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Science News Archive September 2023 - Page 31


Page 31 of 37

Previously unknown pathway to batteries with high energy, low cost and long life

Researchers at Argonne National Laboratory have discovered a previously unknown reaction mechanism that addresses the major shortcoming of lithium-sulfur batteries - their very short lifetimes. The new pathway prevents sulfur loss and performance decline in commercial-size cells, paving the way for more sustainable transportation options.

SourceDOE/Argonne National Laboratory·JournalNature·DateSep 7, 2023

Novel formulation boosts antimicrobial properties of the natural hand barrier

Researchers developed a long-lasting skin coating agent that kills pathogens on the hands, boosting the natural hand barrier. The agent retained high antimicrobial activity even two hours after application, and reduced survival time of coronaviruses and influenza viruses.

SourceKao Corporation (Japan)·JournalEnvironmental Technology & Innovation·TypeExperimental study·DateSep 7, 2023
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.

“Green nudges” greatly reduce single-use cutlery waste in China’s food delivery industry

A new study found that 'green nudges' significantly reduced single-use cutlery waste in China's food delivery industry, increasing environmentally friendly orders by 648%. The intervention of defaulting to 'no cutlery' options and rewarding customers for choosing eco-friendly options saved over 21.75 billion sets of SUC annually.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateSep 7, 2023

A secret passage for mutant protein to invade the brain

Researchers at Tokyo Medical and Dental University found that mutant α-synuclein protein propagates through the brain's lymphatic system in its monomeric state before aggregating, shedding light on Parkinson's disease progression. The study suggests targeting early events may limit disease progression.

SourceTokyo Medical and Dental University·JournalCell Reports·DateSep 7, 2023

Antidepressant use in people with both physical health problems and depression

A systematic review found that antidepressants are equally effective and safe for patients with both depression and physical health issues as those without. The study suggests that treating these patients with antidepressants can improve quality of life and reduce the course of physical disease.

SourceCharité - Universitätsmedizin Berlin·JournalJAMA Psychiatry·TypeSystematic review·DateSep 7, 2023
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.

Era of hydrogen-fueled vehicles to begin -- World-class technology technology for a 2-liter class hydrogen engine (or a passenger car hydrogen engine) capable of running entirely on hydrogen has been developed for the first time in the country

A new direct injection hydrogen engine developed in Korea can run entirely on hydrogen, reducing carbon dioxide emissions by 99% and fine dust by 90%. The engine's high thermal efficiency and power performance also help minimize harmful nitrogen oxide emissions.

SourceNational Research Council of Science & Technology·DateSep 7, 2023

Researchers grow embryonic humanized kidneys inside pigs for 28 days

Scientists have created chimeric embryos containing a combination of human and pig cells, which developed into structurally normal kidneys with 50-60% human cells. The researchers successfully grew humanized organs inside pigs, offering new possibilities for studying human development and developmental diseases.

SourceCell Press·JournalCell Stem Cell·TypeExperimental study·DateSep 7, 2023
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.

Classic Georgia accent fading fast

Researchers found that white English speakers' accents have shifted away from traditional Southern pronunciation since Generation X. The study, published in Language Variation and Change, used archived and new recordings to analyze vowel patterns, finding distinct changes between baby boomers and Gen X.

SourceUniversity of Georgia·JournalLanguage Variation and Change·DateSep 7, 2023

Many people have biased perceptions of EDI leaders

A recent study from the UBC Sauder School of Business found that people's perceptions of EDI leaders are influenced by racial stereotypes. Participants in the study were asked to identify necessary traits for EDI leaders and associate different traits with various racial groups, revealing a strong bias towards non-white individuals bei...

SourceUniversity of British Columbia·JournalJournal of Applied Psychology·TypeExperimental study·DateSep 7, 2023

HIV : Two autopsies reveal some secrets

A Canadian research team has identified the locations of HIV reservoirs in the body, revealing that they are concentrated in the spleen and lymph nodes. The discovery provides a potential window of opportunity for targeting these reservoirs with future therapies.

