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Science News Archive December 2024 - Page 10


Page 10 of 39

Virtual escapes, real benefits: Open-world games boost mental well-being

A study published in Journal of Medical Internet Research found that open-world video games provide cognitive escapism, reducing stress levels and improving mental health. Popular titles like The Legend of Zelda: Breath of the Wild offer a sense of freedom and autonomy.

SourceJMIR Publications·JournalJournal of Medical Internet Research·TypeSurvey·DateDec 18, 2024

Brain regions that relieve effects of chronic stress in mice differ based on sex

Studies activated neurons in different brain regions to make male and female mice resilient to stress, revealing distinct sex-specific mechanisms. Gene expression changes were also observed in brain regions of stressed resilient vs non-resilient mice, suggesting potential for lasting protective changes.

SourcePenn State·JournalMolecular Psychiatry·TypeExperimental study·DateDec 18, 2024
Apple iPhone 17 Pro

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

An immersive VR exercise session engaged participants in more intense and reportedly enjoyable exercise, with more positive emotions, compared to a workout presented on-screen

A recent study published in PLOS ONE found that immersive VR exercise sessions resulted in more intense and enjoyable workouts compared to traditional screen-based exercises. The research suggests that virtual reality could be an efficient way to improve physical activity and overall well-being.

SourcePLOS·JournalPLOS ONE·DateDec 18, 2024

Researchers unlock craniopharyngioma growth mechanism and identify potential new therapy

Craniopharyngiomas, a type of brain tumor, can hijack hypothalamic neurons to enhance growth. Researchers identified a promising treatment option: amlodipine besylate, a calcium channel blocker commonly used for hypertension. The medication disrupts chemical synaptic transmission between neurons and tumor cells.

SourceChinese Academy of Sciences Headquarters·JournalScience Translational Medicine·DateDec 18, 2024

Dyslexia genetics linked to brain structure

A large-scale study found that genetic variants associated with dyslexia were linked to differences in brain areas involved in motor coordination, vision, and language. The research also discovered associations between dyslexia-related genes and white matter density in the internal capsule, which is linked to various cognitive traits.

SourceMax Planck Institute for Psycholinguistics·JournalScience Advances·TypeExperimental study·DateDec 18, 2024

Elevated levels of ‘forever chemicals’ found in several smartwatch wrist bands

A study by the American Chemical Society has found elevated levels of 'forever chemicals' in several smartwatch wristbands, with one compound, PFHxA, appearing in nine out of 22 tested wristbands. The concentrations of PFHxA were found to be nearly 800 ppb on average, exceeding previous findings in cosmetics.

SourceAmerican Chemical Society·JournalEnvironmental Science & Technology Letters·DateDec 18, 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.

How do MS drugs affect pregnancy?

Pregnant women with MS receiving disease-modifying therapies show increased risk of low birth weight and serious infections. Exposure to S1P modulators, natalizumab, and anti-CD20 antibodies is particularly concerning.

SourceRuhr-University Bochum·JournalThe Lancet·TypeObservational study·DateDec 18, 2024

Charting a path toward overcoming glioblastoma resistance to chemotherapy

Researchers uncover Achilles' heel of TMZ chemotherapy resistance, revealing critical insights into mechanisms behind glioblastoma's inactivation of DNA repair pathways. The study sheds light on potential mechanisms of aging and offers new avenues for developing more effective therapies against this devastating cancer.

SourceInstitute for Basic Science·JournalNucleic Acids Research·TypeExperimental study·DateDec 18, 2024

Does having more chronic conditions increase older adults’ risk of declining kidney function?

A new study published in the Journal of the American Geriatrics Society found that older adults with multiple chronic conditions are at a higher risk of declining kidney function. The study followed 3,094 older individuals for 15 years and found an independent dose-response relationship between the number of chronic conditions and kidn...

SourceWiley·JournalJournal of the American Geriatrics Society·DateDec 18, 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.

