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Science News Archive August 2024 - Page 30


Page 30 of 38

Plasma bubbles and the “engine” of fast radio bursts

A new study has confirmed that plasma bubbles are the key to understanding fast radio bursts (FRBs), with researchers detecting the weakest persistent radio emission ever recorded for an FRB. The data suggests that a magnetar or high-accretion X-ray binary is powering these mysterious events.

SourceIstituto Nazionale di Astrofisica·JournalNature·DateAug 7, 2024

Work-from-home success might depend on home office setup

A Dutch survey study found that higher satisfaction with home office setup, including air ventilation, is associated with higher productivity and lower burnout. The study suggests that investing in home-office hardware and environmental factors can support work-from-home policies.

SourcePLOS·JournalPLOS ONE·TypeObservational study·DateAug 7, 2024

Some e-cigarette chemicals mimic nicotine, possibly bypassing regulation

Researchers at Duke University Medical Center found that some e-cigarettes contain chemicals similar to nicotine, but with unknown health effects, and are not accurately disclosed on packaging. The study also discovered that manufacturers may be attempting to avoid FDA regulation by using these chemicals.

SourceDuke University Medical Center·JournalJAMA·DateAug 7, 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.

Most existing heat wave indices fail to capture heat wave severity

Researchers found that five out of six existing heat-wave indices were unable to capture the severity and spatial distribution of recent lethal heat waves in India, Spain, and the USA. The lethal heat-stress index was better able to identify dangerous heat-stress conditions, particularly in low-humidity regions.

SourceCell Press·JournalNexus·TypeComputational simulation/modeling·DateAug 7, 2024

Walking the walk, WVU develops motion compatible brain scanner

Researchers at WVU created a motion-compatible brain scanner that allows patients to move around during imaging. The Ambulatory Motion-enabling PET (AMPET) scanner can help study human behaviors, balance, and emotions, and may be used to monitor brain activity for PTSD treatment and mindfulness meditation.

SourceWest Virginia University·JournalCommunications Medicine·TypeExperimental study·DateAug 7, 2024

HKU researchers shed light on overcoming cancer drug resistance unlocking potential to expand use of PARP inhibitors across cancer types

A research team from the University of Hong Kong has discovered that the protein FANCM promotes resistance to cancer drugs called PARP inhibitors. This discovery could lead to new treatment strategies and broaden the application of PARP inhibitors across various cancer types.

SourceThe University of Hong Kong·JournalCell Reports·TypeMeta-analysis·DateAug 7, 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.

Radiotherapy benefits last a decade, breast cancer study reveals

A 30-year study suggests that radiotherapy can prevent breast cancer recurrence in the same location for up to 10 years after surgery, but survival rates remain similar. The study found fewer deaths from breast cancer among those who received radiotherapy compared to those who did not.

SourceUniversity of Edinburgh·JournalThe Lancet Oncology·TypeRandomized controlled/clinical trial·DateAug 7, 2024

Steady flight of kestrels could help aerial safety soar

Researchers studied kestrels' hovering flight behavior, revealing insights that could improve drone stability in turbulent conditions. The study found that birds use changes in wing surface area to achieve stable flight, a method that could be applied to morphing wings in drones.

SourceRMIT University·JournalJournal of Experimental Biology·TypeObservational study·DateAug 7, 2024

Alaskan land eroding faster due to climate change

A recent study by UT Arlington scientist Nathan D. Brown shows Alaskan land is eroding faster than it can be replaced due to climate change. The team mapped and dated floodplain deposits, determining permafrost extent, to model how permafrost formation varies with air temperature.

SourceUniversity of Texas at Arlington·JournalAGU Advances·TypeObservational study·DateAug 7, 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.

Multi-omics strategy reveals that Cordyceps Sinensis ameliorates sepsis-associated acute kidney injury via reprogramming of mitochondrial energy metabolism and macrophage polarization

Researchers investigated the potential pharmacological action of Cordyceps Sinensis against sepsis-associated acute kidney injury. CS treatment improved renal function, suppressed inflammatory cytokine expression, and promoted mitochondrial complex activity.

SourceCompuscript Ltd·JournalActa Materia Medica·DateAug 7, 2024

Study on planet-warming contrails “a spanner in the works” for aviation industry

A new study reveals that modern commercial aircraft create longer-lived planet-warming contrails than older aircraft, potentially offsetting their lower carbon emissions. The research highlights the challenges of reducing aviation's climate impact, with private jets also found to produce more contrails than previously thought.

SourceImperial College London·JournalEnvironmental Research Letters·DateAug 7, 2024

How fungi elude antifungal treatments

Researchers at Michigan State University characterized how fungi restructure their cell walls to thwart current antifungal medications. The study found that fungi enhance their survival odds by making specific changes to the structure and organization of the components in their cell walls, rendering existing drugs ineffective.

SourceMichigan State University·JournalNature Communications·DateAug 7, 2024

Vitis genomics: charting the path to resilient grape varieties

Recent grape genome sequencing has identified key genes related to disease resistance, berry quality, and stress tolerance. Genome-wide association studies have linked over 900 genes to essential traits, enhancing genomic selection and breeding strategies.

