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Science News Archive December 2022 - Page 5


Page 5 of 31

Young people want trustworthy mental health apps, a study suggests

A study suggests young people are hesitant to use digital mental health resources due to lack of trust in their effectiveness. Researchers found that perceived ease of use and mental health need did not significantly impact intentions to use a resource.

SourceUniversity of Edinburgh·JournalHealth Policy and Technology·DateDec 21, 2022

Turncoat T cells: When exhausted, cancer-fighting T cells may switch sides

Researchers at the University of Pittsburgh discovered that exhausted cancer-fighting T cells can become immunosuppressive when working in low-oxygen tumor environments. Targeting these conditions can reinvigorate these cells, improving response to immune-based cancer therapies.

SourceUniversity of Pittsburgh·JournalNature Immunology·TypeExperimental study·DateDec 21, 2022

Palau’s Rock Islands harbor heat-resistant corals

Scientists have identified genetic subgroups of a common coral species in Palau's Rock Islands that exhibit remarkable tolerance to extreme heat. The corals' larvae travel from their birthing grounds to the outer reef, where they survive and maintain their heat tolerance.

SourceWoods Hole Oceanographic Institution·JournalCommunications Biology·TypeObservational study·DateDec 21, 2022
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.

Speech register switching causes brain to struggle with comprehension

Researchers found that brains process register-incongruent words similarly to semantic anomalies, requiring additional effort. Listening to sentences with stylistically out-of-context words elicits the N400 component, indicating increased cognitive load.

SourceNational Research University Higher School of Economics·JournalJournal of Neurolinguistics·DateDec 21, 2022

What it would take to discover life on Saturn's icy moon Enceladus

A new study suggests that an orbiting space probe could provide definitive answers about the presence of life on Enceladus' ocean. The team mapped out how a hypothetical mission could gather data from the moon's plumes, which are thought to contain organic molecules and methane.

SourceUniversity of Arizona·JournalThe Planetary Science Journal·TypeComputational simulation/modeling·DateDec 21, 2022

A mathematical model shows a global trend towards mutualism between species

A new mathematical model has found a clear trend towards mutualism in ecological interactions, with most relationships eventually leading to a mutually beneficial partnership. The researchers used adaptive dynamics and classical models of population dynamics to study the transitions between different ecological relationships.

SourceUniversidad Carlos III de Madrid·JournalPhysical Review·TypeComputational simulation/modeling·DateDec 21, 2022
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.

Drinking 2 or more cups of coffee daily may double risk of heart death in people with severe hypertension

A new study found that drinking two or more cups of coffee daily may increase the risk of cardiovascular disease mortality among people with severe hypertension. In contrast, moderate green tea consumption did not show a significant association with increased risk, suggesting potential benefits of polyphenols in reducing mortality.

SourceAmerican Heart Association·JournalJournal of the American Heart Association·DateDec 21, 2022

A rough start can lead to a strong bond

Researchers at The University of Tokyo have developed a cheap and simple method to bond polymers to galvanized steel, resulting in lightweight and durable materials. The process involves pre-treating the steel with an acid wash and dipping it in hot water, creating nanoscale needle structures that allow for strong mechanical linkages.

SourceInstitute of Industrial Science, The University of Tokyo·JournalJournal of Manufacturing Processes·DateDec 21, 2022

Cheerful chatbots don’t necessarily improve customer service

Researchers at Georgia Institute of Technology found that AI chatbots' positive emotional displays have no effect on customer service evaluations when the source is a bot, but improve when human agents exhibit emotions. The study suggests businesses should be cautious about equipping AI agents with emotion-expressing capabilities.

SourceGeorgia Institute of Technology·JournalInformation Systems Research·TypeExperimental study·DateDec 21, 2022
Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Obesity researchers discover new gene mutation in children

Researchers have identified a rare gene mutation that causes severe childhood obesity, leading to a constant feeling of hunger and decreased sensation of satiety. The discovery provides a new understanding of the genetic mechanisms underlying monogenic human obesity.

SourceUniversität Leipzig·JournalNature Metabolism·TypeExperimental study·DateDec 21, 2022

OB-GYN research lacks racial, ethnic inclusivity

A new Northwestern Medicine study found that all U.S. OB-GYN subspecialties lack racial and ethnic representation in clinical trials and research publications. This absence has negative consequences, including biased tools for diagnosing endometrial cancer and unacceptably low sensitivity in the Black female population.

SourceNorthwestern University·JournalJAMA Surgery·DateDec 21, 2022

Study traces shared and unique cellular hallmarks found in 6 neurodegenerative diseases

A recent study has identified common and unique cellular processes in six neurodegenerative diseases, providing new insights into the underlying causes of these conditions. The research used machine learning analysis to compare RNA markers in whole blood samples from patients with distinct diseases, revealing eight shared themes across...

