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Science News Archive October 2024 - Page 38


Page 38 of 44

After injury, these comb jellies can fuse to become one

Researchers have discovered that comb jelly species can fuse after injury, rapidly synchronizing their muscle contractions and merging digestive tracts to share food. This process allows the fused individual to survive for at least three weeks.

SourceCell Press·JournalCurrent Biology·TypeExperimental study·DateOct 7, 2024

Menstrual cycle luteal phase lengths are not 'fixed' at 13-14 days

Research reveals menstrual cycle luteal phase lengths can vary significantly, even in healthy women, and may impact fertility. The study found that only 11% of participants had normally ovulatory cycles throughout the year, while 55% experienced short luteal phases.

SourceUniversity of British Columbia·JournalHuman Reproduction·TypeData/statistical analysis·DateOct 7, 2024

Systematic review highlights decline in mental health care and increase in suicides following FDA youth antidepressant warnings

A systematic review found that FDA-issued warnings about antidepressant use among youth led to a decline in pediatric mental health care and an increase in suicides. The study suggests that these warnings, intended to encourage physician vigilance, had unintended consequences.

SourceHarvard Pilgrim Health Care Institute·JournalHealth Affairs·TypeSystematic review·DateOct 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.

HPV vaccination switch to 1-dose gender-neutral approach

A new Canadian study models a 1-dose HPV vaccination approach and finds it could prevent a similar number of cervical cancers as 2 doses if vaccine protection remains high. The switch is projected to be a more efficient use of vaccine doses, potentially eliminating cervical cancer in Canada by 2040.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·TypeComputational simulation/modeling·DateOct 7, 2024

AI speeds up the discovery of energy and quantum materials.

Researchers developed a new AI model that predicts optical properties across a wide range of light frequencies using only a material's crystal structure as input. This enables highly precise predictions, making it suitable for screening materials for high-performance solar cells and detecting quantum materials.

SourceTohoku University·JournalAdvanced Materials·DateOct 7, 2024

Aussies above 50 are living longer, while younger people are suffering

New research from the Australian National University reveals that Australians under 50 are experiencing stagnating life expectancy, while older cohorts are living longer. The study found that external causes of death, such as substance use disorders and traffic accidents, were major contributors to this trend.

SourceAustralian National University·JournalInternational Journal of Epidemiology·TypeMeta-analysis·DateOct 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.

A compost in the sea that produces oxygen

A study on Posidonia seagrass meadows in the Mediterranean Sea reveals surprising results: dead leaves break down like compost, producing oxygen through photosynthetic organisms. The researchers also found a two-way exchange between macroalgae on rocks and seagrass, with organic molecules diffusing between them.

SourceUniversity of Liège·DateOct 7, 2024

Yao developing language model-powered virtual mathematics classroom

Ziyu Yao is creating a language model-powered virtual mathematics classroom to support collaborative learning and promote more equitable education for middle school students from under-resourced communities. The platform aims to provide effective mathematics education and explore the opportunities and risks of Generative AI techniques.

SourceGeorge Mason University·DateOct 7, 2024
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.

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.

Researchers confront new US and global challenges in vaccinations of adults

The authors emphasize the importance of increasing vaccination rates to combat decreasing rates globally. They also highlight emerging challenges such as a highly virulent strain of influenza and measles outbreaks, particularly in areas with low vaccination rates.

SourceFlorida Atlantic University·JournalThe American Journal of Medicine·TypeCommentary/editorial·DateOct 7, 2024

Scientists discover that special immune cells stop metastatic cancer

Researchers at Montefiore Einstein Comprehensive Cancer Center have discovered a natural immune mechanism in mice that stops escaped cancer cells from developing into tumors elsewhere in the body. Alveolar macrophages recognize and interact with disseminated cancer cells, producing signals that keep them dormant.

SourceAlbert Einstein College of Medicine·JournalCell·TypeExperimental study·DateOct 7, 2024

Decoding bacterial genomes using single-cell genomics

Researchers developed a novel single-cell genome approach to analyze microbial diversity and genetic features, recovering 300 missed bacterial species and providing insights into antibiotic resistance genes and gene exchange networks. The study has potential applications in public health, environmental monitoring, and agriculture.

