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Science News Archive November 2024 - Page 20


Page 20 of 44

Cause of the yo-yo effect deciphered

A study by ETH Zurich researchers has found that epigenetic markers in fat cells can lead to the yo-yo effect, where weight drops but returns. The researchers also found evidence of this mechanism in humans, suggesting that obesity can leave a lasting mark on gene expression.

SourceETH Zurich·JournalNature·TypeExperimental study·DateNov 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.

Machine learning and supercomputer simulations help researchers to predict interactions between gold nanoparticles and blood proteins

Scientists have developed a methodology that can predict the most favorable binding sites of gold nanoparticles to five common human blood proteins. This breakthrough enables researchers to investigate how drug-carrying nanoparticles interact with blood proteins, which could lead to more effective cancer treatments.

SourceUniversity of Jyväskylä - Jyväskylän yliopisto·JournalAdvanced Materials·TypeComputational simulation/modeling·DateNov 18, 2024

When hepatitis E viruses attack nerve cells

Hepatitis E viruses can directly infect nerve cells, which are unable to protect themselves due to a low immune response. This discovery may explain the neurological effects of HEV infections.

SourceRuhr-University Bochum·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateNov 18, 2024

Anti-obesity drugs, lifestyle interventions show cardiovascular benefits beyond weight loss

Studies published in JACC found that anti-obesity drugs such as tirzepatide and semaglutide improved cardiac structure and function, as well as reduced cardiac risk biomarkers with lifestyle interventions. These findings suggest that these treatments may have a transformative impact on cardiovascular health beyond weight loss.

SourceAmerican College of Cardiology·JournalJournal of the American College of Cardiology·DateNov 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.

Enormous cache of rare Earth elements hidden inside coal ash waste

A new study by University of Texas at Austin researchers has found a significant cache of rare Earth elements hidden inside US coal ash waste. The study estimates that there could be 11 million tons of accessible rare earth elements in the US coal ash supply, which is nearly 8 times the current domestic reserves.

SourceUniversity of Texas at Austin·JournalInternational Journal of Coal Science & Technology·DateNov 18, 2024

Promising daily tablet increases growth in children with dwarfism

A promising daily tablet, infigratinib, has been shown to increase height and improve proportional limb growth in children with achondroplasia. The medication is safe and effective in treating children aged 3-11 years, offering an alternative to existing treatments.

SourceMurdoch Childrens Research Institute·TypeExperimental study·DateNov 18, 2024

We finally know where black holes get their magnetic fields: Their parents

Scientists have found that black holes inherit their magnetic fields from their parent stars, specifically the surrounding disk of swirling matter during collapse. This discovery resolves a longstanding mystery and opens doors for further studies of jets.

SourceSimons Foundation·JournalThe Astrophysical Journal Letters·TypeComputational simulation/modeling·DateNov 18, 2024
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.

New study reveals possible origins of dark matter in "Dark Big Bang" scenario

Researchers propose that dark matter may have originated from a separate 'Dark Big Bang,' occurring shortly after the universe's birth. The study explores possible scenarios for this new theory and determines potential observable consequences, including gravitational waves detectable by future experiments.

SourceColgate University·JournalPhysical Review D·TypeComputational simulation/modeling·DateNov 18, 2024

New study shows how social bonds help tool-using monkeys learn new skills

A new study at Durham University found that social tolerance enables social learning in wild bearded capuchin monkeys, leading to the transmission of skills and traditions. The research showed that individuals with strong social tolerance were more likely to learn from others and share information about solving complex tasks.

SourceDurham University·JournalProceedings of the National Academy of Sciences·TypeObservational study·DateNov 18, 2024

This year’s dazzling aurora produced a spectacular display… of citizen science

The unusual magenta color of this year's aurora over Japan was discovered through a massive citizen science effort, which collected data from over 775 grassroots submissions. The researchers found that the preheating of the atmosphere due to solar activity, combined with high-altitude ionized molecular nitrogen, created a unique optica...

SourceResearch Organization of Information and Systems·JournalScientific Reports·DateNov 18, 2024

How humans evolved to be ‘energetically unique’

A new Harvard study finds humans possess higher metabolic rates than primates and apes, allowing for bigger brains, longer lifespan, and increased reproduction. Humans have 'escaped a tradeoff' between resting and active metabolism due to unique sweating ability.

