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Science News for October 7, 2024


Gut hormones could hold the key to fighting fatty liver disease

Researchers found that intestinal absorption of fats plays a crucial role in preventing diet-induced fatty liver disease. The absence of gut hormones, such as proglucagon-derived peptides, prevents fat accumulation by reducing lipid absorption from the intestines.

SourceFujita Health University·JournalNutrients·TypeExperimental study·DateOct 7, 2024

How cells maintain their central processing unit for cell division

Researchers at MPI unveiled PLK1's crucial role in replenishing CENP-A proteins per centromere, a process critical for cell division. PLK1 initiates a cascade of events by binding to specific machinery components and inducing phosphorylation changes.

SourceMax Planck Institute of Molecular Physiology·JournalScience·TypeExperimental study·DateOct 7, 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.

First report of its kind describes HIV reservoir landscape in breast milk

Researchers evaluated HIV reservoir in breast milk cells of two women living with HIV, detecting very low levels of cellular HIV DNA. The study's findings support revised recommendations on infant feeding by people with HIV in high resource settings.

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·TypeNews article·DateOct 7, 2024

A novel method to produce hydrogen using facet-selective, 1nm cocatalysts

Researchers from Tohoku University developed a novel method to produce hydrogen using ultrafine Rh-Cr mixed-oxide cocatalysts with facet-selective loading. This approach achieved 2.6 times higher water-splitting photocatalytic activity, paving the way for a more abundant, green energy source.

SourceTohoku University·JournalJournal of the American Chemical Society·DateOct 7, 2024

George Mason researchers conducting AI exploration for snow water equivalent

Researchers at George Mason University are developing an AI-powered system to predict snow water equivalent (SWE) forecasts, utilizing graph neural network-based models and physics-based constraints. The project aims to create more accurate and reliable SWE forecasts by capturing detailed snow accumulation and melt processes.

SourceGeorge Mason University·DateOct 7, 2024

Scurvy: Not just an 18th-century sailors’ disease

A case study of a 65-year-old woman with scurvy highlights the need to consider vitamin C deficiency in patients with restrictive eating patterns and limited social support. Vitamin C deficiency is more common than expected, especially among those with low socioeconomic status or substance use disorders.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·TypeCase 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.

Texting while walking puts pedestrians in danger: UBC study

A UBC study analyzing pedestrian interactions with vehicles on busy streets found that distracted pedestrians face higher safety risks compared to undistracted road users. Distracted pedestrians remained unaware of their surroundings, making fewer adjustments to their path or speed.

SourceUniversity of British Columbia·JournalAccident Analysis & Prevention·TypeComputational simulation/modeling·DateOct 7, 2024

Immune-based treatment gets a boost to its cancer-fighting superpowers

A UCLA team has unveiled a powerful tool to overcome limitations in CAR-T cell therapy by mimicking natural interactions between immune cells. The new platform facilitates a high capacity for stimulating T cells to reproduce while preserving their versatility and potency.

SourceCalifornia NanoSystems Institute·JournalNature Nanotechnology·TypeExperimental study·DateOct 7, 2024

AI and quantum mechanics team up to accelerate drug discovery

Researchers created SmartCADD, an AI-powered virtual tool combining quantum mechanics and Computer Assisted Drug Design techniques. The tool speeds up the screening of chemical compounds, significantly reducing drug discovery timelines and identifying promising HIV drug candidates.

SourceSouthern Methodist University·JournalJournal of Chemical Information and Modeling·TypeComputational simulation/modeling·DateOct 7, 2024

NASA: new insights into how Mars became uninhabitable

Researchers used instruments on board Curiosity to measure the isotopic composition of carbon-rich minerals and discovered extreme evaporation, suggesting a climate that could only support transient liquid water. This finding rules out life on Mars' surface but leaves open the possibility of an underground biosphere.

SourceNASA/Goddard Space Flight Center·JournalProceedings of the National Academy of Sciences·TypeObservational study·DateOct 7, 2024

Better-prepared emergency departments could save kids’ lives cost-effectively, Stanford Medicine-led study finds

A new study by Stanford Medicine found that upgrading emergency departments to be more prepared for pediatric care could save children's lives and reduce costs. The research team analyzed data from hundreds of hospitals in 11 states and found that doing so would cut deaths of pediatric emergency patients by almost half.

SourceStanford Medicine·JournalHealth Affairs·TypeData/statistical 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.

