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Science News Archive August 2024 - Page 34


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At risk of high cholesterol? Taking fish oil may help

A new study found that taking fish oil supplements can lower blood lipid levels in individuals with a genetic predisposition to high cholesterol. The research used genetic data from over 441,000 participants and found that fish oil supplementation can counteract the genetic risk of developing high cholesterol.

SourceUniversity of Georgia·JournalAmerican Journal of Clinical Nutrition·DateAug 5, 2024

Planting some tree species may worsen, not improve, NYC air, says new study

A new study found that certain tree species in NYC, such as oaks and sweetgums, produce high levels of isoprene, which interacts with nitrogen oxides to form ground-level ozone. This could lead to increased respiratory problems if current efforts to reduce nitrogen oxide emissions are not accelerated.

SourceColumbia Climate School·JournalEnvironmental Science & Technology·TypeData/statistical analysis·DateAug 5, 2024

Novel ultrafast electron microscopy technique advances understanding of processes applicable to brain-like computing

Researchers developed a new technique to study charge density waves in materials, revealing two previously unobserved ways electricity can manipulate their state. The method allows for the observation of nanoscale lengths and nanosecond speeds, with potential applications in energy-efficient microelectronics.

SourceDOE/Argonne National Laboratory·JournalPhysical Review Letters·DateAug 5, 2024
Apple iPhone 17 Pro

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

New hope for prostate cancer: new form of immunotherapy could prevent resistance to hormone therapy

Researchers from the University of Sheffield have developed a new form of immunotherapy using nanoparticles that delays the onset of resistance to hormone therapy in prostate cancer. This innovative approach stimulates immune cells called T cells to attack cancer cells, marking a significant breakthrough in treating prostate cancer.

SourceUniversity of Sheffield·JournalBMJ·TypeExperimental study·DateAug 5, 2024

New biomaterial regrows damaged cartilage in joints

Researchers developed a bioactive material that successfully regenerated high-quality cartilage in animal models, promoting enhanced repair and growth of new cartilage containing natural biopolymers. The material's effectiveness was tested in sheep with cartilage defects, showing promising results for potential use in humans.

SourceNorthwestern University·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateAug 5, 2024

Put your money where your mouth is to create healthier, greener food systems, Surrey expert urges governments

A study by University of Surrey researchers highlights the importance of public bodies investing in local food systems to create healthier communities. Community cafes and pantries have been shown to empower volunteers and promote knowledge sharing about food, while grant funding and council support can unlock new projects.

SourceUniversity of Surrey·JournalCities·TypeCase study·DateAug 5, 2024

Self-powered pump harnesses light and chemistry to target, capture pollutants

Researchers at Dartmouth College have developed a self-powered pump that uses natural light and chemistry to target and remove specific water pollutants. The pump uses synthetic molecular receptors designed to bond to negatively charged ions, which are then trapped and released in a non-reactive substrate.

SourceDartmouth College·JournalScience·TypeExperimental study·DateAug 5, 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.

Tradition meets transformation for Maasai women

A new study reveals that Maasai women are gaining access to household decisions through livelihood diversification, education, and secure land tenure. This research contributes to the United Nation's Sustainable Development Goal of Gender Equality, highlighting the value of empowering decision-making for women in pastoralist communities.

SourceVirginia Tech·JournalJournal of Rural Studies·DateAug 5, 2024

Seismic detectors measure soil moisture using traffic noise

Researchers have developed a new method to measure soil moisture in the vadose zone using seismic technology that detects vibrations from traffic noise. The technique, called distributed acoustic sensing, can provide real-time information on soil water content, crucial for managing water use and conservation efforts.

SourceCalifornia Institute of Technology·JournalNature Communications·DateAug 5, 2024

Age impacts pharmacogenomics and treatment outcomes for most common form of leukemia- LINK

Scientists at St. Jude Children's Research Hospital identified age-related differences in B-ALL treatment outcomes, with children being more sensitive to certain drugs. The study suggests that both age and individual genomics must be considered to predict treatment response, leading to the need for tailored treatment strategies.

SourceSt. Jude Children's Research Hospital·JournalJournal of Clinical Oncology·TypeExperimental study·DateAug 5, 2024
Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

Hunt for herbicide solution in snap bean reveals master switch for stress resistance

A new study reveals that snap bean germplasm has a master switch controlling multiple stress tolerance genes, offering a potential solution to waterhemp and other herbicides. The genomic region responsible for this tolerance acts like an on-and-off switch, with higher expression of certain enzymes and antioxidants in tolerant plants.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalFrontiers in Plant Science·DateAug 5, 2024

Honey added to yogurt supports probiotic cultures for digestive health

New studies from the University of Illinois found that adding honey to yogurt supports the survival of probiotic bacteria in the gut. The research suggests that pairing honey with yogurt is a delicious and healthy way to support digestive health and gut microbiome, with potential benefits for mood and cognition.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalJournal of Nutrition·TypeExperimental study·DateAug 5, 2024

A ‘measure’ advance for ultrashort laser light!

