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Science News Archive September 2023 - Page 26


Page 26 of 37

U.S. drug overdose deaths more than quadrupled from 1999 to 2020

The US experienced its highest death rates in over a century, fueled by drug overdose mortality. From 1999 to 2020, drug overdose deaths more than quadrupled, with white and Native Americans experiencing the greatest increase.

SourceFlorida Atlantic University·JournalThe American Journal of Medicine·TypeMeta-analysis·DateSep 12, 2023

Researchers discover genes behind antibiotic resistance in deadly superbug infections

Australian researchers analyzed over 1,300 Golden staph strains, linking specific genes to antibiotic resistance and the bacteria's ability to linger in the bloodstream. The study highlights the diagnostic power of integrating clinical and genomic data to develop targeted solutions for deadly superbug infections.

SourceThe Peter Doherty Institute for Infection and Immunity·JournalCell Reports·TypeData/statistical analysis·DateSep 12, 2023

New imaging technique measures elasticity of multiple eye components simultaneously

A new imaging technique, multifocal acoustic radiation force-based reverberant optical coherence elastography (RevOCE), has been developed to measure the elasticity of multiple eye components simultaneously. This approach offers high resolution measurements of the stiffness of eye structures and could revolutionize how we study ocular ...

SourceSPIE--International Society for Optics and Photonics·JournalJournal of Biomedical Optics·DateSep 12, 2023
Apple iPhone 17 Pro

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

New photonic neural networks promise ultrafast computing for complex tasks

Researchers developed a high-performance photonic spiking neural network that surpasses traditional digital systems with its ultrafast performance and low power consumption. The new network achieved excellent classification accuracies of over 94%, outperforming benchmark results with small training sets.

SourceIntelligent Computing·JournalIntelligent Computing·DateSep 12, 2023

Your body’s own cannabinoid molecules calm you during stress

A Northwestern University study found that endogenous cannabinoid molecules released by the brain during stress can calm it down. These molecules activate the same receptors as THC and may provide a natural coping response to stress.

SourceNorthwestern University·JournalCell Reports·TypeExperimental study·DateSep 12, 2023
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.

Largest historic fire death toll belongs to aftermath of 1923 Japan Earthquake

The 1923 Kantō earthquake sparked devastating fires that killed 90% of Tokyo's population, making it one of the deadliest natural disasters in history. The study highlights the importance of fire prevention and response as part of earthquake mitigation plans for regions with strong seismic shaking and wood-framed buildings.

SourceSeismological Society of America·JournalBulletin of the Seismological Society of America·TypeObservational study·DateSep 12, 2023

Researchers develop new method for mapping the auditory pathway

A new technique for mapping the human auditory pathway has been developed, providing valuable insights into treating profound hearing loss. The study found lower nerve fibre density in children with profound SNHL, and highlighted the importance of early interventions to improve long-term outcomes.

SourceeLife·JournaleLife·DateSep 12, 2023

Calculating disease risk in individuals with previous disease

A new study found that having a previous disease increases an individual's risk of developing another disease, regardless of age and established risk factors. The study analyzed data from the UK Biobank cohort and found roughly double the expected rate of new diseases in certain groups, such as high-BMI men who smoke.

SourcePNAS Nexus·JournalPNAS Nexus·DateSep 12, 2023

New research provides hope for Parkinson’s disease symptom control

Researchers developed an algorithm that uses wearable health tracker data to identify promising treatment strategies for Parkinson's disease, which could improve patients' outcomes. The model suggests a novel medication approach that benefits almost all patients and offers the potential to revolutionize care.

SourceInstitute for Operations Research and the Management Sciences·JournalManagement Science·TypeObservational study·DateSep 12, 2023
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.

Nicotine e-cigarettes, prescription drugs and dual nicotine replacement therapy identified as most effective stop-smoking aids

A comprehensive global analysis found that these stop-smoking aids are nearly twice as effective as single forms of NRT. Dual forms of NRT, such as combining a patch with gum or a lozenge, were found to be nearly as effective as nicotine e-cigarettes and prescription medications.

