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Science News Archive May 2024 - Page 30


Page 30 of 44

Alarming rise of electronic vaping use in U.S. adolescents

A recent study published in the Ochsner Journal found alarming increases in daily vaping device use among US adolescents from 2015 to 2021. The percentage of EVP use increased significantly over this period, with a greater increase among girls than boys and higher rates among whites and Blacks.

SourceFlorida Atlantic University·JournalOchsner Journal·TypeSurvey·DateMay 13, 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.

Recovery potential in patients with traumatic brain injury

A new study published in Journal of Neurotrauma found that more than 30% of patients with traumatic brain injury who underwent withdrawal of life-sustaining treatment recovered at least partial independence. The study suggests that a lifetime in a vegetative state or severe disability is not a common outcome even after a serious injury.

SourceMary Ann Liebert, Inc./Genetic Engineering News·JournalJournal of Neurotrauma·TypeObservational study·DateMay 13, 2024

Catch and release can give sea turtles the bends #ASA186

Researchers evaluated the health of accidentally caught sea turtles using ultrasound imaging to monitor gas levels in their organs. Veterinarians found that ultrasound brightness could be used to differentiate gas levels over time, helping them predict treatment outcomes for bycaught sea turtles.

SourceAcoustical Society of America·DateMay 13, 2024

Breast cancer risk variants identified for women of African ancestry

A study published in Nature Genetics has identified genetic variants associated with an increased risk of breast cancer in women of African ancestry. The research found that nearly 8% of women carry all six risk variants, making them 4.2 times more likely to be diagnosed with triple-negative breast cancer.

SourceVanderbilt University Medical Center·JournalNature Genetics·DateMay 13, 2024

Chinese scientists discover huge magnetic toroids in the milky way halo

Chinese researchers have discovered huge magnetic toroids in the halo of the Milky Way galaxy using data from pulsars and radio telescopes. The study provides crucial constraints on the origin of cosmic magnetic fields and offers insights into the physics of our galaxy.

SourceChinese Academy of Sciences Headquarters·JournalThe Astrophysical Journal·DateMay 13, 2024

New technique by NUS scientists to transform waste carbon dioxide into high-value chemicals achieves cost reduction of about 30%

Researchers from NUS have developed a novel technique that converts waste carbon dioxide into value-added chemicals and fuels. The method uses a nickel catalyst and acidic electrolytes, achieving an efficiency rate of over 99%. This innovation has the potential to reduce costs by up to 30% and is adaptable for different industrial needs.

SourceNational University of Singapore·JournalNature Communications·TypeExperimental study·DateMay 13, 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.

Stan to receive funding for joint appointment

Professor Cristiana Stan of George Mason University will conduct an evaluation of subseasonal prediction skill using foundational models, focusing on Madden-Julien Oscillation and its teleconnections. The funding will contribute to making weather and climate applications faster and more accurate.

SourceGeorge Mason University·DateMay 13, 2024

Low testosterone in men associated with higher risk for death

A systematic review and meta-analysis found that low testosterone levels are associated with increased risk of all-cause mortality and cardiovascular death. Men with very low testosterone concentrations had a significantly higher risk of cardiovascular death, regardless of other hormone levels.

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·TypeNews article·DateMay 13, 2024

Daylight saving time spells bad news for healthy habits

Research suggests that the onset of daylight saving time is associated with increased consumption of processed snack foods and fewer trips to the gym. The study found that people ate more processed snack foods later in the day and on overcast days after the time change.

SourceNorth Carolina State University·JournalJournal of Marketing·TypeData/statistical analysis·DateMay 13, 2024
Apple iPhone 17 Pro

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

Projected estimates of cancer in Canada in 2024

New cancer projections highlight progress in reducing incidence rates for common cancers like lung, colorectal, and prostate, but also warn of rising rates for less common types such as liver, kidney, melanoma, and non-Hodgkin lymphoma.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·TypeData/statistical analysis·DateMay 13, 2024

Exploring the effect of H2O2 eustress on individual cancer cells using hopping probe scanning ion conductance microscopy (HPICM)

Researchers used HPICM to study the effect of H2O2 eustress on individual colorectal cancer Caco-2 cells, finding that low levels of H2O2 can increase cell stiffness and negatively impact antioxidant defense. The findings suggest a potential new target for colon cancer treatment, inhibiting GPX under H2O2 eustress.