Study finds common breast cancer treatments may speed aging process

A new study found that common breast cancer treatments, including chemotherapy, radiation, and surgery, can increase expression of aging markers in breast cancer survivors. The study suggests that these treatments can have a more extensive impact on the body than previously thought, leading to accelerated biological aging.

SourceUniversity of California - Los Angeles Health Sciences·JournalJNCI Journal of the National Cancer Institute·DateOct 7, 2024

Bias found when drug manufacturers fund clinical trials

A recent study found that psychiatric drugs are 50% more effective in clinical trials funded by the manufacturer compared to those sponsored by other groups. The researcher attributed this phenomenon to the sponsorship effect, which is reduced by 20% when unpublished trials are included in the analysis. Preregistration has helped reduc...

SourceOhio State University·JournalJournal of Political Economy·TypeData/statistical analysis·DateOct 7, 2024

Ultra-powered MRI scans show damage to brain’s ‘control center’ is behind long-lasting Covid-19 symptoms

Damage to the brainstem, the brain's control centre, is behind long-lasting physical and psychiatric effects of severe Covid-19 infection. Researchers used ultra-high-resolution scanners to observe the damaging effects of Covid-19 on the brain, finding inflammation in key regions associated with breathlessness, fatigue and anxiety.

SourceUniversity of Cambridge·JournalBrain·DateOct 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.

Using mice to understand the link between prostate cancer and gut bacteria

A recent study published in The Prostate used genetically modified mice to investigate the relationship between gut dysbiosis and prostate cancer. The researchers found that both humans and mice exhibited marked differences in their gut microbiome composition, with certain bacteria positively associated with prostate cancer. Additional...

SourceKindai University·JournalThe Prostate·TypeObservational study·DateOct 7, 2024

A new study reveals a key mechanism driving atherosclerosis in Hutchinson-Gilford Progeria Syndrome

A team of researchers has identified the activation of the YAP/TAZ pathway as a major contributor to atherosclerosis in patients with Hutchinson-Gilford progeria syndrome. This discovery sheds light on the vascular problems faced by HGPS patients and opens up potential new avenues for treatment.

SourceCentro Nacional de Investigaciones Cardiovasculares Carlos III (F.S.P.)·JournalJournal of Clinical Investigation·TypeExperimental study·DateOct 7, 2024

Brain network study reveals clues about dementia’s behavior changes

A recent study found that tau protein buildup disrupts the salience network, a crucial communication network in the brain, leading to behavioral changes. The study used advanced medical imaging to analyze the brains of 128 people with early-stage dementia and showed a strong association between tau disruption and behavioral symptoms.

SourceMichigan Medicine - University of Michigan·TypeObservational study·DateOct 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.

For preteens, more screen time is tied to depression, anxiety later

A study by UC San Francisco found that more screen time is associated with severe symptoms of depression, anxiety, inattention, and aggression in 9-10 year olds. The effects were small but consistent, with activities like video chatting and playing video games strongly linked to depressive symptoms.

SourceUniversity of California - San Francisco·JournalBMC Public Health·DateOct 7, 2024

The way sensory prediction changes under anesthesia tells us how conscious cognition works

Researchers found that conscious thought requires synchronized communication—mediated by brain rhythms in specific frequency bands—between basic sensory and higher-order cognitive regions of the brain. Under anesthesia, communication was lost, highlighting the key role of frontal areas in consciousness.

SourcePicower Institute at MIT·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateOct 7, 2024

Arm position and blood pressure readings

A crossover randomized clinical trial found that using lap or side positions for blood pressure readings leads to substantial overestimation. This misdiagnosis could have serious consequences, particularly for patients with hypertension.

SourceJAMA Network·JournalJAMA Internal Medicine·DateOct 7, 2024

New study eases concerns over possible “doomsday” asteroid swarm

Astronomers have reduced concerns about a potentially hazardous asteroid swarm near Earth after discovering fewer large space rocks than previously thought. The study found only a handful of asteroids, likely less than 14, that fit the large size class, suggesting a smaller parent object and reducing the risk of extinction-level events.

SourceUniversity of Maryland·DateOct 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.

Autobiographical memory in the digital age: Our lives in the mirror of our data

Researchers explore the influence of digital resources on autobiographical memory, highlighting its potential benefits, such as supporting people with memory difficulties, and risks, like manipulation through deepfakes. The study aims to better understand the interplay between recorded data and memories stored in our minds.