SourceHarvard University·JournalProceedings of the National Academy of Sciences·TypeData/statistical analysis·DateNov 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.

Zerlasiran—A small-interfering RNA targeting lipoprotein(a)

Zerlasiran, a small-interfering RNA targeting hepatic synthesis of apolipoprotein(a), significantly reduced time-averaged lipoprotein(a) concentrations by over 80% during 36 weeks of treatment. This finding has potential implications for the treatment of atherosclerotic cardiovascular disease.

SourceJAMA Network·JournalJAMA·DateNov 18, 2024

Plastic bag bans have lingering impacts, even after repeals

A study by University of California - Riverside found that banning free plastic bags for groceries resulted in customers purchasing more plastic bags, despite the policy's goal to reduce waste. The behaviors spurred by the ban lingered even after the rules were repealed, with some impacts not beneficial to the environment.

SourceUniversity of California - Riverside·JournalJournal of Marketing Research·TypeObservational study·DateNov 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.

Can podcasts create healthier habits?

Researchers found that podcasts significantly improved health knowledge, increased exercise levels, and boosted healthy eating habits. Engagement with health-related podcasts was generally high, suggesting they could be an effective medium for health information and behavior change interventions.

SourceUniversity of South Australia·JournalDigital Health·TypeSystematic review·DateNov 18, 2024

New study investigates insecticide contamination in Minnesota’s water

A new study by the University of Minnesota and the Minnesota Department of Natural Resources found high concentrations of neonicotinoids in some ground and surface water sources, including natural springs. This contamination can affect drinking water quality and organisms in streams fed by those springs.

SourceUniversity of Minnesota·JournalScience of The Total Environment·DateNov 18, 2024

The key to early detection of invasive insects? A curious public with smartphones

Researchers recommend public surveillance via online observation platforms like iNaturalist and Observation.org to detect invasive species early. By leveraging the growing number of smartphone users, scientists aim to widen the surveillance net and augment existing biosecurity frameworks.

SourceEntomological Society of America·JournalEnvironmental Entomology·TypeSystematic review·DateNov 18, 2024

Nanoplastics can impair the effect of antibiotics

A study from Umea University reveals that nanoplastics can absorb and accumulate antibiotics, reducing their targeted effect and risking the emergence of antibiotic-resistant bacteria. The researchers found a strong bond between nylon nanoplastics and tetracycline, a common broad-spectrum antibiotic.

SourceUmea University·JournalScientific Reports·TypeComputational simulation/modeling·DateNov 18, 2024

Achalasia and esophageal cancer: A case report and literature review

Achalasia is associated with an increased risk of esophageal squamous cell carcinoma, highlighting the need for close surveillance in high-risk patients. Chronic inflammation and food stasis can lead to malignant transformation, emphasizing the importance of timely intervention.

SourceXia & He Publishing Inc.·JournalCancer Screening and Prevention·DateNov 18, 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.

Diagnosing knee abnormalities like an experienced radiologist: A novel deep learning model by HKUST engineering school

A novel deep learning model called Co-Plane Attention Across MRI Sequences (CoPAS) has been developed to assist with classifying 12 common types of knee abnormalities. The model achieved high classification accuracy comparable to that of radiologists, improving diagnostic efficiency and reducing errors.

SourceHong Kong University of Science and Technology·JournalNature Communications·TypeImaging analysis·DateNov 18, 2024

Political shadows cast by the Antarctic curtain

A Kobe University research team analyzes the political repercussions of a proposed underwater curtain to protect Antarctic ice sheets from melting. The team highlights concerns around authority, sovereignty, and security, emphasizing the need for international cooperation to avoid conflict.

SourceKobe University·JournalInternational Affairs·TypeCommentary/editorial·DateNov 18, 2024

Wang studying effects of micronutrient supplementation

Dongqing Wang, a George Mason University professor, is investigating the effects of micronutrient supplementation on maternal and infant health. His project aims to analyze existing data from a randomized controlled trial in Tanzania to determine the impact of multiple micronutrient supplementation on lactating women and infants.