Journal of Dental Research publishes study exploring the impact of early childhood exposure to fluoride on cognitive neurodevelopment

A recent study published in Journal of Dental Research examined the relationship between early childhood fluoride exposure and cognitive development. The research found that there were no significant effects of fluoride exposure on cognitive neurodevelopment, with the hypothesis of non-inferiority tests also supporting this conclusion.

SourceInternational Association for Dental, Oral, and Craniofacial Research·JournalJournal of Dental Research·DateDec 18, 2024

Diarrheal diseases remain a leading killer for children under 5, adults 70+

A new study reports a 60% decline in global diarrheal disease mortality, but highlights regional disparities and areas for improvement, particularly in sub-Saharan Africa and South Asia. The largest decrease was among children under 5 years old, with a 79% drop in deaths, while adults 70+ still face high mortality rates.

SourceInstitute for Health Metrics and Evaluation·JournalThe Lancet Infectious Diseases·DateDec 18, 2024

Trajectory of cardiovascular health across childhood and adolescence

A cohort of 1,500 children found cardiovascular health scores began to decline at approximately age 10, associated with health behaviors. This study identifies modifiable health behaviors for prevention efforts to optimize CVH in early life and may contribute to disparities in adulthood.

SourceJAMA Network·JournalJAMA Cardiology·DateDec 18, 2024

2024 update of the RECOVER-adult long COVID research index

The RECOVER-adult long COVID research index has been expanded with new data and symptoms, enhancing its ability to classify symptomatic long COVID and its subtypes. This update highlights the need for continued refinement of the index as our understanding of long COVID evolves.

SourceJAMA Network·JournalJAMA·DateDec 18, 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.

Characteristics of axisymmetric inward turning detonation wave: A new possibilities for detonation in the internal channel

A team of scientists has introduced a novel basic detonation flow field, the Axisymmetric Inward Turning Curved Detonation Wave (AIT-CDW), which boosts compression capabilities and accelerates gas ignition. The study highlights the importance of geometric parameters in maintaining stable combustion processes.

SourceTsinghua University Press·JournalChinese Journal of Aeronautics·DateDec 18, 2024

Sexism is a risk factor for memory decline among women

A new study by Columbia University researchers has found a strong link between structural sexism and faster memory decline in women. Born in the most sexist US states, these women experience faster memory decline compared to those born in less sexist states, with an age equivalent to nine years of cognitive aging.

SourceColumbia University Irving Medical Center·JournalAlzheimer’s & Dementia·DateDec 18, 2024

A ‘remelting’ of lunar surface adds a wrinkle to mystery of Moon’s true age

Scientists suggest the Moon underwent a 'remelting' event due to tidal forces, resetting its geological clock and masking its true age with volcanic activity. This hypothesis could account for discrepancies in lunar-rock ages and impact basins, placing the Moon's formation between 4.43 and 4.53 billion years ago.

SourceUniversity of California - Santa Cruz·JournalNature·TypeComputational simulation/modeling·DateDec 18, 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.

Miniaturized all-fiber photoacoustic spectrometer for intravascular gas detection

Researchers developed a miniaturized all-fiber photoacoustic spectrometer for intravascular gas detection, achieving detection limits of 9 ppb and response times as quick as 18 milliseconds. The system detects trace gases at the ppb level and analyzes nanoliter-sized samples with millisecond response times.

SourceSPIE--International Society for Optics and Photonics·JournalAdvanced Photonics·DateDec 18, 2024

Miracle, or marginal gain?

A study by MIT economists suggests that industrial policy has a relatively limited impact on GDP growth, with average long-run gains of 1.08% in favorable circumstances. The research indicates that local consumer demand can curb the impact of industrial policy, putting a ceiling on directed growth.

SourceMassachusetts Institute of Technology·JournalJournal of Political Economy·DateDec 18, 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.

Promising therapeutic approach for metabolic liver diseases

A study by MedUni Vienna identified a promising therapeutic approach for metabolic liver diseases by targeting fat metabolism inhibition, promoting liver health and reducing liver fat, inflammation and fibrotic remodeling. The approach involves blocking ATGL, an enzyme playing a central role in lipid metabolism.

SourceMedical University of Vienna·JournalJournal of Hepatology·DateDec 18, 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.

