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Science News Archive February 2024 - Page 4


Page 4 of 38

Light stimulates a new twist for synthetic chemistry

Researchers at Hokkaido University have developed a new category of molecules that can undergo internal rotation on interaction with light, opening possibilities for photochemical switching functions and bioactive molecules. This breakthrough could lead to precisely targeted applications in biological systems and eventual therapeutic p...

SourceHokkaido University·JournalNature Chemistry·TypeExperimental study·DateFeb 28, 2024

Could fiber optic cable help scientists probe the deep layers of the moon?

Researchers propose using fiber seismic networks to detect seismic waves on the Moon and provide information about its deep core structure. By analyzing artificial seismograms created from Apollo mission data, they found that a fiber network could identify specific seismic waves hidden in scattered signals.

SourceSeismological Society of America·JournalSeismological Research Letters·TypeExperimental study·DateFeb 28, 2024
Apple iPhone 17 Pro

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

Deep industrial image anomaly detection: A survey

Recent deep learning methods have achieved over 97% accuracy in image anomaly detection, but face challenges such as inadequate real-world datasets, inconsistent evaluation metrics, and inefficient loss functions. To improve industrial manufacturing, researchers must address these issues and develop more robust algorithms.

SourceBeijing Zhongke Journal Publising Co. Ltd.·JournalMachine Intelligence Research·DateFeb 28, 2024

Pancreatic cancer lives on mucus

Researchers at Cold Spring Harbor Laboratory have uncovered a mechanism involved in pancreatic cancer transformation, discovering that low-grade pancreatic cancer cells depend on mucus to survive and thrive. This knowledge could help set the stage for future diagnostic or therapeutic strategies.

SourceCold Spring Harbor Laboratory·JournalGut·DateFeb 28, 2024

Vest can detect earlier signs of heart muscle disease

A new vest can map electric impulses of the heart in fine detail, detecting abnormalities from a potentially fatal heart disease much earlier. The study found that the vest identified electrical changes among 1 in 4 individuals with a gene mutation for whom no signs of disease were detected via standard tests.

SourceUniversity College London·JournalJournal of the American College of Cardiology·TypeObservational study·DateFeb 28, 2024
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.

Exchange program research provides critical nutrition recommendations in Tanzania

A new study from the US-Tanzania exchange program identifies knowledge gaps about micronutrient deficiencies in Tanzania and recommends education about zinc deficiency. The research also explores the effectiveness of biofortified foods in reducing micronutrient malnutrition, particularly among children.

SourceUniversity of Arkansas System Division of Agriculture·JournalGlobal Food Security·DateFeb 28, 2024

Want fewer microplastics in your tap water? Try boiling it first

Researchers found that boiling and filtering calcium-containing tap water can effectively remove nearly 90% of nano- and microplastics. Boiling even in soft water samples removed around 25% of NMPs, suggesting this simple method could be a game-changer for reducing human plastic consumption.

SourceAmerican Chemical Society·JournalEnvironmental Science & Technology Letters·DateFeb 28, 2024

Chinese Medical Journal review discusses metabolic reprogramming of T cells

The review highlights how T cell metabolism influences their fate, particularly in response to pathogen infections and tumorigenesis. It explores the role of glucose, fatty acids, and amino acids in energy production and metabolic adaptation, which can contribute to T cell exhaustion.

SourceCactus Communications·JournalChinese Medical Journal·TypeSystematic review·DateFeb 28, 2024

Virtual walking by synthesizing avatars into a 360-degree video

A new system synthesizes avatars into 360-degree videos with foot vibrations to create an immersive walking experience. The avatar's shadow induces an illusory presence of the body, while synchronized foot vibrations enhance the sense of leg action.

SourceToyohashi University of Technology (TUT)·Journali-Perception·TypeExperimental study·DateFeb 28, 2024
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.

Under pressure

Scientists have created a novel instrument that enables the precise measurement of superconductors under extreme pressure, overcoming existing limitations. The new tool uses quantum sensors integrated into a standard pressure-inducing device, allowing for direct imaging of the material's behavior.

