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Science News Archive July 2024 - Page 36


Page 36 of 41

A garnet-rich lunar mantle?

Researchers found sound velocities compatible with seismic profiles at depths of 740-1260 km, supporting garnet presence. The results have significant implications for the Moon's composition and formation, as well as its interior temperature and dynamo.

SourceEhime University·JournalEarth and Planetary Science Letters·DateJul 3, 2024

PolyU study reveals the mechanism of bio-inspired control of liquid flow, enlightening breakthroughs in fluid dynamics and nature-inspired materials technologies

Scientists studied Crassula muscosa and found its unique leaves pack tiny fins that manipulate the meniscus to direct liquid transport. An artificial mimic, CMIAs, mimics this effect, enabling real-time directional control of fluid flow in various technologies.

SourceThe Hong Kong Polytechnic University·JournalScience·TypeExperimental study·DateJul 3, 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.

Flexible and durable bioelectrodes: the future of healthcare wearables

Researchers at Tokyo Institute of Technology developed a flexible and durable bioelectrode material composed of single-wall carbon nanotubes on a stretchable poly(styrene-b-butadiene-b-styrene) nanosheet. The material showed impressive flexibility, high water vapor permeability and resilience for extended use.

SourceTokyo Institute of Technology·JournalNPG Asia Materials·TypeExperimental study·DateJul 3, 2024

Artificial light is a deadly siren song for young fish

New research reveals that artificial light at night (ALAN) attracts larval fish to artificially lit environments, reducing their chances of survival. ALAN has been shown to lower fish growth rates, metabolic rates, and overall survival, with serious consequences for fish conservation.

SourceSociety for Experimental Biology·DateJul 3, 2024

NARO developed a novel method to analyze “forever chemicals” in the soil

The new method allows for simultaneous analysis of 30 different PFAS, including PFOA and PFOS, using a simplified process that reduces analysis time and cost. The manual provides a user-friendly guide with clear explanations and illustrations, making it accessible to analysts conducting PFAS analysis for the first time.

SourceNational Agriculture and Food Research Organization·TypeExperimental study·DateJul 3, 2024

3D covalent organic frameworks with zyg topology for photocatalytic synthesis of hydrogen peroxide

Researchers developed novel 3D covalent organic frameworks (COFs) with zyg topology, which facilitate light-induced charge separation and boost the photocatalytic synthesis of hydrogen peroxide. The synthesized COFs showed enhanced photocatalytic activity, with one example yielding a H2O2 synthesis rate of 3324 μmol g−1 h−1.

SourceScience China Press·JournalNational Science Review·DateJul 3, 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.

Wastewater is a viable medium for growing lettuce in hydroponic systems, study shows

Researchers found that combining aquaponic wastewaters with hydrothermal liquefaction aqueous phase (HTL-AP) solutions up to 8% can support plant growth without inhibiting germination. This alternative nutrient source has the potential to increase circularity in food production systems and reduce reliance on chemical fertilizers.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalAgriculture·TypeExperimental study·DateJul 3, 2024

Survivorship standards help address the distinct needs of adult cancer survivors

A new survey study of cancer care facilities accredited by the American College of Surgeons found that most institutions have survivorship services available to their patients. However, only a minority of patients receive access to specialized fertility and sexual health services, highlighting gaps in current care.

SourceAmerican College of Surgeons·JournalJAMA Network Open·TypeSurvey·DateJul 3, 2024

Researchers capture never-before-seen view of gene transcription

A team of scientists captured a clear picture of the structural changes and intermediates that form during the initial stages of RNA polymerase binding to DNA. The findings provide new insights into the fundamental mechanisms of transcription and shed light on long-standing questions about the initiation mechanism.

SourceRockefeller University·JournalNature Structural & Molecular Biology·DateJul 3, 2024

Scientists pinpoint strategies that could stop cats from scratching your furniture

Research reveals that environmental and behavioral factors such as the presence of children, play levels, and personality traits significantly impact cats' scratching behavior. Providing safe hiding places, elevated observation spots, and ample play opportunities can help alleviate stress and engage cats in constructive activities.

SourceFrontiers·JournalFrontiers in Veterinary Science·TypeSurvey·DateJul 3, 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.

Fighting COVID-19 with a cancer drug

Scientists identify PI3K gamma as a key player in recruiting damaging myeloid cells to infected tissues, and show that inhibiting this enzyme with eganelisib can prevent excessive inflammation. The study provides a new approach to preventing irreversible organ damage in infectious diseases like COVID-19.

SourceUniversity of California - San Diego·JournalScience Translational Medicine·DateJul 3, 2024

Scientists discover way to “grow” sub-nanometer sized transistors

Researchers develop a novel method for epitaxial growth of 1D metallic materials with widths less than 1 nm, enabling ultra-miniaturized transistor devices. The technology shows promise for next-generation semiconductors and basic materials science.