SourceUniversity of Massachusetts Amherst·JournalCochrane Database of Systematic Reviews·TypeData/statistical analysis·DateSep 12, 2023

'Sociability' of locusts: Social interactions promote aggregation

A study found that the pheromone 4-vinylanisole reduces locusts' transition time from solitary to gregarious behavior, increasing social interactions. This discovery provides insights into locust behavioral plasticity and aggregation mechanisms.

SourceChinese Academy of Sciences Headquarters·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateSep 12, 2023

Negative actions cascade to third parties

A new study found that negative behavior can spill over to unrelated third parties, regardless of the initial intent. When individuals face resource loss due to negative action, they are inclined to seek compensation from both immediate offenders and unrelated third parties.

SourceUniversity of Tsukuba·JournalPLOS ONE·DateSep 12, 2023
Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

Plant-based food alternatives could support a shift to global sustainability

Replacing meat and milk with plant-based alternatives can significantly reduce agriculture's impact on the environment. By 2050, this shift could halve future declines in ecosystem integrity and contribute up to 25% of global land restoration needs. The study suggests that a 50% substitution scenario would substantially reduce environm...

SourceInternational Institute for Applied Systems Analysis·JournalNature Communications·DateSep 12, 2023

Novel insights: How muscles change during endurance training

Endurance training triggers profound muscle remodeling, with trained muscles responding differently to physical stress by activating protective genes and epigenetic modifications. This adaptation enables trained muscles to be more efficient and resilient, ultimately leading to increased muscle endurance.

SourceUniversity of Basel·JournalNature Metabolism·DateSep 12, 2023

Movement sensors can detect disease in wild boar

Accelerometer sensors can detect sickness behavior in wild boar, allowing for early detection of African Swine Fever. The study found that infected boars were 10-20% less active daily than healthy ones, making this technology a potential tool for disease control and prevention.

SourceMax-Planck-Gesellschaft·JournalProceedings of the Royal Society B Biological Sciences·TypeObservational study·DateSep 12, 2023
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.

Older adults with digestive diseases experience higher rates of loneliness, depression

A study published in Clinical Gastroenterology and Hepatology found that older adults with digestive diseases are more likely to report loneliness, moderate to severe depression, and poor-or-fair health. The research emphasizes the importance of considering psychosocial factors in gastrointestinal health care.

SourceMichigan Medicine - University of Michigan·JournalClinical Gastroenterology and Hepatology·TypeSurvey·DateSep 12, 2023

Large variation in how many relatives Swedes have

A new study by Stockholm University reveals the number of relatives Swedes have varies greatly, with most living relatives found between ages 30 and 40. The study used Sweden's unique population registers to create kinship networks, showing that younger people have more relatives in their ascending line.

SourceStockholm University·JournalDemography·TypeData/statistical analysis·DateSep 12, 2023

Researchers uncover aberrant natural killer cell subtype

A team of researchers has discovered a subtype of natural killer cells, known as TaNK cells, which exhibit dysfunctional anti-tumor functions within the tumor microenvironment. These cells have been found to be associated with adverse prognoses and resistance to immunotherapy in various cancer types.

SourceUniversity of Science and Technology of China·JournalCell·DateSep 12, 2023

USTC designs ammonia-resistant nickel-based fuel cell catalyst

Researchers at USTC developed a new anode catalyst with high activity and high resistance to ammonia poisoning for AEMFC. The Cr-doped MoNi4 catalyst showed significant improvement over traditional Pt/C catalysts, maintaining peak power density under 10 ppm NH3.

SourceUniversity of Science and Technology of China·JournalJournal of the American Chemical Society·DateSep 12, 2023
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.

COVID-19 can trigger auto-immune disorders-related antibodies, causing thrombosis and other complications

A study published in NPJ Aging reveals that COVID-19 exacerbates production of auto-antibodies associated with blood clotting disorders and aging. Researchers found that severe COVID-19 cases display a significant age-related increase in auto-antibodies, which can lead to tissue injury and organ damage.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·Journalnpj Aging·DateSep 12, 2023

Light pollution threatens coastal marine systems

A new study synthesizes marine light pollution science, revealing the impact of artificial light on coastal ecosystems and species such as sea turtles. The research highlights the need for urgent action to mitigate the effects of artificial light at night on marine life.