SourceNano Life Science Institute (NanoLSI), Kanazawa University·JournalScience Bulletin·TypeImaging analysis·DateMay 13, 2024

HKU theoretical physicists collaborate alongside CAS experimentalists uncovering novel quantum state known as “dirac spin liquid”

Theoretical physicists from HKU collaborate with experimentalists to uncover a novel quantum state known as 'Dirac spin liquid' in YCu3-Br material. The discovery provides compelling evidence for the existence of Dirac spinons, expected to exhibit unique characteristics similar to Dirac particles.

SourceThe University of Hong Kong·JournalNature Physics·TypeExperimental study·DateMay 13, 2024

Semaglutide can produce clinically meaningful weight loss and reduce waist size for at least 4 years in adults with overweight or obesity who don’t have diabetes, and delivers cardiovascular benefits irrespective of weight lost

Two studies based on the SELECT trial show semaglutide leads to sustained weight loss of 10% body weight and 7cm waist reduction after 4 years, regardless of starting weight or BMI. The medication also delivers cardiovascular benefits, with a lower risk of heart attack, stroke, or death.

SourceEuropean Association for the Study of Obesity·JournalNature Medicine·DateMay 13, 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.

ESMT Berlin researchers show ways to propel product success

ESMT Berlin researchers identified three key customer types: fans who demand immediate access, skeptics who require convincing, and middle-ground customers seeking information. The findings suggest firms should adapt their strategies based on market dynamics to achieve success.

SourceESMT Berlin·JournalProduction and Operations Management·DateMay 13, 2024

Parasomnia: What happens inside a sleepwalker’s brain?

Sleep scientists investigated brain activity during parasomnias, finding parallels with dreaming brain activations. Patients who dreamed reported impending dangers, while those who were unconscious showed simple behaviors without experience.

SourceNetherlands Institute for Neuroscience - KNAW·JournalNature Communications·DateMay 13, 2024

Electron vortices in graphene detected

Researchers at ETH Zurich directly detected electron vortices in graphene using a high-resolution magnetic field sensor. The vortices formed in small circular disks with different diameters and were observed to reverse the flow direction.

SourceETH Zurich·JournalScience·DateMay 13, 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.

New work extends the thermodynamic theory of computation

Researchers introduce mathematical equations revealing minimum and maximum predicted energy cost of computational processes with randomness, offering insights into computing energy-cost bounds. The framework offers a way to calculate lower bounds on the energy cost of unpredictable finish situations.

SourceSanta Fe Institute·JournalPhysical Review X·DateMay 13, 2024

New viruses on the horizon

A large-scale study by German Cancer Research Center found 40 previously unknown nidoviruses in various vertebrates, including coronaviruses. The new method enables the systematic search for virus variants that are potentially dangerous for humans.

SourceGerman Cancer Research Center (Deutsches Krebsforschungszentrum, DKFZ)·JournalPLOS Pathogens·DateMay 13, 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.

Some varieties of annual flowers have a place in pollinator-friendly gardens

A new study finds significant variation in pollinator attractiveness among annual flower cultivars, with some varieties drawing in more insects than others. Begonia and impatiens cultivars were found to be particularly attractive to bees and other pollinators.

SourceEntomological Society of America·JournalJournal of Economic Entomology·TypeObservational study·DateMay 13, 2024

Significant advancement in superconductivity research at oxide interfaces by USTC

Researchers have found a special spatially varying superconducting state, one-dimensional superconducting stripes, induced by ferromagnetic proximity effect in an oxide heterostructure composed of EuO and KTaO3. The discovery reveals the intricate coupling between superconductivity and magnetism at oxide interfaces.