SourceInstitute for Basic Science·JournalNature Nanotechnology·TypeExperimental study·DateJul 3, 2024

Discovering new anti-aging secrets from the world’s longest-living vertebrate

Researchers have discovered that the Greenland shark's metabolism remains unaltered over time, suggesting a key role in its exceptional longevity of at least 270 years. The study also found that metabolic enzymes were more active at higher temperatures, challenging previous assumptions about the species' adaptation to cold environments.

SourceSociety for Experimental Biology·DateJul 3, 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.

Web-based cognitive behavioral treatment for bulimia nervosa

A web-based cognitive behavioral self-help intervention effectively decreases eating disorder symptoms in individuals with bulimia nervosa, reducing illness-related burden. The digital intervention has potential as a complement to established treatments for bulimia nervosa.

SourceJAMA Network·JournalJAMA Network Open·DateJul 3, 2024

Human crying stresses out dogs more than pigs

Researchers found that dogs matched their emotional state with the content of human vocalizations, while pigs exhibited stress behaviors to unusual humming sounds. This suggests that domestication may have facilitated emotional contagion in dogs.

SourceEötvös Loránd University·JournalAnimal Behaviour·DateJul 3, 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.

Unlocking the secrets of adaptive parental speech

A new study reveals that parents use less redundant language with older children, highlighting the impact of perceived language proficiency on communication. The researchers employed an innovative method by quantifying redundancy in infant-directed speech using entropy rate.

SourceThe Hebrew University of Jerusalem·JournalCognition·TypeData/statistical analysis·DateJul 3, 2024

Retreating glaciers: fungi enhance carbon storage in young Arctic soils

Researchers found that specific basidiomycete yeasts play a key role in stabilizing assimilated carbon, enriching organic carbon content. Glacial recession exposes new landscapes with limited contact with air, light, and nutrients, making them ideal for studying soil formation.

SourceLudwig-Maximilians-Universität München·JournalProceedings of the National Academy of Sciences·DateJul 3, 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.

Poor health, stress in 20s takes toll in 40s with lower cognition

Researchers discovered that young adults with higher levels of inflammation were more likely to experience reduced cognitive function in midlife. Higher inflammation was associated with lower performance on skills testing and differences in executive functioning.

SourceUniversity of California - San Francisco·JournalNeurology·DateJul 3, 2024

Smoking behavior is linked to personality traits

Researchers found that smokers are more extraverted but less conscientious and agreeable than non-smokers. Cigar smokers tend to exhibit lower neuroticism and higher openness compared to other types of smokers.

SourcePLOS·JournalPLOS ONE·TypeObservational study·DateJul 3, 2024

Cuts to processed meat intake bring a range of health benefits

Cutting processed meat intake by 30% reduces the risk of diabetes, cardiovascular disease, and colorectal cancer. The study found that this reduction would lead to over 350,000 fewer diabetes cases and tens of thousands fewer cardiovascular disease and colorectal cancer cases.

SourceUniversity of Edinburgh·JournalThe Lancet Planetary Health·TypeData/statistical analysis·DateJul 3, 2024

Researchers unveils a critical role of the lateral septum in drug addiction

Research reveals that neurons expressing estrogen receptor 1 (LS Esr1) in the lateral septum are crucial for reward-seeking and methamphetamine addiction. Targeting these neurons and HCN1 channels may be a promising strategy for treating drug addiction.

SourceShenzhen Institute of Advanced Technology, Chinese Academy of Sciences·JournalNeuron·TypeCommentary/editorial·DateJul 3, 2024
Apple iPhone 17 Pro

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

Treasures beneath the ocean floor? Seawater plays role in gold formation

Researchers found seawater mixed with ore fluids to form gold, revealing a new mechanism for gold vein formation. This discovery could lead to the identification of high-grade gold deposits in sub-seafloor settings, reducing environmental impact.

SourceMcGill University·JournalProceedings of the National Academy of Sciences·TypeObservational study·DateJul 3, 2024

Designing our meals with 3D printing

A team of researchers from Singapore University of Technology and Design has developed a new approach to 3D food printing using multi-channel nozzles. They successfully printed foods with seamless transitions between materials, opening up possibilities for personalized and sustainable meals. The technology can be used to create aesthet...

SourceSingapore University of Technology and Design·JournalFuture Foods·DateJul 3, 2024

Already 30 minutes of exercise increases the proportion of tumor-killing white blood cells in blood

A new Finnish study from University of Turku shows that already a 30-minute exercise can increase the proportion of tumor-killing white blood cells in the bloodstream of breast cancer patients. The amount of several different white blood cell types increased during exercise, with cytotoxic T cells and natural killer cells rising the most.