SourceWaseda University·JournalMicrobiome·TypeExperimental study·DateOct 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.

Stigma has a profound impact on health outcomes must be addressed

Researchers argue that stigma can play a huge role in health outcomes, leading to disengagement from care, coerced sterilization, and lack of informed choices. Addressing stigma through evidence-based approaches, such as staff training and relationship building, can improve healthcare services.

SourceUniversity of Toronto·JournalNature Reviews Disease Primers·DateOct 7, 2024

Revealing disparities in hepatitis C care for reproductive-aged women to break cycle of viral transmission

A study published in Clinical Infectious Diseases reveals that Asian and Black individuals are less likely to be tested for hepatitis C, while American Indian/Alaska Native women are more likely to receive treatment. The findings highlight the need to prioritize equity in healthcare approaches to ensure timely diagnosis and effective t...

SourceBoston Medical Center·JournalClinical Infectious Diseases·DateOct 7, 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.

Liverpool to lead new UK research hub for advanced long-acting therapeutics

The University of Liverpool will lead a £60m national research hub to develop and manufacture new long-acting therapeutics, positioning the UK as a global leader in this field. The Hub for Advanced Long-acting Therapeutics (HALo) aims to create new proof-of-concept medicine candidates for diseases like high blood pressure and asthma.

SourceUniversity of Liverpool·DateOct 6, 2024

Scientists discover a secret to regulating our body clock, offering new approach to end jet lag

Researchers identified a protein called Casein Kinase 1 delta (CK1δ) that regulates our biological clock by tagging other proteins to fine-tune circadian rhythms. The discovery highlights how a small part of CK1δ can greatly influence its overall activity, opening new avenues for treating disorders related to the body clock.

SourceDuke-NUS Medical School·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateOct 6, 2024

Super-strong bacterial cellulose macrofibers made simple with TAT technique

Researchers have developed a novel method to fabricate high-performance macrofibers with exceptional mechanical properties and humidity response using the TAT technique. The resulting fibers exhibit record tensile strength and rapid actuation in response to environmental moisture, making them ideal for various industries.

SourceJournal of Bioresources and Bioproducts·JournalJournal of Bioresources and Bioproducts·TypeExperimental study·DateOct 5, 2024

Unveiling the future of sustainable materials: cellulose-MXene composites

The integration of MXene with cellulose creates a material with enhanced photothermal, electrothermal, biocidal, and piezoelectric characteristics. The composite showcases remarkable pressure sensitivity, efficient electromagnetic interference shielding, and superior antibacterial activity.

SourceJournal of Bioresources and Bioproducts·JournalJournal of Bioresources and Bioproducts·TypeCommentary/editorial·DateOct 5, 2024

Revolutionizing textiles: Non-wood cellulose fibers take the spotlight

A recent study explores the feasibility of non-wood cellulose-based textiles, offering a promising direction for the industry. The research highlights the potential of agricultural residues and dedicated fiber crops as viable alternatives to wood-derived pulp.

SourceJournal of Bioresources and Bioproducts·JournalJournal of Bioresources and Bioproducts·TypeLiterature review·DateOct 5, 2024
Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

Promising cell therapy offers hope for relapsed or refractory T-cell leukaemia

A new CAR-T cell therapy targeting CD7 on leukaemia cells has shown promising results in treating T-ALL patients who have exhausted all standard treatment options. The therapy achieved complete remission in 16 out of 17 patients, with some remaining in remission for over five years.

SourceNational University of Singapore, Yong Loo Lin School of Medicine·JournalNature Medicine·DateOct 5, 2024

Chestnut tannin: A sustainable bioresource for diverse applications

Recent research highlights the multifaceted potential of chestnut tannin in various sectors, including its use as a replacement for antibiotics in animal feed and as a biostimulant and biofertilizer in agriculture. The compound's high biological activity is attributed to its ortho-phenolic groups.