The TIFR team developed a method to measure the temporal shape of ultrashort laser pulses using spectral interferometry, enabling precise measurement of pulse profiles at different points across the beam. This breakthrough is essential for handling increasingly powerful lasers that emit pulses and can distort optical components.

SourceTata Institute of Fundamental Research·JournalOptica·DateAug 5, 2024
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.

Child Mind Institute paper reveals next frontier in reproducible brain imaging for neuroscience discovery

A recent study published in Nature Human Behaviour identified significant challenges in the reproducibility of functional magnetic resonance imaging (fMRI) used to understand brain function and behavior. The research proposes concrete solutions, including standardization and clear methodological reporting, to move the field towards gen...

SourceThe Child Mind Institute·JournalNature Human Behaviour·DateAug 5, 2024

Study analyzes potato-pathogen ‘arms race’ after Irish famine

Researchers analyzed historic potato leaves to understand the evolution of the potato-pathogen 'arms race' that led to the Irish potato famine. The study found that the pathogen has remained relatively stable over time, with some genes remaining unchanged despite human intervention.

SourceNorth Carolina State University·JournalNature Communications·TypeData/statistical analysis·DateAug 5, 2024
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.

Forecasting climate’s impact on a debilitating disease

A team of researchers from Stanford University and Brazil has developed models to predict the impact of environmental changes on schistosomiasis, a disease affecting over 200 million people worldwide. The collaboration has helped epidemiologists prioritize public health interventions and identify new transmission hotspots.

SourceStanford University·JournalPLOS Global Public Health·DateAug 5, 2024

Mapping the invisible: how sub-daily GPS sheds light on early postseismic deformation

Researchers applied sub-daily GPS to measure the spatial and temporal evolution of early afterslip following the 2010 Mw 8.8 Maule earthquake, revealing a nearly 10% reduction in coseismic displacement overestimation. The study enhances seismic hazard assessment and contributes to improving early warning systems.

SourceAerospace Information Research Institute, Chinese Academy of Sciences·JournalSatellite Navigation·DateAug 5, 2024

Greenland fossil discovery reveals increased risk of sea-level catastrophe

A new study confirms that the center of Greenland's ice sheet melted away in recent geological past, exposing a green, tundra landscape. The discovery suggests that the giant ice sheet is more fragile than previously thought and increases the risk of sea-level rise, potentially leading to catastrophic flooding in coastal cities.

SourceUniversity of Vermont·JournalProceedings of the National Academy of Sciences·TypeObservational study·DateAug 5, 2024

Insufficient evidence to recommend low-dose CT screening in never smokers lung cancer screening: new insights and ongoing debates

Recent studies from Asia indicate that low-radiation dose computed tomography screening is more effective in detecting cancers in those with a family history of lung cancer, but the benefits are uncertain for never-smokers. The authors advocate for more rigorous research to understand the benefits and harms of screening this population.

SourceInternational Association for the Study of Lung Cancer·JournalJournal of Thoracic Oncology·TypeCommentary/editorial·DateAug 5, 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.

Pyramid optical networks for unidirectional image magnification and demagnification

A pyramid-structured diffractive optical network has been developed to achieve unidirectional image magnification and demagnification. The system uses successive transmissive layers optimized through deep learning to perform computational tasks in an all-optical manner.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateAug 5, 2024

Towards mixed physical node reservoir computing: Light-emitting synaptic reservoir system with dual photoelectric output

A new mixed physical node reservoir computing system uses artificial light-emitting synapses to effectively extract spatiotemporal characteristics of input signals. The device achieves over 97% recognition accuracy in image classification tasks and improves multi-channel image recognition from 93.16% to 99.25%.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateAug 5, 2024

Exploring the impact of meta-learning on post-stroke motor recovery

Researchers developed a motor meta-learning task to assess stroke patients' ability to recognize their learning capabilities and plan practice. The study found a significant correlation between meta-learning ability and improvement index, suggesting that enhanced individual meta-learning ability can improve rehabilitation efficacy.

SourceUniversity of Tsukuba·JournalEuropean Journal of Physical and Rehabilitation Medicine·DateAug 5, 2024

Artificial intelligence assisted tomato plant monitoring system

The proposed system utilizes convolutional neural networks to detect and classify diseases, as well as monitor bud formation and flower appearance. This approach can help farmers prevent disease outbreaks, reduce labor costs, and improve cultivation management.

SourceEhime University·JournalComputers and Electronics in Agriculture·DateAug 5, 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.