SourceUniversity of Würzburg·JournalPsychological Inquiry·TypeCommentary/editorial·DateOct 7, 2024

Revising Medicare Part D prescription drug policy could save billions

Removing protected class regulation from Medicare Part D policies could reduce US prescription drug spending, potentially saving $47 billion between 2011-2019. The study found that rebates for protected classes of drugs grew at a slower pace than non-protected classes.

SourceWeill Cornell Medicine·JournalHealth Affairs·DateOct 7, 2024
Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

Jefferson Lab physicists named APS Fellows

Four Jefferson Lab staff members have been named APS Fellows for their exceptional contributions to physics, including innovative particle accelerator design and world-leading research on quarks. The American Physical Society recognizes fellows who have made significant impacts on the field of physics.

SourceDOE/Thomas Jefferson National Accelerator Facility·DateOct 7, 2024

How a common economic theory could help save endangered frogs

A new study applies modern portfolio theory to conserve the coquí llanero frog by diversifying investments and managing risk under future climate uncertainty. The analysis suggests that relying on existing protected areas may not be enough to mitigate climate risks, and investing in additional habitats could be worth the cost.

SourceNorth Carolina State University·JournalFrontiers in Conservation Science·TypeData/statistical analysis·DateOct 7, 2024

What turns bacteria into spirals?

A team of researchers discovered a mechanism that determines the spiral shape of Rhodospirillum bacteria, revealing a novel link between cell shape and fitness. The study found that an outer membrane porin-lipoprotein complex modulates elongasome movement to establish cell curvature in R. rubrum.

SourceMax-Planck-Gesellschaft·JournalNature Communications·DateOct 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.

British adults healthier in midlife than US peers

A new study reveals that British adults in their 30s and 40s tend to have better cardiovascular health than American counterparts in midlife, despite higher rates of smoking. However, significant socioeconomic inequalities in health persist in both countries, with the US exhibiting wider disparities for diabetes and smoking.

SourceUniversity of North Carolina at Chapel Hill·JournalInternational Journal of Epidemiology·DateOct 7, 2024

Fairness attitudes in children

Research shows that girls are more compassionate than boys, while both exhibit envy when a boy receives more. However, boys display spite towards other boys and tend to share with girls more than others. Gendered differences in fairness attitudes emerge in young children.

SourceHeinrich-Heine University Duesseldorf·JournalCommunications Psychology·DateOct 7, 2024

Whale shark shipping collisions may increase as oceans warm

A new study published in Nature Climate Change predicts that global warming will lead to increased co-occurrence of whale sharks and large ships, potentially increasing the likelihood of ship strikes. The research found that some newly suitable habitats overlapped with busy shipping routes, threatening the already endangered species.

SourceUniversity of Southampton·JournalNature Climate Change·DateOct 7, 2024

Harnessing natural killer T cells to advance cancer immunotherapy for solid tumors

Researchers have discovered a novel immunotherapy approach using natural killer T cells to combat solid tumors. By targeting tumor-associated macrophages and promoting systemic immune responses, CAR-natural killer T cells demonstrate superior antitumor activity compared to traditional CAR-T therapy.

SourceUniversity of North Carolina Health Care·JournalNature Cancer·TypeExperimental study·DateOct 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.

Study explores novel therapeutic treatment for glioblastoma

A study by Ohio State University researchers found that combining pimozide with CB-839 can effectively suppress glioblastoma growth by blocking lipid production and starvation of tumor cells. This innovative combination may also hold promise for treating other cancers relying on glutamine and lipids.

SourceOhio State University Wexner Medical Center·JournalCell Reports Medicine·TypeRandomized controlled/clinical trial·DateOct 7, 2024

Space oddity: Most distant rotating disc galaxy found

Astronomers have detected the most distant Milky-Way-like galaxy, REBELS-25, with a rotation and structure similar to our own galaxy. The galaxy is estimated to be 700 million years old, challenging current understanding of galaxy formation.

SourceESO·JournalMonthly Notices of the Royal Astronomical Society·DateOct 7, 2024

Should men and women eat different breakfasts to lose weight?

A new study from the University of Waterloo suggests that men and women should eat different breakfasts to lose weight. The research found that men's metabolisms respond better to high-carbohydrate meals after fasting, while women are better served by higher-fat meals.

SourceUniversity of Waterloo·JournalComputers in Biology and Medicine·DateOct 7, 2024

Study finds telehealth effective for HIV patients

A Rutgers Health study suggests telehealth is a viable long-term option for people living with HIV, maintaining treatment regimens and health outcomes. Researchers found that 69.2% of participants accessed healthcare via telehealth, with 92.4% rating the quality as 'excellent' or higher.