SourceJournal of Bioresources and Bioproducts·JournalJournal of Bioresources and Bioproducts·TypeLiterature review·DateOct 5, 2024

Sustainable solutions: The rise of cellulose in water remediation

The review highlights the potential of cellulose-based materials in purifying wastewater without causing environmental harm. Cellulose can be converted into valuable products like hydrogels, aerogels, and nanocellulose for sustainable water remediation.

SourceJournal of Bioresources and Bioproducts·JournalJournal of Bioresources and Bioproducts·TypeLiterature review·DateOct 5, 2024

Biomass-derived antimicrobials: A leap towards sustainable solutions

Researchers have explored biomass-derived antibacterial agents as a sustainable alternative to conventional compounds. The study reveals the potential of these agents in various sectors, including cosmetics and healthcare, and discusses challenges and future perspectives for their application.

SourceJournal of Bioresources and Bioproducts·JournalJournal of Bioresources and Bioproducts·TypeLiterature review·DateOct 5, 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.

New molecule can mimic the effects of fasting and exercise

Researchers have developed a molecule called LaKe that can mimic the metabolic response to regular exercise and fasting by increasing lactate and ketone levels in the blood. This molecule has the potential to alleviate concentration difficulties, treat brain trauma, Parkinson's, and dementia, and improve overall health.

SourceAarhus University·JournalJournal of Agricultural and Food Chemistry·TypeExperimental study·DateOct 4, 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.

Addressing climate change and inequality: A win-win policy solution

A new study published in Nature Climate Change examines the distributional impacts of climate policies and climate risks. Implementing ambitious climate policies can reduce inequality by redistributing carbon revenues, lowering the Gini index by nearly 2 points.

SourceCMCC Foundation - Euro-Mediterranean Center on Climate Change·JournalNature Climate Change·DateOct 4, 2024

Multiple sclerosis: early warnings in the immune system

A study of identical twins found that CD8-positive T cells play a key role in the early stages of multiple sclerosis. The researchers discovered that these cells exhibit increased migration ability, promote inflammation and show activation markers, suggesting they are already embarking on their journey to the central nervous system. Th...

SourceLudwig-Maximilians-Universität München·JournalScience Immunology·DateOct 4, 2024

Bacteria-fighting viruses team up to treat drug-resistant superbugs

Researchers have developed a mixture of phages that can effectively treat antibiotic-resistant Klebsiella pneumoniae infections in mice. However, the effectiveness of these phages can vary depending on the bacteria's genetic factors and the presence of other phages and bacteria in the human body.

SourceUniversity of Chicago·JournalCell Host & Microbe·DateOct 4, 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.

Researchers seek to improve advanced pain management using AI for drug discovery

Researchers used AI to repurpose FDA-approved drugs for chronic pain treatment. The LISA-CPI framework identified compounds that can bind to specific pain receptors and modulate signaling effects. Studies are underway to validate these compounds in the lab, offering a promising approach to advanced pain management.

SourceCleveland Clinic·JournalCell Reports Medicine·DateOct 4, 2024

When dogs and humans find a common language

Researchers found that dogs slow down their speech rate when addressed by humans, while humans' speech rhythms meet in the middle. Dogs process human language only within the delta band (1-3 Hz) and with phonological content, debunking myths about prosody sensitivity.

SourceInstitut Pasteur·JournalPLOS Biology·TypeExperimental study·DateOct 4, 2024

‘Pac-Man effect’ offers precise control for advanced materials design

Rice researchers use a rapidly alternating magnetic field to create direction-dependent structures from superparamagnetic beads, offering precise control over material properties. The study reveals the importance of magnetic relaxation time in controlling particle interactions.

SourceRice University·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateOct 4, 2024

Antarctic ‘greening’ at dramatic rate

The Antarctic Peninsula has experienced a dramatic increase in vegetation cover over the last four decades, with satellite data showing an acceleration of 30% in recent years. This 'greening' trend is attributed to climate change and has significant implications for the region's ecosystem and environmental future.

SourceUniversity of Exeter·JournalNature Geoscience·DateOct 4, 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.

Federal government may be paying twice for care of veterans enrolled in Medicare Advantage plans

Researchers at Brown University found that the federal government may be paying more than $78 billion annually to care for U.S. military veterans enrolled in Medicare Advantage plans, raising questions about federal overpayments to those private plans. The study suggests that dual enrollment of some veterans could result in more federa...