SourceUniversity of Turku·JournalFrontiers in Immunology·DateJul 3, 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.

Mobile phone data helps track pathogen spread and evolution of superbugs

Researchers analyzed genomic data and human travel patterns to understand the spread and evolution of Streptococcus pneumoniae. The study found that a pneumococcal vaccine reduced antibiotic resistance but allowed non-targeted strains to gain a competitive advantage, suggesting short-lived protection.

SourceWellcome Trust Sanger Institute·JournalNature·TypeObservational study·DateJul 3, 2024

Learning to act in the face of uncertainty

Researchers found that motor memories are influenced by cognitive processes, not just physical actions. The study used football penalty shootouts and robotic handle movements to demonstrate the brain's differentiation of actions based on decision uncertainty.

SourceNational Institute of Information and Communications Technology (NICT)·JournalNature Human Behaviour·TypeExperimental study·DateJul 3, 2024

Deep machine-learning speeds assessment of fruit fly heart aging and disease, a model for human disease

Researchers at UAB have developed a method to assess cardiac dynamics in fruit flies using deep learning and high-speed video microscopy. The study uses this approach to analyze the effects of aging and dilated cardiomyopathy on heart function, with potential applications for human cardiovascular research.

SourceUniversity of Alabama at Birmingham·JournalCommunications Biology·TypeExperimental study·DateJul 3, 2024

Research spotlight: Uncovering how a cellular miscommunication leads to cognitive impairment in female patients with Alzheimer’s disease

A study found that APOE4 impairs communication between immune cells, leading to cognitive decline in female Alzheimer's patients. The researchers identified a new subset of neutrophils interacting with microglia associated with cognitive impairment, which could be targeted for therapeutic intervention.

SourceBrigham and Women's Hospital·JournalNature Medicine·DateJul 3, 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.

Scientists unravel life-saving effect of dexamethasone in COVID-19

Researchers discovered that dexamethasone works in patients with severe COVID-19 by influencing impaired inflammatory response through specific immune cells. A predictive tool using single-cell analysis can identify early responders to treatment, offering hope for targeted therapy development.

SourceDZNE - German Center for Neurodegenerative Diseases·JournalCell·TypeObservational study·DateJul 3, 2024

Think you’re funny? ChatGPT might be funnier

A study published in PLOS ONE found that nearly 70% of participants rated ChatGPT-generated jokes as funnier than those created by people. The researchers also tested the AI against professional humor writers, with results showing that ChatGPT's headlines were just as funny as those from The Onion.

SourceUniversity of Southern California·JournalPLOS ONE·TypeSurvey·DateJul 3, 2024

Moon ‘swirls’ could be magnetized by unseen magmas

Researchers propose that lunar swirls are caused by subsurface magma, which creates a magnetic anomaly. The team's experiments show that ilmenite can react and form iron metal under the right conditions, producing a magnetizing effect.

SourceWashington University in St. Louis·JournalJournal of Geophysical Research Planets·DateJul 3, 2024

A breakthrough in inexpensive, clean, fast-charging batteries

The University of Chicago's laboratory has developed the world's first anode-free sodium solid-state battery with stable cycling for hundreds of cycles, promising to be more environmentally friendly and affordable than traditional lithium-ion batteries. This innovation could help accelerate the transition to a low-carbon economy by pro...

SourceUniversity of Chicago·JournalNature Energy·DateJul 3, 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.

Climate change drives tree species towards colder, wetter regions

Researchers have found that climate change is driving tree species towards colder and wetter regions across Europe and North America. The study analyzed data from over two million trees and found that no single trait of the tree species could explain these changes.

SourceUniversity of Birmingham·JournalProceedings of the National Academy of Sciences·TypeData/statistical analysis·DateJul 3, 2024

Scientists may have found how to diagnose elusive neuro disorder

Researchers have discovered a new diagnostic method for PSP by analyzing protein biomarkers in spinal fluid, which could lead to earlier diagnosis and targeted therapies. The high-throughput technology allows for the measurement of thousands of proteins in a tiny drop of fluid, providing a promising solution for identifying the condition.

SourceUniversity of California - San Francisco·JournalNeurology·DateJul 3, 2024

Cracking the code for cerebellar movement disorders

A recent study found that cerebellar neurons communicate with other brain regions in different ways, leading to various motor defects. The researchers discovered unique activity patterns responsible for different abnormal movements, providing a foundational framework for new treatment approaches.

SourceTexas Children's Hospital·JournaleLife·DateJul 3, 2024

New compound could supercharge naloxone in fight against opioid overdoses

Researchers discover a novel compound that can work alongside naloxone to reverse opioid overdoses, reducing withdrawal symptoms and enhancing naloxone's life-saving effects. The new compound, known as compound 368, binds next to naloxone on opioid receptors, holding it in place and slowing its natural degradation.

