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Science News Archive March 2024 - Page 36


Page 36 of 42

Film festivals are becoming more diverse in several ways, new study reports

A new study analyzing over 600 film festivals worldwide found that festival programming has become more thematically diverse and the inclusion of films by women creatives has increased between 2012-2021. The research also identified five thematic festival clusters, including general, documentary, genre, queer, and children's festivals.

SourceEstonian Research Council·JournalPLOS ONE·TypeData/statistical analysis·DateMar 6, 2024

Nanodevices can produce energy from evaporating tap or seawater

EPFL researchers have discovered that nanoscale devices harnessing the hydroelectric effect can harvest electricity from the evaporation of fluids with higher ion concentrations than purified water. This breakthrough reveals a wide range of applications for hydrovoltaic devices, including powering sensors and generating clean water.

SourceEcole Polytechnique Fédérale de Lausanne·JournalDevice·TypeExperimental study·DateMar 6, 2024

Revolutionizing surface technology: Introducing multi-component liquid-infused surfaces for adaptive and functional coatings

Multi-component liquid-infused surfaces offer dynamic adaptability, enabling various applications from medical devices to carbon-capture systems. Researchers explore the potential of these advanced coatings, highlighting their versatility and game-changing properties.

SourceIndustrial Chemistry & Materials·JournalIndustrial Chemistry and Materials·TypeLiterature review·DateMar 6, 2024

Poverty shown to reduce women's ovarian reserves

A new study published in Menopause reveals that aggregate exposure to neighborhood poverty is associated with increased levels of antimullerian hormone, potentially causing greater ovarian follicle loss over time. This finding highlights the potential effect of early life adversity on reproductive health.

SourceThe Menopause Society·JournalMenopause·TypeData/statistical analysis·DateMar 6, 2024

Higher BMI is significantly associated with worse mental health, especially in women, per study of middle-aged and older adults which adjusted for lifestyle and demographic factors

A study published in PLOS ONE found that higher Body Mass Index (BMI) is significantly associated with worse mental health in women, particularly among middle-aged and older adults. The research adjusted for lifestyle and demographic factors, suggesting a stronger link between excess weight and mental health issues in this population.

SourcePLOS·JournalPLOS ONE·DateMar 6, 2024

A noninvasive treatment for “chemo brain”

Researchers at MIT discovered that daily exposure to light and sound with a frequency of 40 hertz protects brain cells from chemotherapy-induced damage, preventing memory loss and improving cognitive functions. The treatment also helped prevent DNA damage, inflammation, and promoted the growth of oligodendrocytes, the cells responsible...

SourceMassachusetts Institute of Technology·JournalScience Translational Medicine·DateMar 6, 2024

Factors associated with age-related hearing loss differ between males and females

A study of 2,349 participants aged over 60 found that sex influences the association between various factors and age-related hearing loss. Low weight was linked to increased risk in males, while both low weight and obesity were associated with higher risks in females. Smoking was only linked to increased risk in males, while early mens...

SourcePLOS·JournalPLOS ONE·TypeObservational study·DateMar 6, 2024

Earliest-yet Alzheimer’s biomarker found in mouse model could point to new targets

Researchers at the University of Illinois have identified a neural-specific protein, PSD-95, as an early biomarker for Alzheimer's disease. The study found that inhibiting PSD-95 slowed seizure activity in mice with amyloid-beta pathology, suggesting potential therapeutic targets for early-stage Alzheimer's.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalEMBO Reports·TypeExperimental study·DateMar 6, 2024

Guardian of drone: Towards autonomous sea-land-air cloaks

A team at Zhejiang University has developed a self-driving cloaked unmanned drone with an intelligent aeroamphibious invisibility cloak, capable of manipulating electromagnetic scattering in real-time across dynamic environments. The cloak integrates perception, decision-making, and execution functionalities using spatiotemporal modula...

Amyloid blood levels associated with brain changes in Alzheimer's study

A study published by the University of Florida suggests a connection between elevated amyloid blood levels and subtle brain microstructural changes in individuals without dementia. Researchers used diffusion MRI to detect free-water in the brain, revealing associations with structural abnormalities even when PET scans were negative.

SourceUniversity of Florida·JournalAlzheimer s & Dementia·TypeExperimental study·DateMar 6, 2024

New microscopy tech answers fundamental questions

A new study using advanced microscopy technology has recorded the activity of one million neurons in mice, revealing hidden patterns of brain activity that were previously unknown. The research challenges long-held assumptions about brain dynamics and suggests that much of the brain's complexity is irrelevant background noise.

SourceRockefeller University·JournalNeuron·DateMar 6, 2024

Weight loss and diabetes management drug linked to increased residual gastric content before anesthesia

A study published in JAMA Surgery found that 56% of patients using GLP-1 RAs had significant gastric contents on ultrasound before elective procedures, despite adequate fasting. The study suggests that conventional fasting times may need to be reexamined for this patient subset.

SourceUniversity of Texas Health Science Center at Houston·JournalJAMA Surgery·TypeObservational study·DateMar 6, 2024

Artificial intelligence offers new opportunities on electrolyte design, understanding of battery interface mechanisms, and battery life prediction

A review article highlights the potential of AI in improving battery performance, safety, and lifespan through enhanced electrolyte design and interface mechanics. The technology combines machine learning models to gain deeper insights into battery formation processes and extract key descriptors from large data sets.