SourceNanjing Agricultural University The Academy of Science·JournalHorticulture Research·DateAug 7, 2024
Fluke 87V Industrial Digital Multimeter

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

How media impacts digital technology adoption in U.S. and Brazilian agriculture

A study found that farmers in both countries rely on interpersonal meetings, social media, and mass media for technology adoption, with social media playing a more significant role in Brazil. The researchers suggest that understanding the complex process of technology adoption can help tech companies reach potential customers.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalAgriculture·DateAug 7, 2024

Monitoring of nature reserves via social media and deep learning

Environmental researchers at NUS use social media and deep learning to classify human activities in nature reserves, analyzing 87,090 photos from 2,813 PAs across 207 countries. The technique demonstrates utility in monitoring land use patterns efficiently and cost-effectively.

SourceNational University of Singapore·JournalScientific Reports·DateAug 7, 2024

Drug trial for rare fetal blood disease shows promise for less invasive approach

Results of a Phase 2 clinical trial show that nipocalimab can delay or prevent anemia and intrauterine blood transfusions in babies at high risk for Hemolytic Disease of the Fetus and Newborn (HDFN). The study involved 13 pregnant women who received intravenous nipocalimab between 14 and 35 weeks of gestation.

SourceUniversity of Texas at Austin·JournalNew England Journal of Medicine·DateAug 7, 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.

Urban concrete mines

Researchers at the University of Tokyo have developed a method to combine old concrete with carbon dioxide to create a new, durable material called calcium carbonate concrete. The process involves grinding the old concrete into powder, reacting it with CO2 from the air, and then heating it to form the new block.

SourceUniversity of Tokyo·JournalJournal of Advanced Concrete Technology·TypeExperimental study·DateAug 7, 2024

Asthma emergencies spike when allergenic pollen blooms

A new Cornell University study reveals that asthma-related emergency room visits spike significantly during periods of high allergenic pollen bloom in metropolitan areas. The research highlights the importance of science-based pollen forecasts to alert vulnerable individuals and prevent unnecessary hospitalizations.

SourceCornell University·JournalEnvironmental Research·DateAug 7, 2024

Photonics-assisted THz wireless communication enabled by wide-bandwidth packaged back-illuminated modified uni-traveling-carrier photodiode

A new photonic transmitter uses a wide-bandwidth packaged back-illuminated modified uni-traveling-carrier photodiode to achieve high-performance THz wireless communication. The device exhibits an over 80 GHz bandwidth and high saturated output power, promising applications in 6G mobile communication technology.

SourceCompuscript Ltd·JournalOpto-Electronic Science·DateAug 7, 2024
Apple iPhone 17 Pro

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

Researchers create new device for on-the-spot water testing

A new technology allows for rapid and accurate detection of Shiga toxin-producing Escherichia coli in water sources, enabling Environmental Health Officers and groundwater schemes to test more frequently. The portable device provides on-the-spot results in under an hour, helping to prevent outbreaks of infection.

SourceUniversity of Galway·JournalMicrobiology·TypeData/statistical analysis·DateAug 7, 2024

Birmingham host to investigational treatment trial which could improve outcomes of pregnancies affected by severe haemolytic disease

A clinical study in Birmingham has found that nipocalimab can improve the survival rate of unborn babies with rare fetal anaemia. The majority of pregnant patients who received nipocalimab gave birth at or after 32 weeks without needing an intrauterine transfusion, resulting in a perinatal survival rate of 92%.

SourceUniversity of Birmingham·JournalNew England Journal of Medicine·TypeRandomized controlled/clinical trial·DateAug 7, 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.

Glimpse into the nanoworld: microscope reveals tiniest cell processes

A new type of fluorescence microscope has been developed with a resolution better than five nanometres, enabling the capture of even the tiniest cell structures. This breakthrough allows researchers to visualize fine tubes in cells that are only around seven nanometres wide.

SourceUniversity of Göttingen·JournalNature Photonics·TypeExperimental study·DateAug 7, 2024

Cocaine discovery could pave way for treatment for substance abuse

Researchers discovered how cocaine affects the dopamine transporter, a protein that regulates dopamine levels in the brain. This knowledge could pave the way for medical treatments for cocaine abuse and potentially other addictive substances.

SourceUniversity of Copenhagen - The Faculty of Health and Medical Sciences·JournalNature·TypeExperimental study·DateAug 7, 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.

How ribosomes in our cells enable protein folding

Researchers have discovered that ribosomes play a crucial role in protein folding, directing folding pathways by impacting energy and stability. This discovery reveals the structural basis of how ribosomes affect protein folding, offering new insights into diseases such as cancers.

SourceUniversity College London·JournalNature·TypeExperimental study·DateAug 7, 2024

Plants show surprising diversity in arid landscape

A KAUST-led study reveals that plant trait diversity increases above an aridity threshold of 0.7, challenging the view that harsh environments reduce biodiversity. The research found that chemical and morphological traits respond similarly to changes in aridity and grazing pressure.