Tiny quantum sensor to make a big impact

Researchers developed a new 2D quantum sensing chip using hexagonal boron nitride that can simultaneously detect temperature anomalies and magnetic fields in any direction. The chip is significantly thinner than current quantum technology for magnetometry, enabling cheaper and more versatile sensors.

SourceARC Centre of Excellence for Transformative Meta-Optical Systems·JournalNature Materials·TypeExperimental study·DateAug 5, 2024

Improved chemokine homing enhances CAR T–cell therapy for osteosarcoma

Scientists at St. Jude Children's Research Hospital identified two chemokines, CXCL8 and CXCL16, expressed by osteosarcoma that improved CAR T-cell homing. Modified cells expressing these chemokine receptors showed enhanced infiltration into tumors, leading to prolonged survival in a model of metastatic disease.

SourceSt. Jude Children's Research Hospital·JournalClinical Cancer Research·TypeExperimental study·DateAug 5, 2024

Antarctic Earth structure foretells future sea-level rise

Scientists have developed a state-of-the-art computational model predicting land, ice and global sea-level interactions. The model estimates that reducing greenhouse gas emissions could slow melting Antarctic ice enough to allow Earth uplift to partially stabilize the ice sheet and prevent some future sea-level rise.

SourceColorado State University·JournalScience Advances·DateAug 5, 2024
Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

Strong driving to realize super-Bloch oscillations

An international team successfully realizes periodic oscillations and transportation for optical pulses using a synthetic temporal lattice. They observe the features of SBO collapse, including vanishing oscillation amplitude and flip of initial oscillation direction.

SourceSPIE--International Society for Optics and Photonics·JournalAdvanced Photonics·DateAug 5, 2024

An overlooked side-effect of the housing crisis may be putting Californians at increased risk from climate disasters

A new study suggests that California's affordable housing crisis is driving increased development in and near wildlands, putting residents at higher-risk for climate-related natural disasters. The research aims to understand the drivers of Wildland-Urban Interface (WUI) growth and its impact on environmental dynamics.

SourceUniversity of California - Santa Cruz·JournalProceedings of the National Academy of Sciences·DateAug 5, 2024

Scientists and climate change: extreme concern and high level of engagement

A large-scale survey of scientists found that most respondents are 'quite a bit' or 'a great deal' worried about climate change, and many have already made lifestyle changes. The researchers propose ways to increase scientists' engagement by overcoming intellectual and practical barriers.

SourceUniversiteit van Amsterdam·JournalNature Climate Change·DateAug 5, 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.

Researchers find gene which determines marsupial fur color

A world-first study by University of Otago researchers found the genetic basis for brushtail possum fur colour, revealing grey and black variations. The discovery sheds light on evolution of fur colour in marsupials, with implications for understanding adaptation to environments.

SourceUniversity of Otago·JournalRoyal Society Open Science·DateAug 5, 2024

Could this new drug turn back the clock on multiple sclerosis?

Researchers have developed a new therapy called PIPE-307 that targets an elusive receptor on certain cells in the brain, prompting them to mature into myelin-producing oligodendrocytes. This could potentially reverse damage caused by multiple sclerosis, leading to improved movement, balance, and vision.

SourceUniversity of California - San Francisco·JournalProceedings of the National Academy of Sciences·DateAug 5, 2024

Record number of drug overdoses in one year reported

A study at Columbia University Mailman School of Public Health reports a 500% increase in drug-involved overdose deaths in 2022, primarily attributed to synthetic opioids. Income protection policies have been found to have a supportive role in preventing fatal drug overdoses.

SourceColumbia University's Mailman School of Public Health·JournalInternational Journal of Drug Policy·DateAug 5, 2024

New PET/MRI probe developed by IOCB Prague promises early discovery of covert diseases

A new hybrid contrast agent has been developed to combine the benefits of MRI and PET imaging techniques, offering improved accuracy and opening new diagnostic applications. The agent has shown potential in detecting kidney problems and other conditions, paving the way for personalized diagnostics and precise imaging.

SourceInstitute of Organic Chemistry and Biochemistry of the Czech Academy of Sciences (IOCB Prague)·JournalAngewandte Chemie·TypeExperimental study·DateAug 5, 2024
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.

Rising toll of serious injuries linked to expanded Mexico-US border wall crossing

Trauma centers in Southern California reported an increase in cerebrovascular, orthopedic, and spinal injuries caused by border wall falls. Most patients (85%) were discharged outside the San Diego area, despite having severe injuries, highlighting a humanitarian crisis with inadequate follow-up care.

SourceBMJ Group·JournalTrauma Surgery & Acute Care Open·TypeObservational study·DateAug 5, 2024

Sex bias in pain management at emergency departments new study reveals

A new study found a significant sex bias in pain management at emergency departments, with female patients consistently receiving fewer pain medication prescriptions compared to male patients. Female patients also spend more time in the emergency department and have their pain scores less frequently recorded.