SourceScience China Press·JournalNational Science Open·DateMar 6, 2024

First heat map for individual red blood cells

A new approach enables scientists to measure entropy production at the nanoscale, shedding light on energy efficiency and metabolic processes in living systems. The study uses colloidal particles to measure fluctuations in the red blood cell membrane and apply minuscule forces to analyze heat flow.

SourceUniversity of Göttingen·JournalScience·TypeExperimental study·DateMar 6, 2024

Gene discovered that can protect against severe muscle disease

A recent study at Umeå University has discovered a specific gene, fhl2b, that protects against severe muscle disease by preventing the breakdown of muscles in the body. The researchers found that when this gene is expressed in all muscles, muscular dystrophin is alleviated throughout the body.

SourceUmea University·JournalNature Communications·TypeExperimental study·DateMar 6, 2024

Medical malpractice incidents are more severe during daylight saving time

A new study examined three decades of malpractice claims and found that medical incident severity and payment decisions were higher during daylight saving time compared to standard time. The results suggest that the spring transition to daylight saving time has a significant impact on healthcare outcomes and costs.

SourceAmerican Academy of Sleep Medicine·JournalJournal of Clinical Sleep Medicine·TypeData/statistical analysis·DateMar 6, 2024

Decoding the language of epigenetic modifications

A recent study by Helmholtz Munich scientists has made significant breakthroughs in understanding how epigenetic modifications work together to regulate the genome. The research sheds light on the complex interactions between DNA, histone proteins, and epigenetic reader proteins, providing new insights into diseases such as cancer, met...

This injectable hydrogel mitigates damage to the right ventricle of the heart

Researchers have developed an injectable hydrogel that mitigates damage to the right ventricle of the heart in children with hypoplastic left heart syndrome. The treatment, made from cardiac extracellular matrix, improves heart function and slows tissue scarring, potentially increasing patient survival time.

SourceUniversity of California - San Diego·JournalJournal of the American College of Cardiology·TypeExperimental study·DateMar 6, 2024

Does stereotyping impact cooperative behavior?

Researchers found that stereotypes can significantly reduce cooperation by making individuals less likely to engage in positive behaviors if they believe their actions won't be recognized. This can lead to a decrease in overall cooperation. However, the use of individual-based reputations could potentially improve cooperative outcomes.

SourceUniversity of Pennsylvania·JournalPLOS Computational Biology·TypeComputational simulation/modeling·DateMar 6, 2024

Espresso yourself: Wearable tech measures emotional responses to coffee

Researchers have demonstrated the feasibility of using wearable technology to measure the emotional responses of coffee experts during tastings. The study found significant correlations between biomedical signals and data from conventional questionnaires, confirming the viability of this approach for enhancing coffee quality assessment.

SourceSociety of Chemical Industry·JournalJournal of the Science of Food and Agriculture·DateMar 6, 2024

The sweet stuff: How insects tell sugars apart

Researchers at Yale University discovered how insects detect specific sugars using a highly selective receptor that responds only to D-fructose. The study revealed the molecular basis of sugar detection, which may lead to new strategies against disease-transmitting mosquitoes and the development of electronic noses.

SourceYale University·JournalNature·DateMar 6, 2024

Learning the intrinsic dynamics of spatio-temporal processes through Latent Dynamics Networks

Politecnico researchers developed a new type of neural network called Latent Dynamics Network (LDNet) that can accurately predict the evolution of complex systems in low-dimensional spaces. This approach offers significant innovations over traditional methods, enabling up to 5 times more accurate results with a reduction of over 90% in...

SourcePolitecnico di Milano·JournalNature Communications·TypeMeta-analysis·DateMar 6, 2024

Virtual reality exposure plus electric brain stimulation offers a promising treatment for PTSD

A new study combines virtual reality exposure with transcranial direct current stimulation to treat post-traumatic stress disorder in military veterans. The innovative approach shows significant reductions in PTSD symptom severity and accelerates psychological adjustment, offering hope for an effective treatment.

SourceBrown University·JournalJAMA Psychiatry·TypeRandomized controlled/clinical trial·DateMar 6, 2024

For Boston College professor, research into "high latitude" reaches of the seas led to improving accurate access to real-time ocean data

Hilary Palevsky's research focuses on marine biogeochemistry, and her NSF CAREER Award will support the creation of educational videos to guide students using remote ocean monitoring data. She aims to clarify the mechanisms behind the ocean's biological pump, which plays a crucial role in removing anthropogenic carbon from active cycling.

Understanding wind and water at the equator key to more accurate future climate projections

A new study from North Carolina State University and Duke University found that wind plays a critical role in ocean currents in the equatorial Pacific. The research suggests that better simulating these processes is essential for creating more accurate models of global warming, which can help policymakers make informed decisions.

SourceNorth Carolina State University·JournalNature Communications·TypeComputational simulation/modeling·DateMar 6, 2024

Advanced noise suppression technology for improved search and rescue drones

A novel AI-based noise suppression system has been developed to improve the effectiveness of search and rescue drones during natural disasters. The system uses Generative Adversarial Networks (GANs) to accurately learn UAV propeller sound data and eliminate noise, allowing operators to clearly hear and recognize human sounds.

SourceShibaura Institute of Technology·JournalIEEE Transactions on Services Computing·TypeComputational simulation/modeling·DateMar 6, 2024