SourceKing Abdullah University of Science & Technology (KAUST)·JournalNature·DateAug 7, 2024

Memory loss in aging and dementia: Dendritic spine head diameter predicts memory in old age

A study published in Science Advances found that the quality of synapses, specifically dendritic spine head diameter, predicts episodic memory performance in older adults. Researchers suggest targeting pathways that maintain spine head diameter or synaptic strength may yield greater therapeutic benefits for Alzheimer's disease prevention.

SourceUniversity of Alabama at Birmingham·JournalScience Advances·TypeExperimental study·DateAug 7, 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.

Dealing with runaway metastatic disease

Researchers discuss how PROM2 is a predictive biomarker of distant metastases and shorter survival among patients with stage III melanomas. They also demonstrate that runaway metastasis is closely linked to PROM2 overexpression, through increased epithelial-to-mesenchymal transition marker expression and ferroptosis resistance.

SourceImpact Journals LLC·JournalOncotarget·TypeCommentary/editorial·DateAug 7, 2024

Viral defense protein speeds up female stem cell production

Researchers at the Centre for Genomic Regulation have discovered a treatment that speeds up the production of high-quality pluripotent stem cells in mice. The finding uses interferon gamma to accelerate cellular reprogramming, paving the way for improved disease modeling and personalized treatments.

SourceCenter for Genomic Regulation·JournalScience Advances·TypeExperimental study·DateAug 7, 2024

Sichuan Province earthquake offers lessons for landslide prediction from GNSS observations

Researchers tested GNSS data for rapid landslide prediction and found near real-time prediction possible within 40 minutes, according to Chen and colleagues. The study highlighted the importance of continuous monitoring and improved prediction models for regions susceptible to landslides.

SourceSeismological Society of America·JournalSeismological Research Letters·TypeComputational simulation/modeling·DateAug 7, 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.

New guidelines to address racism in bioethics

A new article from Columbia University's Division of Ethics presents a set of recommendations to advance racial equity, diversity, and inclusion in bioethics. The guidelines emphasize the need for anti-racist practices within academic programs and provide concrete steps for implementing these principles.

SourceColumbia University Irving Medical Center·JournalThe American Journal of Bioethics·DateAug 7, 2024

Higher glucose levels worsen prognosis in ischemic stroke patients

A study published in Cardiovascular Diabetology found that higher blood glucose levels at admission significantly increase the risk of a poor functional prognosis or death within three months of an ischemic stroke. The study revealed that even a 10% increase in glucose levels raises the risk by 7%, and mortality risk by 88%.

SourceIMIM (Hospital del Mar Medical Research Institute)·JournalCardiovascular Diabetology·DateAug 7, 2024

When is too much knowledge a bad thing?

A new study suggests that increased knowledge can backfire when individuals prioritize their own interests over the greater good. The 'knowledge curse' concept, coined by Cornell University economists, highlights the potential for enhanced understanding to hinder cooperation and lead to worse outcomes.

SourceCornell University·JournalRoyal Society Open Science·DateAug 7, 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.

Sugary drink intake by children and adolescents increased by almost a quarter between 1990 and 2018

The study found that sugary drink intake among children and adolescents increased by an average of 23% from 1990 to 2018, with the largest increases seen in sub-Saharan Africa. The global average intake was 3.6 standard servings per week, with significant variations by region, age, sex, parental education, and rural vs urban residence.

SourceBMJ Group·JournalThe BMJ·TypeObservational study·DateAug 7, 2024

Using photos or videos, these AI systems can conjure simulations that train robots to function in physical spaces

Researchers have developed AI systems that use photos or videos to create simulations for training robots in real settings. The RialTo system generates highly accurate simulations of specific environments, while the URDFormer system creates generic simulations quickly and cheaply. These advancements aim to lower costs and increase acce...

SourceUniversity of Washington·DateAug 7, 2024

A step toward more effective vaccines

Researchers at Stanford University developed a nanoparticle platform to make vaccines more effective against various pathogens. The platform allows for the elicitation of different immune responses, enabling the identification of the most effective type of protection.

SourceStanford University·JournalScience Advances·DateAug 7, 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.

Using historical radar data to map changes in urban environments

Researchers developed a method to reconstruct long-term backscatter coefficient data using Sentinel-1 and Landsat images. The technique accurately mapped changing building heights in Beijing and its surroundings over three decades, providing valuable insights into urban expansion and environmental issues.

SourceJournal of Remote Sensing·JournalJournal of Remote Sensing·TypeImaging analysis·DateAug 7, 2024

Superbugs spread to family members of recently hospitalized patients

A study found that hospitalization of a relative increases the risk of MRSA infection in household members. The longer the relative's hospital stay, the higher the risk. Researchers recommend enhanced infection control practices to track and mitigate transmission.

SourceSociety for Healthcare Epidemiology of America·JournalInfection Control and Hospital Epidemiology·DateAug 7, 2024