SourceUniversity of Montreal Hospital Research Centre (CRCHUM)·JournalCell Reports·TypeExperimental study·DateSep 7, 2023
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 contributes to better quantum error correction

Researchers from RIKEN Center for Quantum Computing have used machine learning to perform efficient quantum error correction using an autonomous system that can determine the best corrections despite being approximate. Machine learning plays a crucial role in addressing large-scale quantum computation and optimization challenges.

SourceRIKEN·JournalPhysical Review Letters·TypeComputational simulation/modeling·DateSep 7, 2023

Cyberbullying linked to eating disorder symptoms in US adolescents

A new study from the University of Toronto finds that cyberbullying is associated with binge eating, weight gain worries and body image distress among 10-14 year olds. The study suggests that limiting social media that encourages eating disorders and appearance comparisons can help prevent these issues.

SourceUniversity of Toronto·JournalInternational Journal of Eating Disorders·TypeData/statistical analysis·DateSep 7, 2023

Take a deep breath: early detection of vascular disease in chronic lung disease of premature infants

Researchers at Helmholtz Munich developed a non-invasive method using MR imaging to detect early signs of vascular disease associated with chronic pulmonary impairment in premature infants. The study presents a new tool for risk stratification and potential prevention of complications later in life.

SourceHelmholtz Munich (Helmholtz Zentrum München Deutsches Forschungszentrum für Gesundheit und Umwelt (GmbH))·JournalEuropean Respiratory Journal·TypeExperimental study·DateSep 7, 2023

New compound unleashes the immune system on metastases

Researchers developed nanoparticles that accumulate in cancer cells and eliminate them after photoactivation, also labeling immune cells to target similar cells throughout the body. This technology has shown promise in treating mice with implanted human tumor cells and could lead to a new treatment approach for metastatic cancers.

SourceRuhr-University Bochum·JournalNature Communications·DateSep 7, 2023
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.

Sahmyook University researchers uncover molecular pathways underlying depression

A study published in Brain, Behavior, and Immunity found that inflammation-related genes play a significant role in depression. The researchers discovered correlations between immune-related genes, DNA methylation patterns, and brain structure abnormalities in patients with major depressive disorder.

SourceSahmyook University·JournalBrain Behavior and Immunity·TypeExperimental study·DateSep 7, 2023

Study seeks to explain widespread inequality for developing diabetes mellitus following gestational diabetes

A new study by Columbia University's Mailman School of Public Health reveals substantial racial and ethnic inequities in developing type 2 diabetes after gestational diabetes. The findings show a fourfold increased risk among Black individuals, with 18.5% incidence rate, compared to 5% in White individuals.

SourceColumbia University's Mailman School of Public Health·JournalObstetrics and Gynecology·DateSep 7, 2023

Implantable device enables earlier detection of kidney transplant failure in rats

Researchers developed an implantable bioelectronic device to monitor thermal characteristics of the kidney, detecting inflammation and perfusion issues associated with rejection. The device identified onset of rejection ~3 days before blood biomarkers in non-treated rats and ~2-3 weeks earlier in immunosuppressed animals.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateSep 7, 2023
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.

Measurement campaign on small-scale variability of sunlight in the USA successfully concluded

A global network of radiation sensors measured incoming sunlight at 60 locations in Oklahoma, providing important climate data for efficient use of weather satellites and photovoltaic systems. The campaign complements previous data sets and aims to improve short-term forecasts of sunlight for renewable energy.

SourceLeibniz Institute for Tropospheric Research (TROPOS)·TypeObservational study·DateSep 7, 2023

Amsterdam UMC study finds elite athletes safely return to top-level sports after COVID-19: no issues found in more than 2 years of follow-up

A study from Amsterdam UMC followed over 250 elite athletes who had contracted COVID-19 and found no severe heart issues impacting their careers. Despite some athletes showing slightly elevated resting heart rates, there were no significant differences in overall heart function or ventricular arrhythmias.

SourceAmsterdam University Medical Center·JournalHeart·TypeRandomized controlled/clinical trial·DateSep 7, 2023

Faulkner to be honored by American Heart Association

Jessica Faulkner, a physiologist at the Medical College of Georgia, has been awarded the Harry Goldblatt Award from the American Heart Association's Hypertension Council. Her research focuses on the role of leptin in preeclampsia and obesity-associated cardiovascular disease in women.

