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Science News Archive August 2024 - Page 9


Page 9 of 38

Public trust in drinking water safety is low globally

A global study found that over half of adults expect to be seriously harmed by their water within two years due to low confidence in water quality. The study highlights the need for both safe drinking water and public trust in water sources.

SourceNorthwestern University·JournalNature Communications·TypeSurvey·DateAug 26, 2024

Communicating consensus strengthens beliefs about climate change

A new study finds that sharing scientific consensus on human-caused climate change strengthens believers' opinions, but has little effect on those who are already skeptical. The research, conducted across 27 countries, highlights the importance of clear communication in reducing climate change misinformation.

SourceColumbia University's Mailman School of Public Health·JournalNature Human Behaviour·TypeExperimental study·DateAug 26, 2024

Short-duration, light-intensity exercises improve cerebral blood flow in children

A recent study from Waseda University found that short-duration, light-intensity exercises significantly increase oxy-Hb levels in the prefrontal cortex of children, indicating improved cerebral blood flow. This breakthrough suggests potential benefits for children's executive functions and brain development.

SourceWaseda University·JournalScientific Reports·TypeExperimental study·DateAug 26, 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.

Astrophysicists use AI to precisely calculate universe’s ‘settings’

Researchers at the Flatiron Institute and colleagues used AI-powered approach, SimBIG, to estimate five cosmological parameters with precision. The method significantly improved previous results, yielding less than half the uncertainty and closely agreeing with other estimates based on observations.

SourceSimons Foundation·JournalNature Astronomy·TypeComputational simulation/modeling·DateAug 26, 2024

Marine science oxygen produced in the deep sea raises questions about extraterrestrial life

Researchers at Boston University discovered that deep-sea rocks, called polymetallic nodules, produce oxygen through a process known as seawater electrolysis. This phenomenon creates 'dark oxygen' without sunlight, contradicting the long-held assumption that oxygen is only produced by plants and organisms with photosynthetic capabilities.

SourceBoston University·JournalNature Geoscience·TypeData/statistical analysis·DateAug 26, 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.

Scientific consensus can strengthen pro-climate attitudes in society

A recent study found that emphasizing the scientific consensus on climate change can clear up misperceptions and strengthen beliefs about its existence and causes. Researchers surveyed over 10,500 people across 27 countries and observed a similar response to the consensus message.

SourceUniversity of Vienna·JournalNature Human Behaviour·DateAug 26, 2024

Old chemo drug, new pancreatic cancer therapy?

Researchers have discovered a new approach to treating pancreatic ductal adenocarcinoma (PDAC), a rare type of pancreatic cancer. Folinic acid has been found to weaken the cancer's defenses by elevating levels of anti-cancer immune molecules, enabling a more effective immune response and slower tumor growth.

SourceCold Spring Harbor Laboratory·JournalProceedings of the National Academy of Sciences·DateAug 26, 2024

Study: Direct incentives may boost hiring managers’ willingness to employ individuals with criminal convictions

A study found that direct incentives, such as tax credits and insurance, can increase hiring managers' willingness to hire applicants with prior records. The most effective incentives were a $2,400 tax credit and $25,000 insurance against losses, which worked regardless of conviction type or perceptions about performance.

SourceAmerican Society of Criminology·JournalCriminology & Public Policy·DateAug 26, 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.

People who recover from dengue are at higher risk of long-term health complications than those who recovered from COVID-19, Singapore study finds

A nationwide study by Nanyang Technological University found that individuals who recovered from dengue are at a 55% higher risk of long-term health complications, including heart problems and cognitive disorders. This is compared to those who recovered from COVID-19.

SourceNanyang Technological University·JournalJournal of Travel Medicine·TypeComputational simulation/modeling·DateAug 26, 2024

Almost half of FDA-approved AI medical devices are not trained on real patient data

A recent study found that approximately half of FDA-approved AI medical devices are not trained on real patient data, sparking concerns about device accuracy. The researchers analyzed 500+ medical AI devices and discovered that many lacked clinical validation data, which is essential for ensuring the credibility of these technologies.