Innovation in land use and land cover classification for landslide analysis

A new method combining Random Forest and Compound Maximum a Posteriori algorithms reduces invalid transitions and improves LULC classification, correcting 99.92 km2 of errors. The study outperforms traditional methods, especially in detecting changes in mountainous regions.

SourceEscuela Superior Politecnica del Litoral·JournalRemote Sensing Applications Society and Environment·TypeComputational simulation/modeling·DateDec 18, 2024

Lost score revives sound of music and voices from centuries past

Researchers uncovered a rare musical score in an ancient manuscript, shedding light on Scotland's musical traditions during the Reformation. The discovery provides clues to what music sounded like five centuries ago and is the only surviving piece from the northeast of Scotland.

SourceUniversity of Edinburgh·JournalMusic and Letters·DateDec 18, 2024

Photopharmacology: Using light to control cold sensors

Researchers have developed a molecule called azo-menthol that precisely controls TRPM8 channels using light, enabling spatiotemporally precise and reversible activation and deactivation. This breakthrough has great therapeutic potential for diseases such as cancer, metabolic disorders, and inflammations.

SourceLudwig-Maximilians-Universität München·JournalAngewandte Chemie·DateDec 18, 2024

New discovery by Case Western Reserve University School of Medicine researchers provides hope in fighting drug-resistant malaria

Researchers at Case Western Reserve University have discovered a potential target for treating drug-resistant malaria, PfNCR1, a cholesterol-managing protein. A compound known as MMV009108 can physically block the transporter, preventing it from doing its job and potentially killing the parasite.

SourceCase Western Reserve University·JournalScience Advances·TypeExperimental study·DateDec 18, 2024

Common cough syrup ingredient shows promise in treating serious lung disease

Researchers have discovered that dextromethorphan, an FDA-approved ingredient found in many cough syrups, has potential to treat fibrotic lung disease. The study, published in Science Translational Medicine, showed how dextromethorphan can impede collagen formation, reducing lung scarring and stiffness.

SourceEuropean Molecular Biology Laboratory·JournalScience Translational Medicine·DateDec 18, 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.

Bias in AI amplifies our own biases

A new study by UCL researchers found that AI systems amplify human biases, leading to a snowball effect where small initial biases increase the risk of human error. The researchers demonstrated real-world consequences, including overestimating white men's likelihood of holding high-status jobs and underestimating women's performance.

SourceUniversity College London·JournalNature Human Behaviour·TypeExperimental study·DateDec 18, 2024

Researchers develop new test for early osteoarthritis diagnosis

Researchers have developed a new diagnostic test that uses two markers found in the synovial fluid of patients' joints to differentiate osteoarthritis from inflammatory arthritis. The algorithm, based on the ratio of cartilage oligomeric matrix protein and interleukin-8, has been validated with high accuracy.

SourceWiley·JournalJournal of Orthopaedic Research®·DateDec 18, 2024

University of Iowa study identifies salt appetite neurons in mice and humans

A new study by University of Iowa researchers has identified the first and only neurons necessary for salt appetite in mice and humans. These HSD2 neurons are triggered by aldosterone, a hormone that controls sodium levels, and play a crucial role in maintaining fluid balance in the body.

SourceUniversity of Iowa Health Care·JournalJCI Insight·TypeExperimental study·DateDec 17, 2024

New insights into blood vessel formation

Research team at the University of Basel uncovers new mechanisms in blood vessel formation, highlighting the critical role of dynamic forces and protein regulation. The study reveals that contraction forces enable continuous vascular lumen formation, while Rasip1 plays a key role in initial steps of lumen formation.

SourceUniversity of Basel·JournalNature Communications·DateDec 17, 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.

Risks of tisagenlecleucel therapy for relapsed or refractory b-cell lymphomas

Researchers found 11 cases of laryngeal edemas in patients after tisagenlecleucel infusion, with higher doses and CAR-positive cells linked to increased risk. Steroid administration showed promise in early management without affecting therapy effectiveness.

