNA sequences.

SourceWhitehead Institute for Biomedical Research·JournalCell·DateJun 20, 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.

Going back to school after traumatic brain injury – experts review the issues

Leading researchers discuss challenges associated with return to school for children and adolescents with TBI, highlighting the need for improved educator training and communication. Strategies for improving quality of life and outcomes are recommended by experts in this themed issue.

SourceIOS Press·JournalNeuroRehabilitation An International Interdisciplinary Journal·TypeObservational study·DateJun 20, 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.

Wonderful and weird

Ferroelectric materials like hafnia show promise for non-volatile random-access memory (RAM) due to their stability at high temperatures. Hafnia's unique properties, including the movement of oxygen vacancies, make it an attractive candidate for memristors that mimic brain-like computer architectures.

SourceUniversity of Groningen·JournalNature Materials·TypeLiterature review·DateJun 20, 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.

The speed of life: a zoo of cells to study developmental time

Researchers compared developmental time across six species, including humans and mice, to find that embryonic duration is a key factor. They also discovered correlations between evolutionary history and segmentation clock periods.

SourceEuropean Molecular Biology Laboratory·JournalCell Stem Cell·TypeExperimental study·DateJun 20, 2023

The Good Fight: Advance in flexible photodetector could improve monitoring of greenhouse gases

Researchers have developed flexible photodetectors that can detect visible to long-wave infrared radiation, covering the full spectrum of greenhouse gases without complex optical components. The new detectors are simple and cost-effective to make, with production at room temperature.

SourceARC Centre of Excellence for Transformative Meta-Optical Systems·JournalAdvanced Functional Materials·TypeExperimental study·DateJun 20, 2023

How good or evil are you when gaming?

A study by Macquarie University researchers explores how players respond to morality meters in games, showing that most ignore clear moral choices but use them when ambiguous. The research provides insights into the impact of morality meters on player behavior and has implications for moral education and awareness.

SourceMacquarie University·JournalComputers in Human Behavior·TypeExperimental study·DateJun 20, 2023

Sewage to sustenance: Making reclaimed water ready for crops

Researchers at the University of California - Riverside have developed a low-cost technology using biochar to remove harmful compounds from reclaimed water, making it safe for agricultural reuse. The biochar-based polishing systems have shown promising results in removing antibiotics and resistant bacteria, potentially reducing the spr...

SourceUniversity of California - Riverside·DateJun 19, 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.

Was warfare responsible for the fall of small-scale societies?

Researchers at the Complexity Science Hub found that periodic outbreaks of warfare can account for boom-bust patterns in population dynamics of early farming societies. The study suggests that social conflict played a crucial role in shaping the population dynamics of these societies, contrary to previous assumptions that climate chang...

SourceComplexity Science Hub·JournalScientific Reports·TypeComputational simulation/modeling·DateJun 19, 2023

AI reveals hidden traits about our planet's flora to help save species

A new machine learning algorithm analyzed high-resolution digital images of herbarium specimens, revealing that factors other than climate have a strong effect on leaf size within a plant species. The study also demonstrates how AI can be used to transform static specimen collections and quickly document climate change effects.

SourceUniversity of New South Wales·JournalAmerican Journal of Botany·TypeComputational simulation/modeling·DateJun 19, 2023

Green technology permits total use of seaweed by cosmetics industry

A review article proposes zero-waste methodologies to convert 100% of marine macroalgae (seaweed) into cosmetics ingredients using industrially available green technology. This enables the cosmetics industry to meet environmental sustainability and ESG requirements, while leveraging the potential of Brazilian seaweed.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalPhycology·DateJun 19, 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.