SourceHarvard University·JournalNature·TypeExperimental study·DateFeb 28, 2024

Study unlocks nanoscale secrets for designing next-generation solar cells

A team of researchers has discovered ways to optimize efficiency and control degradation in perovskite solar cells by engineering their nanoscale structure. The study provides new insights on how to make high-efficiency perovskite solar cells and offers a roadmap for improving their performance.

SourceMassachusetts Institute of Technology·JournalNature Energy·DateFeb 28, 2024

Risk of hospital readmission after surgery is high for older Americans

A new Yale study found that older Americans have a high risk of hospital readmission within 180 days of undergoing major surgery. The risk is particularly acute for individuals with geriatric-specific conditions such as frailty and dementia, with rates of readmission ranging from 27.6% to 39%.

SourceYale University·JournalJAMA Network Open·DateFeb 28, 2024
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.

Walking, reminiscing benefit brain health in older Black adults

A new study suggests that walking through historically Black neighborhoods while reminiscing can improve cognitive function and mood in older Black adults. The program, known as SHARP, combines exercise, social connection, and active reminiscence to make a cumulative impact on health.

SourceOregon Health & Science University·JournalThe Gerontologist·TypeObservational study·DateFeb 28, 2024

Study finds drought fuels invasive species after wildfires

Researchers found that reduced fire severity due to drought creates an environment conducive to invasive species, particularly non-native grasses. This transformation leads to a decline in native species abundance and diversity. The study advocates for strategies considering wildfire frequency and invasive species control post-fire.

SourceUniversity of California - Irvine·JournalEcology·DateFeb 28, 2024

For young people, irregular meals, e-cigarette use linked to frequent headaches

A new study found that irregular meals, such as skipped breakfasts, are associated with an increased risk of frequent headaches in children and teens. E-cigarette use was also linked to a higher frequency of headaches, with daily users having double the odds of experiencing frequent headaches compared to non-users.

SourceAmerican Academy of Neurology·JournalNeurology·DateFeb 28, 2024
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.

A liking for licking

A new study by City University of Hong Kong found that sex and social status influence social grooming among free-ranging feral cattle in Hong Kong. The research suggests that more dominant females receive more grooming, and high-ranking animals exchange more friendly grooming with each other.

SourceCommunications and Institutional Research Office, City University of Hong Kong·JournalAnimal Behaviour·TypeExperimental study·DateFeb 28, 2024

The “switch” that keeps the immune system from attacking the body

A new study from EPFL reveals how the CRL5–SPSB3 ubiquitin ligase targets and degrades nuclear cGAS, preventing it from mistakenly attacking the body's own tissues. This regulation ensures a sophisticated balance between immune readiness and protecting the integrity of the cell's genome.

SourceEcole Polytechnique Fédérale de Lausanne·JournalNature·DateFeb 28, 2024

New study unveils scalable and efficient photoelectrode modules for green hydrogen production

Researchers at UNIST have developed a scalable and efficient photoelectrode module for green hydrogen production, overcoming challenges of efficiency, stability, and scalability. The team's innovative approach achieved unprecedented efficiency, durability, and scalability in producing green hydrogen using solar energy.

SourceUlsan National Institute of Science and Technology(UNIST)·JournalNature Energy·DateFeb 28, 2024
Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

The James Webb Space Telescope reveals the central role of low-mass galaxies in the reionization process of the Universe

A new study using JWST data shows that small galaxies played a major role in cosmic reionization, outnumbering massive galaxies by a factor of 100. These findings contradict current theories and suggest that low-mass galaxies were responsible for the ionizing photons required for reionization.

SourceBen-Gurion University of the Negev·JournalNature·TypeObservational study·DateFeb 28, 2024

New tool helps decipher gene behaviour

Researchers have created a new tool called epidecodeR to analyze epigenetic marks and predict their impact on gene activity. The tool can identify correlations between specific modifications and gene responses in various conditions, including cancer and neurological disorders.

SourceKyoto University·JournalBriefings in Bioinformatics·DateFeb 28, 2024

Knowing when you can return to work or send your child back to school/nursery – personalised care for influenza and flu-like illness

A new review focuses on personalised care for diseases like influenza, enabling accurate determination of when the infectious part has passed. The approach involves dialogue about treatment and prevention options, as well as individualised risk assessments to promote transparency and equity in medical care.