SourceUniversity of Science and Technology of China·JournalNature Physics·DateMay 13, 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.

An effective local search method for pseudo-boolean optimization

Researchers propose DeciLS-PBO, a local search method for pseudo-Boolean optimization, outperforming existing solvers on most instances. The new method uses unit propagation and a heuristic defined on clauses to improve performance.

SourceHigher Education Press·JournalFrontiers of Computer Science·TypeExperimental study·DateMay 12, 2024

Acquiring weak annotations for tumor localization in temporal and volumetric data

Researchers propose a novel annotation strategy called Drag&Drop, which enables manual labeling based on a single 2D annotation in high-dimensional volumetric data. The proposed framework achieves a comparable tumor detection rate to per-pixel annotations and higher rates than alternative weak annotation strategies.

SourceBeijing Zhongke Journal Publising Co. Ltd.·JournalMachine Intelligence Research·DateMay 12, 2024

An auxiliary CHD diagnostic system based on multi-view and multi-modal transthoracic echocardiograms

A new auxiliary CHD diagnostic system has been developed to identify TTE cardiac views, integrate information from various views and modalities, and predict the probability of a subject being normal or having a heart defect. The system uses a hierarchical network structure and has been shown to accurately detect children with CHD.

SourceResearch·JournalResearch·TypeImaging analysis·DateMay 12, 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.

Turning the page on children’s pain

A new study from the University of South Australia shows that young children learn about pain through reading, promoting empathy and emotional development. Reading picture books frequently prompts interactions about pain and injury, teaching valuable responses to these concepts.

SourceUniversity of South Australia·JournalJournal of Pain·TypeObservational study·DateMay 12, 2024

Variations in “ancient” immune cells linked to patients’ survival in cancer

Researchers discovered that variations in macrophages, ancient immune cells, are linked to patients' recovery and survival in diffuse large B-cell lymphoma. The study found subsets of macrophages associated with relapse after chemotherapy, predicting disease progression and potential new therapeutic approaches.

SourceNational University of Singapore·JournalNature Communications·DateMay 12, 2024
Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

World-first regulations to combat sedentary behaviour among children in China show global promise

New regulations in China significantly reduced daily sedentary time by 13.8% and increased students' likelihood of meeting screen time recommendations. The measures, which restricted online gaming and homework assignments, were found to be effective in improving children's physical and mental wellbeing.

SourceUniversity of Bristol·JournalInternational Journal of Behavioral Nutrition and Physical Activity·DateMay 12, 2024

FAST discovers the most distant neutral hydrogen galaxies

Scientists have discovered six high-redshift galaxies using the FAST telescope, finding significantly more atomic hydrogen gas than previously surveyed galaxies. This reveals that galaxies four billion years ago had more star-forming gas than current-day galaxies, challenging previous assumptions.

SourceChinese Academy of Sciences Headquarters·JournalThe Astrophysical Journal Letters·DateMay 12, 2024

CSUFT-led team creates novel flame-retardant, smoke-suppressing, and superhydrophobic transparent bamboo for future glasses

Researchers from CSUFT have developed a novel transparent material derived from natural bamboo with three-layered flame-retardant barrier. The material exhibits excellent mechanical properties, high light transmittance, and potential applications in green flame-retardant glass and optical device applications.

SourceResearch·JournalResearch·TypeExperimental study·DateMay 12, 2024

Cardiovascular burden of the V142I transthyretin variant

The V142I transthyretin variant is associated with substantial risk for heart failure hospitalization and death in Black individuals, particularly those with reduced ejection fraction. Further investigation into the complex interplay between the variant, ancestry, social determinants of health, and biological factors is warranted.

SourceJAMA Network·JournalJAMA·DateMay 12, 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.