SourceArizona State University·JournalAlzheimer s & Dementia·TypeData/statistical analysis·DateDec 21, 2022

How damaged cells inhibit muscle regeneration over lifetime

Researchers discovered that damaged cells and aging induce high levels of oxidative stress and DNA damage in a subset of cells, leading to senescence. Senescent cells repress muscle regeneration by releasing inflammatory factors, while also promoting fibrosis, highlighting the need to remove these cells for improved repair.

SourceUniversity of Luxembourg·JournalNature·TypeExperimental study·DateDec 21, 2022

Sotorasib shows clinically meaningful activity in KRAS G12C-mutated advanced pancreatic cancer

The CodeBreaK 100 trial demonstrates meaningful anticancer activity with sotorasib in heavily pretreated patients with KRAS G12C-mutated metastatic pancreatic cancer. The results show an objective response rate of 21.1% and a median time-to-response of 1.5 months.

SourceUniversity of Texas M. D. Anderson Cancer Center·JournalNew England Journal of Medicine·TypeRandomized controlled/clinical trial·DateDec 21, 2022
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.

How fat takes over the lymph nodes as we age

As we age, fat cells replace immune system tissue in lymph nodes, impairing their ability to fight infections and respond to vaccinations. This phenomenon, known as lymph node lipomatosis, is more common and prevalent with age, affecting the effectiveness of our immune system.

SourceUppsala University·JournalThe Journal of Pathology·TypeExperimental study·DateDec 21, 2022

Does diabetes during pregnancy increase the risk of neurodevelopmental conditions in children?

Research published in Developmental Medicine & Child Neurology reveals a link between maternal diabetes and neurodevelopmental disorders such as autism, ADHD, and intellectual disability in children. Type 1 and type 2 diabetes were associated with increased risks of these conditions, while gestational diabetes was linked to autism spec...

SourceWiley·JournalDevelopmental Medicine & Child Neurology·DateDec 21, 2022

Acupressure versus acupuncture—which one is better at treating sleep disturbance in patients with cancer?

A systematic review and network meta-analysis found that acupressure has a greater effect on reducing sleep disturbance in patients with cancer. The study suggests that nurses should be trained in acupressure to help patients experiencing sleep problems. The analysis included 24 randomized controlled trials involving 2,002 patients.

SourceWiley·JournalWorldviews on Evidence-Based Nursing·DateDec 21, 2022
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.

POSTECH develops thermally evaporated environment-friendly semiconductors

Researchers at POSTECH developed high-performance n-type semiconductor Bi2S3 and p-type Te semiconductor through thermal evaporation, reducing energy consumption and environmental impact. This method can be integrated into standard OLED manufacturing, lowering production costs and contributing to the growth of sustainable electronics.

SourcePohang University of Science & Technology (POSTECH)·JournalNature Communications·DateDec 21, 2022

Scientists find key reason why loss of smell occurs in long COVID-19

A study by Duke University Medical Center reveals that loss of smell in long COVID-19 is caused by an ongoing immune assault on olfactory nerve cells and a decline in their number. The finding also sheds light on possible underlying causes of other long COVID-19 symptoms.

SourceDuke University Medical Center·JournalScience Translational Medicine·DateDec 21, 2022

Drying process could be key step in the development of life

University of Wisconsin-Madison researchers Hayley Boigenzahn and John Yin investigated the potential role of the drying process in prebiotic chemistry. They found that amino acids could bond together into peptides during periods of environmental change, such as when a pool of water evaporates.

SourceUniversity of Wisconsin-Madison·JournalOrigins of Life and Evolution of Biospheres·TypeExperimental study·DateDec 21, 2022

Brain circuit that converts spatial goals to escape actions discovered

Neuroscientists have uncovered a brain circuit that enables mice to rapidly escape to shelter when faced with a threat. The retrosplenial cortex and superior colliculus form a circuit that encodes the direction to a shelter, allowing mice to accurately orient and escape.

SourceSainsbury Wellcome Centre·JournalNature·TypeExperimental study·DateDec 21, 2022
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.

CHOP and NJIT researchers develop new tool for studying multiple characteristics of a single cell

Scientists from CHOP and NJIT created a software tool to analyze information from a single cell, revealing relationships between different cellular characteristics. The 'single-cell multimodal deep clustering' method can help identify the causes of genetic-based diseases by integrating data on gene expression, mRNA, proteins, and organ...

SourceChildren's Hospital of Philadelphia·JournalNature Communications·TypeData/statistical analysis·DateDec 21, 2022

Black patients less likely to get minimally invasive heart surgery, more likely to die

A new study found that Black patients have lower odds of undergoing minimally invasive mitral valve surgery and higher odds of serious complications or death compared to white patients. This inequity is linked to factors such as Medicaid insurance, hospital resource, and surgeon experience.