SourceEuropean Society of Clinical Microbiology and Infectious Diseases·DateFeb 28, 2024
Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

Study proposes streamlined approach to developing cancer drugs

Researchers at University at Buffalo propose a new approach to developing cancer drugs by determining the optimal placement of molecular linkers earlier in the process, reducing trial and error and increasing potency, according to a study published in Communications Chemistry.

SourceUniversity at Buffalo·JournalCommunications Chemistry·TypeExperimental study·DateFeb 28, 2024

Calcium crystal deposits in the knee contribute to joint damage

Researchers at Boston University School of Medicine have found that calcium crystal deposits in the knee can contribute to worsening of joint damage. The study, using computerized x-ray imaging, detected a higher amount of deposits than previously found by plain radiographs, and found an increased risk of cartilage damage.

SourceBoston University School of Medicine·JournalArthritis & Rheumatology·TypeObservational study·DateFeb 28, 2024

Ai finds key signs that predict patient survival across dementia types

Researchers used machine learning to identify key predictors of mortality in dementia patients across various types. The study found neuropsychological test results were a better predictor of mortality risk than age-related factors, highlighting the potential for personalized care and more effective interventions.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalCommunications Medicine·TypeData/statistical analysis·DateFeb 28, 2024
Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

‘gene of prejudice’ demystifies autism

Scientists have identified the 'gene of prejudice' GTF2I as crucial in regulating social behavior. The gene's deletion or duplication leads to variations in personality, with individuals having either a 'cocktail party personality' or autistic traits. This research may lead to new treatments for autism and shed light on human sociality.

SourceUniversity of California - San Diego·JournalCell Reports·DateFeb 28, 2024

A promising leap towards computers with light-speed capabilities

Researchers at RMIT University have developed a reprogrammable light-based processor that could enable efficient quantum computations. The device, which uses photons to carry information, reduces 'light losses', a critical factor in maintaining computation accuracy.

SourceRMIT University·JournalNature Communications·TypeExperimental study·DateFeb 28, 2024
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.

Avian influenza virus is adapting to spread to marine mammals

A study found that the avian influenza virus H5N1 has adapted to spread between birds and marine mammals, with nearly identical genome sequences detected in four sea lions, one fur seal, and a tern. The virus's ability to infect birds remains unchanged, while its transmission among marine mammals is concerning.

SourceUniversity of California - Davis·JournalEmerging Infectious Diseases·DateFeb 28, 2024

AGA announces 12-point plan to improve the care of all patients with inflammatory bowel disease (IBD)

The American Gastroenterological Association has proposed a 12-point plan to enhance IBD care in the US, focusing on insurer-mandated barriers such as prior authorization and step therapy. The plan aims to improve treatment access and quality for over three million Americans living with IBD.

SourceAmerican Gastroenterological Association·JournalClinical Gastroenterology and Hepatology·TypeSystematic review·DateFeb 28, 2024
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.

Texas Children’s Hospital and Baylor College of Medicine researchers develop a new toolkit in fruit flies to study Zika virus

Texas Children's Hospital and Baylor College of Medicine researchers have created a toolkit of transgenic flies expressing all ten Zika virus proteins. The study found that these protein expressions induced diverse effects on the developing nervous system, including lethality, reduced brain size, and functional defects. This new experi...

SourceTexas Children's Hospital·JournalDisease Models & Mechanisms·DateFeb 28, 2024

A safer treatment path for high-risk children to overcome food allergies

A new study from the University of British Columbia has found that sublingual immunotherapy (SLIT) is safe and effective for older children with multiple food allergies, who cannot risk consuming allergens orally. The treatment involves placing smaller amounts of food allergens under the tongue, allowing patients to build up their resi...

SourceUniversity of British Columbia·JournalJournal of Allergy and Clinical Immunology·TypeExperimental study·DateFeb 28, 2024

Smoking cannabis associated with increased risk of heart attack, stroke

A large observational study found that frequent cannabis smoking is associated with a significant increased risk of heart attack and stroke. Daily use was linked to a 25% increased likelihood of heart attack and a 42% increased likelihood of stroke, while less frequent use also showed an increased risk of cardiovascular events.