SourceStanford Medicine·JournalNature·TypeComputational simulation/modeling·DateJul 3, 2024

Environmental toxicant exposure and depressive symptoms

Researchers found a significant association between exposure to common environmental toxicants and depressive symptoms, highlighting the need for targeted mechanistic research. The study provides insight into reducing environmental exposures to mitigate depression risk.

SourceJAMA Network·JournalJAMA Network Open·DateJul 3, 2024
Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

Experimental drug supercharges medicine that reverses opioid overdose

Researchers have identified a potential compound that enhances naloxone's effectiveness in reversing opioid overdoses by making it more potent and longer-lasting. The compound, dubbed compound 368, was found to improve naloxone's ability to counteract opioid overdoses in mice and enable reversal at lower doses.

SourceWashU Medicine·JournalNature·TypeExperimental study·DateJul 3, 2024

Nordic researchers develop predictive model for cross-border COVID spread

A team of Nordic researchers developed a predictive model to analyze the spread of infections across borders from spring 2020 to end of that year. The study revealed that cross-border closures were unlikely to have significant impact in specific scenarios, and restrictions may be more effective when targeting travelers.

SourceAalto University·JournalPLOS Computational Biology·DateJul 3, 2024

Rice research aims to reprogram the genetic code

Han Xiao aims to develop cells that can biosynthesize and utilize non-canonical amino acids as in vivo sensors for enzymes involved in posttranslational modifications. This research could lead to new strategies in treating diseases by providing real-time insights into enzyme activities.

SourceRice University·DateJul 3, 2024

Bowel cancer turns genetic switches on and off to outwit the immune system

Researchers found that bowel cancer cells can regulate their growth using genetic on-off switches, allowing them to maximize survival chances. The study also showed that DNA repair genes can be repeatedly created and repaired, acting as 'genetic switches' to control tumour growth or put the brakes back on.

SourceUniversity College London·JournalNature Genetics·TypeExperimental study·DateJul 3, 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.

Efficient hydrogenolysis of 5-hydroxymethylfurfural over Ni-C3N4 catalysts

Scientists have developed an efficient method for hydrogenolysis of 5-hydroxymethylfurfural (HMF) to 2,5-dimethylfuran (DMF) using a Ni-C3N4 catalyst with ultra-low Ni loading. The catalyst achieves high DMF yield and productivity, outperforming other metal-based catalysts.

SourceDalian Institute of Chemical Physics, Chinese Academy Sciences·JournalChinese Journal of Catalysis·DateJul 3, 2024

Compact cities have lower carbon emissions, but poorer air quality, less green space and higher mortality rates

A study by ISGlobal analyzed 919 European cities, identifying four urban configurations: compact-high density, open lowrise-medium density, open lowrise-low density, and green-low density. Compact high-density cities have lower carbon footprints but higher mortality rates due to poorer air quality and less green space.

SourceBarcelona Institute for Global Health (ISGlobal)·JournalThe Lancet Planetary Health·TypeData/statistical analysis·DateJul 3, 2024

A genetic algorithm for phononic crystals

Researchers at The University of Tokyo developed a genetic algorithm to design phononic crystals with specific vibration characteristics. The new approach uses simulations to iteratively assess proposed solutions, allowing for the creation of devices with precise control of acoustic wave propagation properties.

SourceInstitute of Industrial Science, The University of Tokyo·JournalACS Nano·DateJul 3, 2024

Researchers map the effects of all potential changes in key cancer gene

Researchers at the Francis Crick Institute have mapped all possible outcomes of changes to the tumour-suppressing VHL gene, enabling clinicians to predict cancer-causing variants with 100% accuracy. The study also found that faulty VHL mutations can increase the risk of kidney cancer and may benefit from belutifan treatment.

SourceThe Francis Crick Institute·JournalNature Genetics·TypeExperimental study·DateJul 3, 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.

Meet the team 3D modelling France’s natural history collections

The e-COL+ project aims to capture and reconstruct France's natural history collections in 3D, covering nearly 6% of the world's total natural specimens. The project will provide modern equipment, create a comprehensive dataset of 3D models, and build AI tools to improve model reconstruction.

SourceSociety for Experimental Biology·DateJul 3, 2024

From stars to oceans: the impact of penetrative turbulence on climate science

Penetrative turbulence plays a crucial role in climate and weather prediction, influencing oceanic life and ecosystem health. The recent review article examines scaling laws and transport mechanisms of penetrative convection, offering insights into its implications for climate modeling.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalAdvances in Atmospheric Sciences·DateJul 3, 2024