SourceUniversity of North Carolina Health Care·JournalNature Medicine·DateAug 26, 2024

Tick-borne Powassan virus in a child

A case study reports a 9-year-old Canadian child diagnosed with Tick-borne Powassan virus encephalitis after symptoms developed 1 week after a camping trip in northern Ontario. The authors emphasize the importance of broad arbovirus serology testing for patients presenting with encephalitis, particularly during summer and fall.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·TypeCase study·DateAug 26, 2024
Apple iPhone 17 Pro

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

Without texts, automatic bug assignment still work well

Researchers found that textual features do not surpass nominal features in bug assignment accuracy, even with advanced NLP techniques. Nominal features, such as developer preferences, achieved competitive results without using text.

SourceHigher Education Press·JournalFrontiers of Computer Science·TypeExperimental study·DateAug 26, 2024

Precision orbit overhaul: LEO satellites team up to refine GPS accuracy

A recent study introduces a method combining regional ground station data with LEO satellite measurements, significantly enhancing GNSS orbit accuracy. This approach can achieve centimeter-level accuracy in GPS orbit and clock products, crucial for high-precision applications.

SourceAerospace Information Research Institute, Chinese Academy of Sciences·JournalSatellite Navigation·DateAug 26, 2024

Research from UTHealth Houston finds parents who recently experienced intimate partner violence had higher potential for parenting stress and child maltreatment

Parents who recently experienced intimate partner violence reported higher parenting stress and were less likely to use positive parenting strategies. The study emphasizes the need for expanded resources, positive parenting strategies, and tools to help individuals become better parents and break the intergenerational cycle of violence.

SourceUniversity of Texas Health Science Center at Houston·JournalJAMA Pediatrics·TypeData/statistical analysis·DateAug 26, 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.

A hybrid arrowhead against immune disorders

Researchers have developed a novel, more selective inhibitor of the human immunoproteasome using a bacterially derived natural product. The new compound targets autoimmune diseases without disrupting other cellular mechanisms.

SourceMax-Planck-Gesellschaft·JournalChem·TypeExperimental study·DateAug 26, 2024

Study finds salamanders are surprisingly abundant in northeastern forests

A recent USGS study found that red-backed salamanders have higher densities and biomass than expected, playing a key role in terrestrial temperate ecosystems. The discovery suggests that salamanders are more prevalent than previously suspected, and their disappearance could have significant ecosystem-level consequences.

SourceU.S. Geological Survey·JournalBiology Letters·DateAug 26, 2024

Mapping the sex life of Malaria parasites at single cell resolution, reveals the genetics underlying Malaria transmission

Scientists have mapped the global repertoire of genes that determine the male or female sexual fates in Plasmodium falciparum malaria parasites. This study reveals key regulators of gene expression during development and identifies novel candidate 'driver' genes, shedding light on the complex biology of malaria transmission.

SourceStockholm University·JournalNature Communications·TypeExperimental study·DateAug 26, 2024

Unraveling the role of CDCA7 in maintenance of DNA methylation

Researchers found that CDCA7 uniquely identifies hemimethylated DNA and recruits HELLS to complete methylation. This mechanism is distinct from de novo DNA methylation and holds promise for therapies targeting ICF syndrome, cancer prevention, and anti-aging.

SourceThe Institute of Medical Science, The University of Tokyo·JournalScience Advances·TypeExperimental study·DateAug 26, 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.

Unlocking crop yield potential: New modeling approach for sustainable agriculture

A new functional data analysis-based methodology predicts crop yields in year-round cultivation, offering a predictive framework for optimizing agricultural management. The model provides actionable insights into the relationship between environmental conditions and crop performance, enhancing sustainability amidst climate change.

SourceNanjing Agricultural University The Academy of Science·JournalHorticulture Research·DateAug 26, 2024

Study: Gut bacteria composition influences rotavirus vaccine efficacy

Researchers found that certain gut bacteria, such as Clostridium perfringens, can hinder the efficacy of the rotavirus vaccine. This study suggests that microbiota composition plays a role in immune responses elicited by rotavirus vaccines.

SourceGeorgia State University·JournalCellular and Molecular Gastroenterology and Hepatology·TypeExperimental study·DateAug 26, 2024

A new and simple approach extending data expansion-based implicit discourse relation classification

A new research by Wei Song and team proposes a novel method for explicit data expansion to address challenges in implicit discourse relation classification. The proposed method uses argument pair type classification (APTC) and label-smoothing strategy to filter out noisy argument pairs and reduce the impact of noisy sense labels.