SourceBrown University·JournalJAMA·TypeData/statistical analysis·DateOct 4, 2024

Black, Hispanic, and American Indian adolescents likelier than white adolescents to be tested for drugs, alcohol at pediatric trauma centers

A study by researchers at UCLA found that Black, Hispanic, and American Indian adolescents are more likely to be tested for drugs and alcohol than white adolescents at pediatric trauma centers. The study suggests that clinician biases may contribute to these disparities.

SourceUniversity of California - Los Angeles Health Sciences·JournalJAMA Network Open·TypeData/statistical analysis·DateOct 4, 2024

Researchers propose a new paradigm for economic performance and sustainability

Researchers introduce the 'prosocial market economy' as a model embedding cooperation, ethical behavior, and sustainability into organizational practices. This approach prioritizes collaboration and collective well-being, fostering long-term economic success and sustainability.

SourceUniversity of Turku·JournalQualitative Research in Accounting & Management·DateOct 4, 2024

Virginia Tech researchers publish real-time data to understand what happens when people lose their balance

Virginia Tech researchers publish real-time data to better understand what happens when people lose their balance. The study uses wrist-worn voice recorders to capture immediate, self-reported data from participants, providing a more reliable understanding of the circumstances surrounding balance loss among older adults.

SourceVirginia Tech·JournalJournal of the American Geriatrics Society·DateOct 4, 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.

Moffitt study unveils the role of gamma-delta T cells in cancer immunology

Researchers at H. Lee Moffitt Cancer Center & Research Institute analyzed gamma-delta T-cell receptor landscape across 11,000 tumors, providing insights into their role in patient outcomes and treatment efficacy. The study's findings suggest that diversity and clonality of gamma-delta T cells can significantly impact patient survival.

SourceH. Lee Moffitt Cancer Center & Research Institute·JournalCell·TypeObservational study·DateOct 4, 2024

Pterosaurs needed feet on the ground to become giants

A University of Leicester study has found that the ability to walk efficiently on the ground played a crucial role in determining how large pterosaurs could grow. Early pterosaurs were adapted for climbing, but later species developed changes to their hands and feet that allowed them to thrive on land, leading to some becoming gigantic.

SourceUniversity of Leicester·JournalCurrent Biology·DateOct 4, 2024

Groundbreaking wastewater treatment research led by Oxford Brookes targets global challenge of toxic ‘forever chemicals’

Researchers at Oxford Brookes University have developed a groundbreaking method to tackle the global challenge of toxic PFAS chemicals in water supplies. The new machine uses bubbles to remove these harmful substances, showing promising results with nearly a 36% degradation rate in just 30 minutes.

SourceOxford Brookes University·JournalChemical Engineering Journal·TypeExperimental study·DateOct 4, 2024

Gut bacteria engineered to act as tumor GPS for immunotherapies

Scientists engineered E. coli bacteria to express immune-activating cytokines, which induced potent immune responses in tumors. The bacteria acted as a 'tumor GPS' for mesothelin targeting CAR NK cells, enhancing treatment efficacy. Multiple hard-to-treat tumors responded well to this approach.

SourceDana-Farber Cancer Institute·JournalNature Biotechnology·DateOct 4, 2024

Life on Earth was more diverse than classical theory suggests 800 million years ago, a Brazilian study shows

A Brazilian study published in PNAS suggests that life on Earth was more diverse than classical theory suggests 800 million years ago, with multiple lineages of amoebae and ancestors of plants, algae, and animals already established. The study's findings challenge the long-held paradigm for the Neoproterozoic period and provide new ins...

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalProceedings of the National Academy of Sciences·DateOct 4, 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.

Experts propose key criteria to classify prebiotics

A new framework outlines essential criteria for establishing prebiotic status, emphasizing selective utilization, measurable health benefits, and safe use. The proposed guidelines aim to promote clarity and informed decision-making around prebiotic products.

SourceInternational Scientific Association for Probiotics and Prebiotics·JournalNature Reviews Gastroenterology & Hepatology·TypeCommentary/editorial·DateOct 4, 2024