SourceRutgers University·JournalJournal of the Association of Nurses in AIDS Care·TypeSurvey·DateOct 7, 2024

Targeting failure with new polymer technology to enhance sustainability

Researchers at Arizona State University have developed a new polymer that provides insights into material response to high-speed impacts. The study reveals the formation of Mach cones, acoustic waves that travel faster than sound, allowing scientists to visualize subsurface distortions in materials.

SourceArizona State University·JournalNature Communications·TypeExperimental study·DateOct 7, 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.

Reducing herbivore damage using biodiversity instead of insecticide

Researchers developed a new method to analyze interactions between neighboring plant individuals, identifying genes involved in associative resistance. Mixing different plant genotypes reduced herbivore damage by up to 24.8% compared to planting individual genotypes.

SourceUniversity of Zurich·JournalNature Communications·TypeExperimental study·DateOct 7, 2024

Fear of childbirth is associated with shorter duration of breastfeeding

A new Finnish study reveals that women with a fear of childbirth have a significantly shorter breastfeeding duration. The research found that fear of childbirth is associated with a three times higher risk of not meeting the recommended six-month exclusive breastfeeding period.

SourceUniversity of Eastern Finland·JournalBreastfeeding Medicine·DateOct 7, 2024

Benzoyl peroxide acne drugs lack stability and degrade into carcinogenic benzene including when kept at room temperature, new study

A new study found that benzoyl peroxide acne treatments lack stability and degrade into carcinogenic benzene when exposed to heat, UV light, or stored at room temperature. Refrigeration may be a practical solution to minimize unnecessary exposure until safer formulations are developed.

SourceElsevier·JournalJournal of Investigative Dermatology·TypeExperimental study·DateOct 7, 2024

Food deserts, limited access to transportation linked to more complications among preschool children with SCD

A new study found that preschool-aged children with sickle cell disease who live in food deserts and have limited access to transportation are at greater risk for acute complications and hospitalizations. Living in a household located more than one mile from a supermarket was associated with a 44% increase in hospitalizations.

SourceAmerican Society of Hematology·JournalBlood Advances·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.

Coral protection, a human right

A study proposes declaring coral protection a human right to save coral reefs from extinction. The measure would speed up coral protection and have dramatic consequences for millions of marine species and humans.

SourceUniversity of Konstanz·JournalGlobal Change Biology·DateOct 7, 2024

Scientists decode black widow spider venom

Researchers at the University of Münster deciphered the structure of α-latrotoxin, a potent neurotoxin that interferes with nervous system transmission. The toxin forms calcium-permeable membrane pores, inducing muscle contractions and spasms.

SourceUniversity of Münster·JournalNature Communications·TypeImaging analysis·DateOct 7, 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.

Plenty more fish in the sea? Environmental protections account for around 10 percent of fish stocks on coral reefs

A recent study from the University of Sydney found that international conservation efforts account for approximately 10 percent of fish biomass on coral reefs. Increasing Marine Protected Areas and implementing fisheries restrictions are key to sustaining fish populations, but more work is needed to meet the 30x30 initiative.

SourceUniversity of Sydney·JournalProceedings of the National Academy of Sciences·TypeData/statistical analysis·DateOct 7, 2024

Research shows need for guideline adjustment when treating variceal bleeding

Researchers found that patients had the same success rate when treated for 24 hours compared to 72 hours, with no difference in need for transfusion, ventilation, or vasopressors. This suggests that shorter octreotide therapy may be sufficient and could help reduce hospital stays and costs.

SourceMedical University of South Carolina·JournalThe American Journal of the Medical Sciences·DateOct 7, 2024

Regenstrief researcher awarded $1.9 million CDC grant

Dr. Jill Inderstrodt leads a multidisciplinary team to integrate clinical, administrative, and public health data to track individuals with congenital heart defects and improve their long-term outcomes. The grant aims to enhance the care and support of those living with CHD throughout their lives.

SourceRegenstrief Institute·DateOct 7, 2024

Singapore families show high resilience during pandemic

A new study by NUS Medicine reveals that Singaporean families with young children successfully adapted to the pandemic's challenges, with 31% showing economic security and relational strengthening. Families with strong relational factors, such as maternal self-efficacy and quality family time, demonstrated higher relational resilience.

SourceNational University of Singapore, Yong Loo Lin School of Medicine·JournalJournal of Marriage and Family·TypeCommentary/editorial·DateOct 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.

Can plants remove micro- and nanoplastics from the environment?