SourceThe Hebrew University of Jerusalem·JournalProceedings of the National Academy of Sciences·TypeData/statistical analysis·DateAug 5, 2024

Innovative approach for synthesizing common plastics using remote spark discharge

Researchers have successfully synthesized high-purity polystyrene and polymethyl methacrylate using a novel method involving remote spark discharge treatment. This approach uses Tesla coil-generated monomer radicals as polymerization initiators, enabling external spark discharge treatment without a counter electrode.

SourceUniversity of Tsukuba·JournalNext Materials·DateAug 5, 2024

Cracking the code of life: new AI model learns DNA’s hidden language

Researchers developed an AI model called GROVER that treats human DNA as a text, learning its rules and context to draw functional information about the DNA sequences. The tool has the potential to unlock the genetic code and advance personalized medicine.

SourceTechnische Universität Dresden·JournalNature Machine Intelligence·TypeNews article·DateAug 5, 2024
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.

Ultrafine particles linked to over 1,000 deaths per year in Canada’s two largest cities

A study by McGill University researchers has found a link between ultrafine particle exposure and increased mortality risk, particularly for respiratory deaths and coronary artery disease. Long-term exposure to these tiny particles is associated with a 7.3% increase in non-accidental death risk.

SourceMcGill University·JournalAmerican Journal of Respiratory and Critical Care Medicine·TypeComputational simulation/modeling·DateAug 5, 2024

Sometimes it hurts to think

A meta-analysis of 170 studies found that mental effort is consistently associated with unpleasant feelings such as frustration, irritation, stress or annoyance. The association holds true across different populations, including health care employees, military personnel, amateur athletes and college students.

SourceAmerican Psychological Association·JournalPsychological Bulletin·TypeMeta-analysis·DateAug 5, 2024

AI for mental health screening may carry biases based on gender, race

A new study led by CU Boulder computer scientist Theodora Chaspari found that AI algorithms can be confused by natural variations in speech patterns between different genders and races. This can lead to underdiagnosis or misdiagnosis of mental health concerns like depression.

SourceUniversity of Colorado at Boulder·JournalFrontiers in Digital Health·DateAug 5, 2024

Heart transplant list doesn’t rank kids by medical need, Stanford Medicine-led study finds

A Stanford Medicine-led study found that the US method for ranking children on the waitlist for heart transplants does not consistently rank patients based on their medical need. The current system prioritizes geographic location, immune compatibility, and body size over medical urgency.

SourceStanford Medicine·JournalJournal of the American College of Cardiology·TypeData/statistical analysis·DateAug 5, 2024
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.

Early menopause linked to increased breast cancer risk

A recent study published in The Journal of Clinical Endocrinology and Metabolism found that women who underwent menopause before age 46 were nearly twice as likely to develop breast cancer as other women of similar ages. Relatives of these women were also more likely to have breast, prostate, or colon cancer.

SourceHuntsman Cancer Institute·JournalThe Journal of Clinical Endocrinology & Metabolism·DateAug 5, 2024

Scientists create a cell that precludes malignant growth

Researchers at the University of Helsinki have created cells that can't grow uncontrolledly, which could lead to new and safer cell therapies for hereditary diseases, myocardial infarction, and other conditions. The innovation uses thymidine supplementation to regulate cell division, eliminating the risk of cancer.

SourceUniversity of Helsinki·JournalMolecular Therapy·DateAug 5, 2024

Unlocking clarity in the skies: subcarrier modulation for enhanced GNSS

Global Navigation Satellite Systems (GNSS) researchers have developed a novel approach to enhance the precision of signal acquisition and tracking using subcarrier modulated signals. The innovations sharpen spectral efficiency and accuracy, tackling ambiguity challenges inherent in conventional GNSS algorithms.

SourceAerospace Information Research Institute, Chinese Academy of Sciences·JournalSatellite Navigation·DateAug 5, 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.

Does transparency help or hurt businesses dominated by one-time transactions

A recent study published in the American Economic Review suggests that transparency about past transactions can improve market efficiency when sellers have high profits due to competition. However, it may worsen outcomes when buyers observe previous sales quantities, as sellers are more likely to heavily discount their services.

SourceSouthern Methodist University·JournalAmerican Economic Review·TypeComputational simulation/modeling·DateAug 5, 2024

Cancer screening estimated to cost $43 billion a year in the United States

A modeling study estimates that cancer screening costs over $40 billion annually in the US, with an emphasis on enhancing equitable access to recommended screenings. However, experts argue that this estimate may underestimate the true cost due to lack of consideration for subsequent testing, ineligible patients, and overdiagnosis.

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·TypeNews article·DateAug 5, 2024