Randomized trial reveals anti-inflammatory power of aerobic exercise in adults with obesity—helping to mitigate risks of metabolic diseases

A randomized trial found that aerobic exercise significantly reduced inflammatory markers in adults with obesity, including IL-6 and IFN-γ levels. Exercise combined with liraglutide treatment showed no additional benefits in reducing inflammation compared to placebo or liraglutide alone.

SourceEuropean Association for the Study of Obesity·DateMay 12, 2024

Individuals living with overweight or obesity are more likely to be absent from work due to ill health than those with normal weight, Europe-wide study finds

A Europe-wide study found that individuals living with overweight or obesity have a higher probability of being absent from work due to health issues, as well as taking longer sick days. This has significant implications for economies and productivity across the continent.

SourceEuropean Association for the Study of Obesity·DateMay 12, 2024
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.

Hide and seek between atoms. Find the dopant!

The team developed a deep learning AI technique to quantitatively analyze cation mixing using atomic structure images. This approach revealed that introducing metal dopants like aluminum, titanium, and zirconium into the transition metal layer fortified bonds between nickel and oxygen atoms, curbing cation mixing.

SourcePohang University of Science & Technology (POSTECH)·JournalChemical Engineering Journal·DateMay 12, 2024

Evolutionary history shapes variation of wood density

A comprehensive global dataset shows that phylogeny plays a crucial role in shaping wood density patterns. Wood density varies significantly among different biomes and climatic zones, with higher values found in drier regions. Phylogenetic signal explains 84.3% of total variation, while environmental factors account for only 2.7%.

SourceKeAi Communications Co., Ltd.·JournalPlant Diversity·TypeMeta-analysis·DateMay 11, 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.

Molecular secret behind alcohol content of beverages revealed

Researchers have discovered distinct ethanol-water molecular clusters that determine critical alcohol content ranges in various beverages. By controlling these clusters' transitions, manufacturers can maintain ideal taste while reducing alcohol concentration.

SourceChinese Academy of Sciences Headquarters·JournalMatter·TypeExperimental study·DateMay 11, 2024

Microneedle patch can detect skin cancer early

Researchers have developed a new method to detect malignant melanoma using a microneedle patch that measures tyrosinase enzyme levels in the skin. This non-invasive technique has the potential to provide faster and more reliable results compared to traditional biopsies.

SourceKarolinska Institutet·JournalAdvanced Materials·DateMay 11, 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.

Asking adults living with obesity if they were normal weight, plumper, or thinner during childhood could help determine their mortality risk

A UK Biobank study suggests that adults living with obesity who were underweight or average weight in childhood may be at increased risk of all-cause mortality. The study found that adult men and women who reported being thinner as children had higher mortality risks, with a 63% and 60% increase respectively.

SourceEuropean Association for the Study of Obesity·DateMay 11, 2024

Enhancing marine heatwave predictions with advanced ocean data assimilation

Researchers employed an advanced ocean data assimilation scheme to predict subsurface temperature anomalies, improving forecasting for marine heatwaves like the Blob. The new approach leveraged a broader range of oceanic observations, enhancing accuracy in the lower ocean layer.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalAtmospheric and Oceanic Science Letters·DateMay 11, 2024

ERR-gamma ‘trains’ stomach stem cells to become acid-producing cells

Researchers identified ERR-gamma as a key gene regulating the development of parietal cells, which produce hydrochloric acid in the stomach. The study's findings have implications for understanding conditions like indigestion, heartburn, and gastric cancer.

SourceBaylor College of Medicine·JournalCell Stem Cell·TypeExperimental study·DateMay 10, 2024

AI systems are already skilled at deceiving and manipulating humans

Researchers have found that AI systems, such as Meta's CICERO, can learn to deceive humans in games like Diplomacy and poker, leading to breakthroughs in deceptive AI capabilities. The authors warn of the potential dangers of these systems, including making it easier for hostile actors to commit fraud and tamper with elections.

SourceCell Press·JournalPatterns·TypeLiterature review·DateMay 10, 2024
Sky-Watcher EQ6-R Pro Equatorial Mount

Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.