Research suggests that plants can be used as an eco-friendly tool to collect and degrade plastic particles in natural ecosystems. Various plants have been found to absorb or adsorb micro- and nanoparticles through their roots or leaves, making them suitable for use as filters in wetlands or along highways.

SourceUniversity of Southern Denmark·JournalEco-Environment & Health·TypeExperimental study·DateOct 7, 2024

Head gets in the way of recovery – new research

Research has shown that people with hip osteoarthritis are unable to activate their muscles as efficiently due to the brain's inhibitory response. Dr. Myles Murphy and his team investigated muscle function in patients with hip osteoarthritis, finding a strong correlation between muscle activation and joint degeneration.

SourceEdith Cowan University·JournalSports Medicine and Health Science·TypeRandomized controlled/clinical trial·DateOct 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.

Cancer biologists discover a new mechanism for an old drug

A new study found that 5-fluorouracil kills cells by interfering with RNA synthesis, not DNA damage. The findings suggest that combining 5-FU with drugs affecting RNA synthesis could make it more effective in patients with gastrointestinal cancers.

SourceMassachusetts Institute of Technology·JournalCell Reports Medicine·DateOct 7, 2024

Brain’s waste-clearance pathways revealed for the first time

A new study has definitively revealed the presence of an efficient waste-clearance system within the human brain, showing that cerebrospinal fluid flows through specific pathways to clear metabolic wastes generated by brain energy. Lifestyle measures and medications can maintain and enhance this system.

SourceOregon Health & Science University·JournalProceedings of the National Academy of Sciences·TypeImaging analysis·DateOct 7, 2024

Macaques give birth more easily than women: no maternal mortality at birth

A recent study published in PNAS found that Japanese macaques do not experience maternal mortality during childbirth despite having a similar pelvis-to-head ratio to humans. The researchers believe that the flexibility of their pelvic girdle and birth dynamics may be key factors contributing to this lack of risk.

SourceUniversity of Vienna·JournalProceedings of the National Academy of Sciences·DateOct 7, 2024

Despite medical advances, life expectancy gains are slowing

A recent study published in Nature Aging suggests that life expectancy gains are slowing down due to the detrimental effects of aging. The study found that life expectancy has increased only an average of six and a half years since 1990, contradicting some scientists' expectations.

SourceUniversity of Illinois Chicago·JournalNature Aging·DateOct 7, 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.

Penn Nursing study finds link between nurse work environment quality and COVID-19 mortality disparities

A new Penn Nursing study found a strong association between the quality of the nurse work environment and COVID-19 mortality rates among socially vulnerable Medicare beneficiaries. Hospitals with high-quality nurse work environments were associated with reduced COVID-19 mortality among these patients.

SourceUniversity of Pennsylvania School of Nursing·JournalINQUIRY The Journal of Health Care Organization Provision and Financing·DateOct 7, 2024

Gatling conducting digitization project

Benjamin Gatling is digitizing the archive of the Folklore Fund at the Rudaki Institute in Dushanbe, Tajikistan. The collection uniquely preserves Tajikistan's cultural patrimony and provides a key resource for researchers studying historical practices.

SourceGeorge Mason University·DateOct 7, 2024

Low stream diatom biodiversity potentially decreasing stream oxygen production in remote islands

Research finds that low stream diatom biodiversity on islands may decrease oxygen production due to reduced biodiversity. This could have implications for freshwater ecosystems and the animals that depend on them. The study examines how island location, age, and distance from continents affect diatom diversity and oxygen levels.

SourceUniversity of Helsinki·JournalGlobal Ecology and Biogeography·TypeExperimental study·DateOct 7, 2024
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.

Stopping off-the-wall behavior in fusion reactors

Researchers at PPPL have found that adding boron powder to a tokamak's plasma can shield the wall from tungsten atoms, preventing cooling and sustaining fusion reactions. Computer modeling suggests the powder may only need to be sprinkled from one location for effective distribution.

SourceDOE/Princeton Plasma Physics Laboratory·DateOct 7, 2024

New species of clearwing moth from Guyana discovered in Wales

A new species of clearwing moth has been identified from specimens found by a traveler returning from Guyana to the UK. The discovery was made possible through community science efforts involving a young ecologist and a photographer, leading to DNA sequencing and identification as Carmenta brachyclados.

SourcePensoft Publishers·JournalNota Lepidopterologica·DateOct 7, 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.

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

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
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.

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
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.

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
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.

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
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.

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

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
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.

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