SourceNIH/National Heart, Lung and Blood Institute·JournalJournal of the American Heart Association·DateFeb 28, 2024
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 change threatens thousands of archaeological sites in coastal Georgia

A study published in PLOS ONE predicts that climate change will inundate over 4,200 archaeological sites along the US state's coast, with nearly 5,000 at risk by 2100. The authors used a predictive model to account for storm surge events, highlighting the need for cultural heritage managers to take action.

SourcePLOS·JournalPLOS ONE·TypeComputational simulation/modeling·DateFeb 28, 2024

Understanding genetic risk could save sight and predict multiple sclerosis earlier in young people

Researchers have developed a genetic risk tool that combines genetic factors with demographic information to improve MS risk prediction in young people presenting with optic neuritis. The study shows that this approach can help identify patients at high risk of MS, potentially enabling earlier treatment and improving long-term health.

SourceUniversity of Exeter·JournalNature Communications·TypeObservational study·DateFeb 28, 2024
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.

Clearing the air reduces suicide rates

Researchers found a causal link between air pollution and suicide rates in China, estimating that reducing air pollution has prevented 46,000 deaths. The study isolated the effect of pollution on mental health by using weather conditions to tease apart confounding factors.

SourceUniversity of California - Santa Barbara·JournalNature Sustainability·DateFeb 28, 2024

Quantum films on plastic

A research team has discovered a material that exhibits non-linear Hall effect, which could be applied in technologies for controlled use of terahertz high-frequency signals on electronic chips. The thin-layer films can be applied to plastic substrates and control the effect through micro-fabrication.

SourceHelmholtz-Zentrum Dresden-Rossendorf·JournalNature Electronics·TypeExperimental study·DateFeb 28, 2024

How to make difficult-to-cut materials and components “easy-to-cut”?

Nontraditional energy-assisted mechanical machining uses vibration, laser, electricity, etc. to improve machinability and reduce process forces in processing difficult-to-cut materials and components. The technology provides a feasible way to enhance material removal rate and surface quality.

SourceInternational Journal of Extreme Manufacturing·JournalInternational Journal of Extreme Manufacturing·DateFeb 28, 2024
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.

International team led by BSC develops artificial intelligence technology to improve treatment of rare diseases

An international team of scientists developed AI technology to analyze limited data on rare diseases. The method uses multi-layer networks to explore relationships between genes in patients, revealing genetic causes and severity. This breakthrough opens new avenues for treating rare diseases, including myasthenic-congenital syndromes.

SourceBarcelona Supercomputing Center·JournalNature Communications·TypeComputational simulation/modeling·DateFeb 28, 2024

Think smoking cannabis won’t damage your heart? Think again

A study by UC San Francisco researchers found that daily cannabis users had a 25% increased risk of heart attack and a 42% increased risk of stroke compared to non-users. The study also found significant cardiovascular risks associated with cannabis use, including coronary heart disease and the combination of heart attack and stroke.

SourceUniversity of California - San Francisco·JournalJournal of the American Heart Association·DateFeb 28, 2024

New study finds high-dose inhaled nitric oxide decreases the risk of death among critically ill Black patients with COVID-19

A new study found that high-dose inhaled nitric oxide improves oxygenation and reduces mortality risk among critically ill Black patients with COVID-19. The treatment was more effective for Black patients, who have a suppressed nitric oxide system at baseline.

SourceUniversity of Alabama at Birmingham·JournalAmerican Journal of Respiratory and Critical Care Medicine·TypeData/statistical analysis·DateFeb 28, 2024

AI technique 'decodes' microscope images, overcoming fundamental limit

Researchers developed a deep learning algorithm to remove probe effects from AFM images, enabling the resolution of material features smaller than the probe's tip. This breakthrough allows for accurate three-dimensional surface profiles, crucial for nanoelectronics development and scientific studies.

SourceUniversity of Illinois Grainger College of Engineering·JournalNano Letters·DateFeb 28, 2024
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.