SourceMedical College of Georgia at Augusta University·DateSep 7, 2023
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.

Echoes of extinctions: Novel method unearths disruptions in mammal trait-environment relationships

A team of researchers used a novel methodology to investigate the impact of large mammal extinctions on their environments. They found that earlier biodiversity losses did not necessarily hinder mammal community functioning, but later losses were linked to changes in climate and vegetation patterns.

SourceGeorgia Institute of Technology·JournalNature Communications·TypeExperimental study·DateSep 7, 2023

Cold weather may pose challenges to treating high blood pressure

Research found that cold weather slightly increases blood pressure and decreases blood pressure control rates during winter months. Participants' systolic blood pressure increased by up to 1.7 mm Hg in the winter months compared to summer, while blood pressure control rates decreased by up to 5%.

SourceAmerican Heart Association·DateSep 7, 2023
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.

NTU Singapore scientists develop new method to recover high-purity silicon from expired solar panels for upcycling into lithium-ion batteries

Researchers have devised an efficient method of recovering high-purity silicon from expired solar panels, which can help meet the increasing global demand for electric vehicles. The new extraction method using phosphoric acid achieved a recovery rate of 98.9% and purity of 99.2%, comparable to existing methods.

SourceNanyang Technological University·JournalSolar Energy Materials and Solar Cells·TypeExperimental study·DateSep 7, 2023

Culture-friendly therapies for treating anxiety and depression in Japanese youth

Researchers found that culturally adapted Cognitive-Behavioral Therapies (CBT) are effective in treating anxiety and depression in Japanese youth. The studies highlight the importance of cultural adaptation, user-centered design, and careful implementation of CBT programs to improve learning and treatment outcomes.

SourceDoshisha University·JournalClinical Child and Family Psychology Review·TypeLiterature review·DateSep 7, 2023
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.

Specialized T cells in the brain slow progression of Alzheimer’s disease

Researchers at St. Jude Children's Research Hospital discovered a subset of immune cells that slows Alzheimer's disease progression by interacting with microglia. The cells, called CD8+ T cells, use a molecular handshake to signal to the microglia to stop causing uncontrolled inflammation, which in turn slows plaque growth and symptoms.

SourceSt. Jude Children's Research Hospital·JournalNature Immunology·DateSep 7, 2023

Study suggests energy-efficient route to capturing and converting CO2

Researchers at MIT developed an electrochemical process that captures and converts CO2 in a single step, reducing energy consumption. The system can be powered by renewable electricity, making it suitable for industrial processes with no obvious renewable alternative.

SourceMassachusetts Institute of Technology·JournalACS Catalysis·DateSep 7, 2023
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.

Stability inspection for West Antarctica shows: marine ice sheet is not destabilized yet, but possibly on a path to tipping

Researchers found no indication of irreversible retreat in West Antarctica's ice sheet, but warn that current climate conditions could trigger slow and certain loss of ice over hundreds to thousands of years. The study suggests that even with no additional warming, an irreversible collapse is possible in 300-500 years.

SourcePotsdam Institute for Climate Impact Research (PIK)·JournalThe Cryosphere·TypeComputational simulation/modeling·DateSep 7, 2023

How bright-light treatment improves sleep in stressed mice

Researchers identified the neural pathway behind chronic stress-induced sleep disturbances and found that bright-light treatment counteracts these effects by targeting the lateral habenula. The study reveals a critical connection between the habenula and the rostromedial tegmental nucleus, which is essential for regulating non-REM sleep.

SourcePLOS·JournalPLOS Biology·DateSep 7, 2023

New cosmological constraints on the nature of dark matter

Researchers used ALMA to study gravitational lens system MG J0414+0534, detecting dark matter distribution fluctuations down to 30,000 light-years. The observed distribution is consistent with models for slow-moving dark matter particles.