SourceUniversity of Rochester Medical Center·JournalJAMA Network Open·TypeData/statistical analysis·DateDec 21, 2022

COMPASS for highly sensitive rapid tests

A new rapid test developed by the University of Würzburg uses magnetic nanoparticles to detect antibodies against SARS-CoV-2 with high sensitivity. The test takes only a few seconds to produce reliable results, enabling faster diagnosis and treatment of infectious diseases.

SourceUniversity of Würzburg·JournalNature Communications·TypeExperimental study·DateDec 21, 2022
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.

Beating brassica blight: How treatment with amino acids can prevent disease

A study by researchers from the University of Tsukuba found that treating cabbage leaves with multiple amino acids can prevent disease caused by Pseudomonas cannabina pv. alisalensis, a bacterium that causes blight in brassica crops. The amino acids trigger stomatal closure, reducing bacterial entry and disease symptoms.

SourceUniversity of Tsukuba·JournalPlant Science·DateDec 21, 2022

University of Houston study finds anger over COVID-19 layoffs keeping hospitality workers from returning to jobs

A University of Houston study found that anger over how the industry responded to the pandemic is a major driver behind hospitality workers' reluctance to return. The research team suggests that rebuilding trust with employees and offering better compensation and benefits are key recommendations for businesses.

SourceUniversity of Houston·JournalJournal of Hospitality and Tourism Management·TypeData/statistical analysis·DateDec 21, 2022

Deep brain stimulation for Parkinson's disease: new algorithm for the adjustment of stimulation settings developed

A new algorithm developed by researchers at Charité improves motor symptoms comparable to standard of care treatment, increasing efficiency in deep brain stimulation for Parkinson's disease. The study suggests a promising result for imaging-based algorithms to simplify clinical practice and improve therapeutic outcomes.

SourceCharité - Universitätsmedizin Berlin·JournalThe Lancet Digital Health·DateDec 21, 2022
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.

Carbon, soot and particles from combustion end up in deep-sea trenches

Researchers found that deep-sea trenches store 500,000 to 1.5 million tonnes of black carbon annually, which is a significant contributor to the global carbon cycle. This organic material can also support microbial life forms, counteracting the rate of CO2 accumulation in the atmosphere.

SourceUniversity of Southern Denmark·TypeCase study·DateDec 21, 2022

Inflation Reduction Act offers significant benefits for public health

The Inflation Reduction Act offers significant benefits for public health through its tax credits and financial incentives. The law aims to reduce the adverse health effects of climate change by targeting greenhouse gases, conventional air pollutants, and carcinogenic chemical contaminants. By providing a more politically feasible appr...

SourceGeorge Washington University·JournalNew England Journal of Medicine·TypeMeta-analysis·DateDec 21, 2022

Experts explain treatment options for a common cancer complication

The Endocrine Society's Clinical Practice Guideline provides suggestions for the treatment of hypercalcemia of malignancy, a common and life-threatening metabolic complication of cancer. Treatment options include intravenous bisphosphonates or denosumab medications, with denosumab recommended as the preferred choice.

SourceThe Endocrine Society·JournalThe Journal of Clinical Endocrinology & Metabolism·DateDec 21, 2022

The valley of recovery marks progress

A study by researchers at the University of Tsukuba found that a 'valley of recovery' marks progress after a stroke, where performance initially slows before improving. The study modeled fine motor skills regained after a stroke to better understand this process.

SourceUniversity of Tsukuba·JournalFrontiers in Rehabilitation Sciences·DateDec 21, 2022
Meta Quest 3 512GB

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

Neutron experiments reveal what maintains bones in good function

Researchers compared zebrafish and medaka bones, finding medaka lacks bone cells but retains water-absorbing Proteoglycans. The study suggests a new explanation for why some bones respond better to stress than others.

SourceHelmholtz-Zentrum Berlin für Materialien und Energie·JournalMaterials & Design·TypeExperimental study·DateDec 21, 2022

Acids help against airborne viruses

A study found that acidification of aerosols post-exhalation significantly impacts viral load. Influenza A viruses are inactivated within minutes, while SARS-CoV-2 requires days at typical indoor pH levels.

SourceETH Zurich·JournalEnvironmental Science & Technology·TypeExperimental study·DateDec 21, 2022

Study reveals US incidence and trends of bicycle injuries

Bicycle-related injuries in the US decreased over time, with an increasing rate of injuries among older patients, particularly head injuries and fractures. Helmet wearing is crucial regardless of age to prevent such injuries.