SourceCornell University·JournalAquatic Conservation Marine and Freshwater Ecosystems·TypeLiterature review·DateSep 12, 2023

Study: People who used e-cigarettes before pregnancy were more likely to stop smoking later in pregnancy than those using nicotine replacement therapy

A US study found that pregnant individuals who used e-cigarettes before pregnancy were more likely to stop smoking later than those using nicotine replacement therapy. The research compared abstinence rates among 1,329 pregnant people and suggested e-cigarettes could be a potential smoking cessation aid during pregnancy.

SourceUniversity at Buffalo·JournalJAMA Network Open·TypeObservational study·DateSep 12, 2023

A linear path to efficient quantum technologies

Researchers have demonstrated a way to perform Bell-state measurements with an efficiency exceeding the commonly assumed upper theoretical limit. This breakthrough opens up new perspectives for photonic quantum technologies and could lead to more efficient quantum computing, communication, and sensor devices.

SourceUniversitaet Stuttgart·JournalScience Advances·TypeExperimental study·DateSep 12, 2023
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.

Targeted ultrasound can change brain functions for up to an hour after intervention

A new study suggests that transcranial ultrasound stimulation can be used to change specific types of activity within the brain, paving the way for targeted treatments of mental health conditions. The research found that TUS induced significant changes in GABA concentration and altered communication between brain regions.

SourceUniversity of Plymouth·JournalNature Communications·TypeExperimental study·DateSep 12, 2023

What to expect when you adopt a shelter pet

A new study found that dogs adopted from shelters can exhibit a range of behavioral changes, including aggression and separation-related problems. However, despite these challenges, owners tend to be highly satisfied with their pets, with 93.7% rating their dog's behavior as excellent or good.

SourceOhio State University·JournalPLOS ONE·TypeSurvey·DateSep 12, 2023
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.

To cut global emissions, replace meat and milk with plant-based alternatives

A new study suggests that substituting 50% of meat and dairy products with plant-based alternatives by 2050 can reduce greenhouse gas emissions from agriculture by 31%, save forests, and improve nutrition for millions of people. The study also found that restoring land spared from livestock production could contribute up to 25% of glob...

SourceUniversity of Vermont·JournalNature Communications·TypeComputational simulation/modeling·DateSep 12, 2023

Making mammography inclusive for patients with disabilities

Researchers advocate for accessible breast cancer screening services for individuals with disabilities, highlighting physical barriers such as equipment accessibility and fragrance-free policies. They stress the need for social and procedural barriers removal through comprehensive training and resources.

SourceElsevier·JournalJournal of Medical Imaging and Radiation Sciences·TypeCommentary/editorial·DateSep 12, 2023

Climate change is reducing global river water quality

A review of almost 1000 studies found climate change negatively impacts water quality globally, increasing salinity and pollutant concentrations. The research highlights the need for improved understanding and management strategies to mitigate these effects.

SourceUniversity of Adelaide·JournalNature Reviews Earth & Environment·DateSep 12, 2023
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.

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.

The earliest deep-sea vertebrates revealed by unusual trace fossils

The discovery of rare fossils in 130-million-year-old rocks reveals the earliest evidence of deep-sea fishes, dating back to the Early Cretaceous period. The findings shed light on an obscure chapter in the history of life on Earth, forcing scientists to reconsider factors that triggered vertebrate colonization of the deep sea.

SourceFaculty of Sciences of the University of Lisbon·JournalProceedings of the National Academy of Sciences·DateSep 12, 2023

Fewer but more intense tropical storms predicted over the Ganges and Mekong

Climate experts predict a decline in tropical storm frequency by 50% by 2050 across the Ganges and Mekong basins, but an increase in intensity, with high-resolution models showing significant increases for intense storms. This shift could impact disaster risk mitigation and climate adaptation strategies.