SourceGeorge Mason University·DateNov 18, 2024

First successful synthesis of naphthocyclinones since their discovery fifty years ago

Researchers at Institute of Science Tokyo develop an innovative strategy to produce β- and γ-naphthocyclinones, challenging compounds that have potential for medical and biological applications. They successfully synthesize the molecules using a retrosynthetic analysis approach, achieving yields of over 70%.

SourceInstitute of Science Tokyo·JournalAngewandte Chemie International Edition·TypeExperimental study·DateNov 18, 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.

Mitochondrial encephalopathy caused by a new biallelic repeat expansion

A new study identifies a biallelic GGGCC repeat expansion causing NAXE-related mitochondrial encephalopathy in a three-year-old patient. The team found the expansion was due to maternal chromosome 1 uniparental disomy, leading to transcriptional suppression and severe mitochondrial dysfunction.

SourceJuntendo University Research Promotion Center·Journalnpj Genomic Medicine·TypeExperimental study·DateNov 18, 2024

Updated model reduces liver transplant disparities for women

The updated Model for End-Stage Liver Disease (MELD) 3.0 has reduced liver transplant disparities for women, increasing their chances of being added to the waitlist, receiving a transplant, and staying on it. Women now have equalized rates with men in terms of waitlist mortality and transplant rates after the policy change.

SourceAmerican Association for the Study of Liver Diseases·TypeData/statistical analysis·DateNov 18, 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.

SLU study explores the pandemic’s impact on breastfeeding practices in historically marginalized communities

A Saint Louis University study found that COVID-19 stay-at-home orders facilitated easier breastfeeding, stronger mother-child bonding, and extended breastfeeding duration for many women. However, the pandemic also presented significant barriers, including limited access to lactation support and heightened maternal stress.

SourceSaint Louis University·JournalMaternal and Child Health Journal·DateNov 18, 2024

Study to explore antibiotics role in childhood asthma

A new study from Vanderbilt University Medical Center explores the role of antibiotics in childhood asthma development. Researchers aim to identify a critical window for intervention and develop microbiome-based therapeutics to prevent asthma onset in children exposed to antibiotics early in life.

SourceVanderbilt University Medical Center·DateNov 18, 2024

New paradigm of quantum information technology revealed through light-matter interaction!

Researchers at DGIST have introduced a novel quantum state and mechanism for extracting and controlling quantum information using exciton and Floquet states in two-dimensional semiconductors. This discovery offers valuable insights into the exciton formation process, advancing quantum information technology.

SourceDGIST (Daegu Gyeongbuk Institute of Science and Technology)·JournalNano Letters·DateNov 18, 2024

Editorial interview in IEEE Journal of Selected Topics in Quantum Electronics on the future of optical modulators and integrated photonics

Industry and academic experts discuss the potential of new materials, configurations, and integration technologies to overcome bandwidth limitations and operational robustness issues in silicon photonic modulators. These advancements are expected to impact emerging applications such as data centers, AI, quantum information processing, ...

SourceInstitute of Electrical and Electronics Engineers·JournalIEEE Journal of Selected Topics in Quantum Electronics·TypeCommentary/editorial·DateNov 18, 2024

Weisburd receives funding for safer stronger together initiative

David Weisburd evaluates the impact of the Safer Stronger Together (SST) Initiative, a place-based social intervention aimed at youth and their families in Maryland. The SST Initiative seeks to reduce racial and economic inequalities among young people and their families by re-engineering government agency services.

SourceGeorge Mason University·DateNov 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.

Scientist proposes deducing commonality from complexity to resolve global challenges

Professor LI Jinghai proposes Mesoscience, a concept exploring common principles among complex systems at mesoscales. This approach aims to identify and develop solutions for global challenges such as climate change, human health, and sustainable development goals.

SourceChinese Academy of Sciences Headquarters·JournalProceedings of the Royal Society A Mathematical Physical and Engineering Sciences·DateNov 18, 2024

Alcohol-related deaths in the US more than double from 1999 to 2020

Researchers found that alcohol-related deaths in the US surged dramatically between 1999 and 2020, with a nearly fourfold increase in those aged 25-34. The study highlights significant gender differences and regional disparities, emphasizing the need for targeted interventions to combat the growing US alcohol mortality epidemic.