SourceJuntendo University Research Promotion Center·JournalHaematologica·TypeCommentary/editorial·DateDec 17, 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.

The high cost of carbon

A new study by University of California, Davis, found that the current estimate of the social cost of carbon is too low, increasing to over $280 per ton of CO2 emitted. This higher estimate reflects the impact of climate change on human welfare, including economic growth and unique natural systems.

SourceUniversity of California - Davis·JournalProceedings of the National Academy of Sciences·DateDec 17, 2024

Do teachers view parents as partners in the education of their child? Not so much…

A new study from Ben-Gurion University found that teachers often label parents as the problem, rather than viewing them as partners in their child's education. Researchers recommend increased professional training to help teachers diagnose and address various parenting styles, increasing professionalism and school legitimacy.

SourceBen-Gurion University of the Negev·JournalTeachers and Teaching·DateDec 17, 2024

Prosthetic material could help reduce infections from intravenous catheters

Researchers created skin-like replicas using Ecoflex, a type of silicone rubber, to evaluate risks of bacterial infections from intravenous catheters. The study found that the replicas could replicate human skin roughness and elasticity, showing promise for implementing infection control measures.

SourceTexas A&M University·JournalScientific Reports·TypeExperimental study·DateDec 17, 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.

Giant virus encodes key piece of protein-making machinery of cellular life

Researchers discovered a giant virus, FloV-SA2, that encodes a ribosomal protein called eL40. This protein is crucial for translating genetic information into proteins, the building blocks of life. The study reveals new insights into how viruses interact with host cells and manipulate cellular metabolism.

SourceUniversity of Hawaii at Manoa·Journalnpj Viruses·TypeData/statistical analysis·DateDec 17, 2024

Flavonoids in polyphenols: Activating gut hormones to improve health

Researchers found that flavonoids in everyday foods like green tea and dark chocolate regulate glucose levels through gut receptors, paving the way for better health management. The study highlights the potential of polyphenol-rich diets to improve public health and offers a foundation for developing new therapies.

SourceShibaura Institute of Technology·JournalCurrent Research in Food Science·TypeComputational simulation/modeling·DateDec 17, 2024

Paranoia may be, in part, a visual problem

A Yale study found that individuals with greater paranoid and teleological thinking performed worse in a visual perception task, claiming one dot was chasing another when it wasn't. The findings suggest a potential link between social perception errors and psychosis, potentially leading to new diagnostic tools.

SourceYale University·JournalCommunications Psychology·DateDec 17, 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.

Being digitally hyperconnected causes ‘techno-strain’ for employees

A new study found that digital hyperconnection leads to techno-strain, causing cognitive and affective effort associated with constant connectivity and high work pace. Employees experience stress, overload, anxiety, and fear of missing out due to the proliferation of messages, applications, and meetings in the digital workplace.

SourceUniversity of Nottingham·JournalFrontiers in Organizational Psychology·TypeExperimental study·DateDec 17, 2024

How to print a car: High-performance multi-material 3D printing techniques

Researchers at Tohoku University successfully prototyped the world's first full-scale automotive multi-material component, a suspension tower made of steel and aluminum with tailored geometry. The breakthrough in Laser Powder Bed Fusion (L-PBF) technique allows for strong bonding interfaces without brittle intermetallic compounds.

SourceTohoku University·JournalAdditive Manufacturing·DateDec 17, 2024

Heart rate activity influences when infants speak

Researchers found that babies' first vocalizations and attempts at forming words coincide with fluctuations in their heart rate. This discovery may indicate that successful speech development depends on predictable ranges of autonomic activity during infancy.

SourceUniversity of Houston·JournalProceedings of the National Academy of Sciences·DateDec 17, 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.

Salmon genes unlock secrets of puberty and evolution

Researchers discovered a single gene, vgll3, regulating thousands of genes in salmon sexual maturation, influencing traits like reproductive cell development and growth patterns. This study sheds light on how genetic variation can impact complex traits like puberty onset and has significant implications for managing wild populations.

SourceUniversity of Helsinki·JournalProceedings of the National Academy of Sciences·DateDec 17, 2024