SourceNewcastle University·JournalGeophysical Research Letters·TypeComputational simulation/modeling·DateSep 12, 2023

Humans can feel empathic embarrassment towards robots

Researchers discovered that humans experience empathic embarrassment when witnessing robots in embarrassing situations. The study also found cognitive empathy was stronger for human actors compared to robot avatars.

SourceToyohashi University of Technology (TUT)·JournalScientific Reports·TypeExperimental study·DateSep 12, 2023
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.

Sustainable lithium for many decades

A recent study by KIT researchers found that geothermal power plants in the Upper Rhine Valley and Northern German Basin could cover between 2 and 12 percent of Germany’s annual lithium demand. The model developed for the study describes lithium extraction in the Upper Rhine Valley, with parameters transferable to other joint systems.

SourceKarlsruher Institut für Technologie (KIT)·JournalEnergies·TypeComputational simulation/modeling·DateSep 12, 2023

Scientists studied optimal multi-impulse linear rendezvous via reinforcement learning

Researchers propose a reinforcement learning-based approach to optimize multi-impulse linear rendezvous trajectories, achieving faster computation times and improved fuel efficiency compared to traditional numerical optimization methods. The algorithm uses an actor-critic architecture and advantage-weighted learning to accelerate train...

SourceBeijing Institute of Technology Press Co., Ltd·JournalSpace: Science & Technology·DateSep 12, 2023

Infants less than one year old most impacted by famine of the Dutch Hunger Winter with highest mortality rate

A new study found that infants less than one year old experienced the highest absolute and relative mortality during the Dutch Hunger Winter Famine. Diseases of the digestive system showed a tenfold mortality increase, with most deaths from enteritis, diarrhea, and intestinal ulcers.

SourceColumbia University's Mailman School of Public Health·JournalPopulation Studies·DateSep 12, 2023

Conformity hinders group performance in variable environment

A new study by Hebrew University researchers reveals that conformity impairs group performance in temporally variable settings. In contrast, lower conformity facilitates more efficient adaptability in groups, shedding light on the nuanced relationship between conformity and group outcomes.

SourceThe Hebrew University of Jerusalem·JournalHuman Nature·TypeExperimental study·DateSep 12, 2023
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.

The sweet physics of saltwater taffy

Researchers investigated the rheology of saltwater taffy, finding that oil droplets and air bubbles govern its properties. The study revealed that emulsifiers like lecithin can create a chewier product by promoting smaller droplet formation and preventing recombination.

SourceAmerican Institute of Physics·JournalPhysics of Fluids·DateSep 12, 2023

A self-powered sensor made from plants at the University Campus

Researchers at the University of Groningen have developed a lightweight triboelectric nanogenerator based on hollow stellate cellulose films derived from Juncus effusus L. Aerenchyma, enabling motion sensing and converting movement into electrical signals.

SourceUniversity of Groningen·JournalAdvanced Functional Materials·TypeExperimental study·DateSep 12, 2023
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.

Copper-doped tungstic acid nanocrystals transform infrared light conversion

Researchers at Hokkaido University have developed copper-doped tungstic acid nanocrystals that can harness all-solar energy, including infrared light. The nanocrystals exhibit enhanced photothermal and photo-assisted water evaporation characteristics, making them suitable for various applications.

SourceHokkaido University·JournalAdvanced Materials·TypeExperimental study·DateSep 12, 2023

New MRI technology: a non-invasive look at iron balance

Researchers unveil a groundbreaking MRI technology that non-invasively assesses brain iron homeostasis, shedding light on its role in normal brain function, aging, and disease. The technology offers sensitivity to changes in iron mobilization capacity and can differentiate between tumor tissue and healthy tissue.

SourceThe Hebrew University of Jerusalem·JournalNature Communications·TypeData/statistical analysis·DateSep 12, 2023

More people develop sepsis than we thought — but more survive

A study of 300,000 sepsis admissions found that the condition is more prevalent than previously thought, but many patients survive. The observed increase in cases is largely due to more people developing sepsis repeatedly, rather than dying the first time they contract it.

SourceNorwegian University of Science and Technology·JournalBMJ Open·TypeData/statistical analysis·DateSep 12, 2023