SourceHigher Education Press·JournalFrontiers of Computer Science·TypeExperimental study·DateAug 26, 2024

Brigham-led study estimates 1 in 7 Medicare beneficiaries with high body mass index may qualify for anti-obesity drug

A new study estimates that 1 in 7 Medicare beneficiaries with elevated body mass index (BMI) may qualify for semaglutide, a popular weight loss medication. The study found that maximum annual costs to Medicare could exceed $10 billion if different definitions of cardiovascular risk are considered.

SourceBrigham and Women's Hospital·JournalAnnals of Internal Medicine·TypeData/statistical analysis·DateAug 26, 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.

Study identifies keys to success of evidence-based decision making: Interactions with researchers, stakeholders, communities of practice

Researchers found that effective evidence-based decision making requires extensive communication with others, including researchers, stakeholders, and communities of practice. The study identified three networks - decision maker-researcher, decision maker-stakeholder, and decision maker-community of practice - as crucial for success.

SourceCarnegie Mellon University·JournalBehavioral Science & Policy·DateAug 26, 2024

Boosting online safety through behavioral nudges: Delay, remind, and secure

A new study reveals that giving users the option to delay security tasks and nudging them to commit later significantly increases completion rates. The study found that participants who made promises or requested reminders were more likely to follow through on their commitment.

SourceThe Hebrew University of Jerusalem·JournalACM Transactions on Computer-Human Interaction·TypeExperimental study·DateAug 26, 2024

Ultracompact polarization-entangled photon sources for miniaturized quantum devices

Scientists have created an ultra-thin light source emitting pairs of polarization-entangled photons, enabling ultra-secure communication and powerful computation. The breakthrough material, 3R-WS2, facilitates the search for superior quantum materials, bringing quantum technology closer to reality.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournaleLight·DateAug 26, 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.

Sustaining oyster farming with sturdier rafts

Researchers at Osaka Metropolitan University have developed polyethylene rafts that are about five times more durable than traditional bamboo rafts used in oyster farming. The new rafts are designed to be affordable and can withstand harsh weather conditions, reducing damage from typhoons.

SourceOsaka Metropolitan University·JournalOcean Engineering·TypeComputational simulation/modeling·DateAug 26, 2024

Researchers develop high-entropy non-covalent cyclic peptide glass

Researchers have developed a novel material featuring enhanced crystallization-resistance and improved mechanical properties. The high-entropy non-covalent cyclic peptide (HECP) glass also shows increased enzyme tolerance, making it suitable for pharmaceutical formulations and smart functional materials.

SourceChinese Academy of Sciences Headquarters·JournalNature Nanotechnology·DateAug 26, 2024

Study: Some lung cancer disparities lessen in south Florida

A new study found that Hispanic non-small cell lung cancer patients in South Florida tend to be diagnosed at earlier stages than White patients, with a lower likelihood of advanced-stage diagnoses. This disparity disappears when examining ethnic subpopulations within the Hispanic population.

SourceUniversity of Miami Miller School of Medicine·JournalJNCI Journal of the National Cancer Institute·DateAug 26, 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.

Increased risk of dementia after acute kidney injury

A new study published in Neurology found that acute kidney injury is associated with an increased risk of developing dementia. The study analyzed data from over 300,000 individuals and found a 49% higher risk of dementia overall, with significant increases for specific types of dementia such as Lewy body dementia and vascular dementia.

SourceKarolinska Institutet·JournalNeurology·TypeObservational study·DateAug 26, 2024

Rootstock secrets: How engineered walnuts combat drought through grafting

Researchers found that genetically modified rootstocks can significantly enhance walnut trees' ability to cope with water scarcity. Scions grafted onto modified rootstocks showed reduced drought tolerance, while those grafted onto suppressed roots displayed enhanced drought resistance.

SourceNanjing Agricultural University The Academy of Science·JournalHorticulture Research·DateAug 26, 2024

Human stem cell models point to glia as key players in multiple sclerosis

Researchers have created the largest collection of patient stem cell models of multiple sclerosis, identifying unique ways in which glia contribute to the disease. The study suggests that glial cells from MS patients have intrinsic hallmarks of disease, independent of immune system influences.

SourceNew York Stem Cell Foundation·JournalCell Stem Cell·DateAug 26, 2024

Darwin’s fear was unjustified: Writing evolutionary history by bridging the gaps

A team of sedimentologists and stratigraphers found that gap regularity, not incompleteness, determines evolutionary history reconstruction. Incompleteness can be overcome with geological knowledge, enabling accurate reconstruction of evolution hundreds of millions of years ago.