SourceWiley·JournalJournal of Orthopaedic Research®·DateDec 21, 2022

Global breast cancer research makes significant findings

A global study has discovered a gene, SULT1A1, that may help reduce the risk of breast cancer, especially in women with BRCA1 gene mutations. The study, involving over 26,000 women, found that reducing levels of this protein can lower breast cancer risk and is being used to develop a new risk-reducing drug.

SourceUniversity of Otago·JournalCommunications Biology·DateDec 21, 2022
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.

CityU scientists discover a novel photophysical mechanism that has achieved record-breaking efficiency for organic photovoltaics

Researchers from City University of Hong Kong developed a novel device-engineering strategy to suppress energy conversion loss in organic photovoltaics, achieving PCE over 19%. The discovery enables OPVs to maximize photocurrent and overcome the limit of maximum achievable efficiency.

SourceCity University of Hong Kong·JournalNature Energy·TypeExperimental study·DateDec 21, 2022

Researchers are combining new technologies to examine blood proteins in COVID-19 patients

A team at Lawson Health Research Institute discovered unique patterns of blood plasma proteins in critically ill COVID-19 patients, which may aid in developing targeted therapies. By analyzing over 1,000 proteins, researchers found changes in immunosuppression pathways and identified potential biomarkers for the disease.

SourceLawson Health Research Institute·JournalJournal of Cellular and Molecular Medicine·TypeRandomized controlled/clinical trial·DateDec 21, 2022

UNC health provider ushers in first FDA-approved medication for eosinophilic esophagitis

Dupilumab, an FDA-approved medication, offers new hope for patients with eosinophilic esophagitis, a rising condition in the US. The treatment reduces eosinophil counts and improves symptoms of dysphagia, leading to better endoscopic healing and histologic severity improvements.

SourceUniversity of North Carolina Health Care·JournalNew England Journal of Medicine·TypeRandomized controlled/clinical trial·DateDec 21, 2022
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.

Social media may prevent users from reaping the creative rewards of profound boredom – new research

Research found that people using social media to escape superficial boredom are preventing themselves from progressing to profound boredom, a state that can lead to more creative and meaningful activity. Profound boredom stems from uninterrupted time spent in solitude, allowing individuals to question their sense of self and existence.

SourceUniversity of Bath·JournalMarketing Theory·TypeObservational study·DateDec 21, 2022

BC Cancer researchers develop an improved hereditary cancer test

Researchers have developed an improved genetic test that allows for more accurate prediction of which parent's genes led to an individual's increased cancer risk. The new test confirms whether a cancer predisposing gene variant is present in a patient and determines its origin, enabling targeted prevention efforts.

SourceUniversity of British Columbia·JournalCell Genomics·TypeExperimental study·DateDec 21, 2022
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.

Sculpting the human body plan in a dish

Scientists at ASHBi have successfully generated a 3D model that recapitulates the early stages of human body plan development, including somite formation and axial skeleton development. The study revealed the importance of retinoids in this process and demonstrated its potential for understanding congenital spine disease.

SourceKyoto University·JournalNature·TypeExperimental study·DateDec 21, 2022

Collective circular dichroism by chiral plasmonic nanoparticles

Scientists at Seoul National University and Korea University created a new method to detect molecular chirality, a property crucial in biology, chemistry, and pharmaceutics. They achieved ultrasensitive detection of up to 10^-4 M using chiral plasmonic nanoparticles with four-fold rotational symmetry.

SourceSeoul National University·JournalNature·DateDec 21, 2022

Exploring perceptions of faces paired with fake news on Twitter

A recent study published in PLOS ONE found that faces paired with fake news headlines are perceived as trustworthy regardless of disputed labels. The research suggests that long-term perceptions of trustworthiness are more influenced by the content of the headline rather than the label itself.

SourcePLOS·JournalPLOS ONE·TypeExperimental study·DateDec 21, 2022

COVID-19 pandemic increased the vulnerability of people living with obesity

A recent study by University College London reveals that the COVID-19 pandemic has exacerbated mental health issues and food insecurity among individuals living with obesity. Nearly half of participants reported worsening mental health, while nearly a third experienced severe depression. Food insecurity also increased significantly, wi...

SourceUniversity College London·JournalJournal of Human Nutrition and Dietetics·TypeSurvey·DateDec 21, 2022
Fluke 87V Industrial Digital Multimeter

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

At the edge of graphene-based electronics

Georgia Tech researchers developed a new nanoelectronics platform based on graphene, enabling smaller devices, higher speeds, and less heat. The platform may lead to the discovery of a new quasiparticle, potentially exploiting the elusive Majorana fermion.

SourceGeorgia Institute of Technology·JournalNature Communications·TypeExperimental study·DateDec 21, 2022