SourceNational Institutes of Natural Sciences·JournalThe Astrophysical Journal·TypeObservational study·DateSep 7, 2023

A finer picture of global migration reveals complex patterns

A new study published in Nature Human Behaviour shows that socio-economic factors play a larger role than climate in driving net-migration patterns worldwide. The researchers created a high-resolution dataset of net-migration over the past two decades to inform policy-making and fuel further research.

SourceAalto University·JournalNature Human Behaviour·DateSep 7, 2023
Fluke 87V Industrial Digital Multimeter

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

Biochar-infused concrete: a green solution for corporate sustainability

Using biochar in cement enhances mechanical properties and contributes to sustainability objectives, reducing the need for traditional cement content. This study provides an overview of biochar's suitability as a sustainable additive in cement, promoting environmentally beneficial outcomes.

SourceCactus Communications·JournalCement and Concrete Composites·TypeLiterature review·DateSep 7, 2023

CAR-T-cell therapy without side effects? Hollings researchers show results in preclinical models

Researchers at Hollings Cancer Center have made a breakthrough in CAR-T-cell therapy by eliminating the need for lymphodepleting chemotherapy, which reduces the risk of severe side effects. In preclinical models, their method showed promising results in controlling cancer and creating memory cells trained on specific proteins.

SourceMedical University of South Carolina·JournalMolecular Therapy·DateSep 7, 2023
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.

Elucidating the mechanism of aripiprazole action in treating circadian rhythm sleep disorders

Researchers at University of Tsukuba found that aripiprazole modulates the mammalian central circadian clock by disrupting synchronization among clock neurons and enhancing responsiveness to light stimuli in mice. This discovery expands the potential clinical usage of aripiprazole as a treatment for circadian rhythm sleep disorders.

SourceUniversity of Tsukuba·JournalFrontiers in Neuroscience·DateSep 7, 2023

Psilocybin – a promising therapy for treatment-resistant depression?

Research suggests that psilocybin can lead to lasting reductions in depression symptoms by increasing openness to experience and promoting brain network flexibility. Clinical trials have demonstrated positive effects of psilocybin in treating psychiatric disorders, including major depressive disorder and treatment-resistant depression.

SourceWolters Kluwer Health·JournalJournal of Psychiatric Practice·DateSep 7, 2023

West Antarctic ice sheet has not reached its tipping point towards irreversible collapse – yet, new research finds

New research from Northumbria University suggests that the West Antarctic ice sheet has not yet reached a tipping point towards irreversible collapse. The study, which used three different computer models to simulate the ice sheet's behavior, found that large-scale, irreversible ice loss in Antarctica is possible but not imminent.

SourceNorthumbria University·JournalThe Cryosphere·TypeComputational simulation/modeling·DateSep 7, 2023

$30 million NSF grant supports transformative whole-cell modeling

The NSF Science and Technology Center for Quantitative Cell Biology will create whole-cell models to transform understanding of cell function. The center will use cutting-edge imaging and simulation tools, including Minecraft, to advance research into gene expression, metabolism, and division.

SourceBeckman Institute for Advanced Science and Technology·DateSep 7, 2023
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.

High levels of depression found among Canadian older adults with cancer during the COVID-19 pandemic

A new study published in Cancer Management and Research found that 1 in 8 older adults with a history of cancer experienced depression for the first time during the early stages of the pandemic. Those with functional limitations, family conflict, and women were particularly vulnerable to depression.

SourceUniversity of Toronto·JournalCancer Management and Research·TypeObservational study·DateSep 7, 2023

Revolutionizing lithium production on a string

Researchers at Princeton University developed a novel lithium extraction method using porous fibers to concentrate and separate lithium from saltwater. This technique reduces land and water usage compared to traditional methods, making it an environmentally friendly solution for meeting growing energy demands.

SourcePrinceton University, Engineering School·JournalNature Water·TypeExperimental study·DateSep 7, 2023

Dog diversity unveiled by international DNA database

A new study published in Genome Biology analyzed the genomes of 2000 dogs from 321 breeds, revealing 25 major groups that match expected breed origins. The research found significant genetic variation among breeds, with wolves exhibiting 14% more variation than dogs.

SourceMichigan Medicine - University of Michigan·JournalGenome Biology·DateSep 7, 2023