SourceUtrecht University·JournalBMC Ecology and Evolution·TypeComputational simulation/modeling·DateAug 26, 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.

An entire brain-machine interface on a chip: Converting brain activity to text on one extremely small integrated system

Researchers at EPFL developed a next-generation miniaturized brain-machine interface capable of direct brain-to-text communication on tiny silicon chips. The MiBMI system can decode neural signals generated when a person imagines writing letters or words with high accuracy and low power consumption.

SourceEcole Polytechnique Fédérale de Lausanne·JournalIEEE Journal of Solid-State Circuits·TypeMeta-analysis·DateAug 26, 2024

Spin squeezing for all

Researchers have successfully achieved spin squeezing in a more accessible way, enabling precise measurements with quantum-enhanced metrology. This breakthrough may lead to new portable sensors for biomedical imaging and atomic clocks.

SourceHarvard University·JournalNature Physics·TypeComputational simulation/modeling·DateAug 26, 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.

Looking for clues about your real age? Your grandparents’ education may offer some insight.

A new study found that grandchildren of college-educated grandparents showed slower biological aging than those whose grandparents did not graduate from college. The research, published in Social Science and Medicine, used epigenetic-based aging clocks to examine the relationship between grandparents' education level and their grandchi...

SourceDrexel University·JournalSocial Science & Medicine·TypeComputational simulation/modeling·DateAug 26, 2024

People of lower socioeconomic status less likely to receive cataract surgery in private clinics

A new study found that private clinics in Ontario increased cataract surgery rates for higher-income patients after receiving public funding, while lower-income patients saw a 9% decrease in access. The researchers suggest policy changes to address conflicts of interest and ensure equitable access to surgery.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·TypeObservational study·DateAug 26, 2024

Mid-infrared computational temporal ghost imaging

A new scheme extends temporal ghost imaging to arbitrary wavelengths, enabling flexible operation in the mid-infrared. Computational TGI allows for scan-free imaging and studying ultrafast dynamics.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateAug 26, 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.

High BMI eligibility for semaglutide could cost Medicare an additional $145 billion annually

A study published in Annals of Internal Medicine found that approximately 61% of Medicare-eligible adults have a BMI of 27 or higher, making them eligible for semaglutide. However, the number of patients who will be eligible depends on how cardiovascular disease is defined, with narrow definitions resulting in only 3.6 million people b...

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·TypeNews article·DateAug 26, 2024

Webb finds early galaxies weren’t too big for their britches after all

Recent discoveries from the James Webb Space Telescope's Cosmic Evolution Early Release Science Survey have cast doubt on the crisis in cosmology. Astronomers found that early galaxies were not as massive as initially thought due to the presence of black holes, which made them appear brighter and more massive than they actually are.

SourceNASA/Goddard Space Flight Center·JournalThe Astrophysical Journal·TypeNews article·DateAug 26, 2024

Teaching creativity

Researchers advocate for teaching creativity in scientific study programs to promote novel discoveries and confidence among young scientists. This approach focuses on openness to new ideas, identifying novel questions, and generating diverse ideas.

SourceHeinrich-Heine University Duesseldorf·JournalScience·DateAug 26, 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.

Piecing the puzzle together: How different brain regions contribute to visual object memory

Researchers identified key brain areas, including aVTC and OFC, essential for visual object memory in macaques. Single-neuron recordings revealed top-down regulation and causal information flow between these regions, shedding light on short-term visual object memory mechanisms.

SourceThe National Institutes for Quantum Science and Technology·JournalNature Communications·TypeExperimental study·DateAug 25, 2024

Quantum optical phenomenon in the brain challenges conventional view of amyloid in Alzheimer’s

Researchers discovered that amyloid fibrils can harness quantum superradiant effects to mitigate oxidative stress, potentially transforming dementia treatments and understanding of Alzheimer's disease. This finding raises questions about the conventional view of amyloid's role in the disease.

SourceHoward University·JournalFrontiers in Physics·TypeComputational simulation/modeling·DateAug 25, 2024

For metro governments, bigger may not be economically better

New research from the University of Texas at Austin finds that metro areas with more separate jurisdictions have higher wages and home values. Jurisdictional competition drives municipalities to choose better policies, leading to a 12% higher economic freedom index and more workers in higher-paying industries.

SourceUniversity of Texas at Austin·JournalPublic Choice·DateAug 24, 2024