SourceFlorida Atlantic University·JournalThe American Journal of Medicine·TypeMeta-analysis·DateNov 18, 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.

Ytterbium thin-disk lasers pave the way for sensitive detection of atmospheric pollutants

Researchers at the Max Planck Institute for the Science of Light create a novel laser system that can detect a wide variety of atmospheric compounds with minimal interference. The system's ability to target the short-wave infrared range and generate high-power, stable pulses enables unprecedented detection sensitivity and accuracy.

SourceMax Planck Institute for the Science of Light·JournalAPL Photonics·TypeExperimental study·DateNov 18, 2024

Effortless robot movements

Researchers at TUM developed a new tool that makes intrinsic dynamics calculable, enabling robots like BERT to mimic natural oscillation patterns. The method results in effortless and dynamic movement, surpassing conventional movement patterns.

SourceTechnical University of Munich (TUM)·JournalPLOS Computational Biology·DateNov 18, 2024

USF research explores volcanic caves, advancing the search for life on Mars

Researchers have discovered preserved biosignatures in volcanic caves, including calcium and sodium sulfates, indicating past microbial activity. This finding highlights lava tubes as potential refuges for microbial life, shedding light on the search for extraterrestrial life on Mars.

SourceUniversity of South Florida·JournalNature Communications·TypeData/statistical analysis·DateNov 18, 2024

How can brands address growing consumer scepticism?

A new study suggests that brands can address growing consumer scepticism by being transparent about topics impacting consumers, such as cost-of-living pressures. Brands must communicate openly, clearly, and evidence-based information to build trust and credibility.

SourceUniversity of Adelaide·JournalEuropean Journal of Marketing·TypeSurvey·DateNov 18, 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.

Reducing bias in radiology with topological data analysis

A new approach using topological data analysis (TDA) enhances the reliability and reduces bias in AI systems used for medical diagnosis in radiology. TDA captures intricate features and provides a holistic view of medical images, leading to more accurate diagnoses and equitable patient care.

SourceImpact Journals LLC·JournalOncotarget·TypeCommentary/editorial·DateNov 18, 2024

A single cell’s siesta

Researchers found that the cell's chloroplast shrinks by 40% in bright white light, minimizing damage. The structure responsible is a network of thin filaments that can contract and expand in all directions.

SourceUniversiteit van Amsterdam·JournalProceedings of the National Academy of Sciences·DateNov 18, 2024

Large cohort study builds pregnancy health atlas for phenotype-omics research

The large cohort study identified common pregnancy complications, such as premature rupture of membranes and gestational diabetes mellitus, affecting 18.29% and 16.74% of participants, respectively. High-risk groups were also identified, including women with assisted reproductive technology and those aged 35 and older.

SourceBGI Genomics·JournalEuropean Journal of Epidemiology·DateNov 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.

Despite federal warnings, kratom still readily available across US

A recent study found kratom to be widely available across the US, with over 72% of tobacco specialty stores selling the substance. Researchers attribute this ease of access as a major risk factor for substance use and highlight concerns about kratom's potential health risks.

SourceUniversity of Mississippi·JournalAmerican Journal of Public Health·DateNov 18, 2024

Crystalizing our comprehension of malaria

Scientists have discovered the atomic structure of hemozoin crystals produced by malaria parasites, which could lead to improved antimalarial medications. This breakthrough is crucial for medical applications as existing structural knowledge was largely based on synthetic crystals.

SourceWeizmann Institute of Science·JournalACS Central Science·DateNov 18, 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.

Study identifies strategy for AI cost-efficiency in health care settings

Researchers at Mount Sinai identified a task-grouping approach that can help hospitals reduce AI-related costs by up to 17-fold while maintaining model performance. By grouping clinical tasks, LLMs can handle them simultaneously without significant drops in accuracy.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·Journalnpj Digital Medicine·TypeData/statistical analysis·DateNov 18, 2024

Confinement may affect how we smell and feel about food

Researchers found that confined environments influence sense of smell, while VR simulations evoke stronger emotions and aroma perceptions. The study aims to improve diets for isolated individuals by personalizing aromas.

SourceRMIT University·JournalFood Research International·TypeObservational study·DateNov 18, 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.