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Science News Archive 2020 - Page 221


Page 221 of 512

Fatty liver disease despite a normal weight

Non-alcoholic fatty liver disease (NAFLD) affects both obese and non-obese individuals, with distinct differences found in male and female patients of varying body mass indexes. Key findings include lower skeletal muscle mass and insulin resistance in non-obese NAFLD patients compared to their obese counterparts.

SourceUniversity of Tsukuba·JournalHepatology Research·DateAug 3, 2020

New published study from K-State virologists identifies potential COVID-19 treatment

A new study published in Science Translational Medicine reveals that small molecule protease inhibitors can effectively block coronavirus replication and improve survival in MERS-CoV-infected mice. The findings suggest that these compounds could be investigated further as a potential therapeutic for human coronavirus infection.

SourceKansas State University·JournalScience Translational Medicine·DateAug 3, 2020

Mental states evoked by art

Researchers found that abstract paintings elicit more distant times and places in viewers than representational paintings. The study suggests that abstract art can evoke more abstract mental states, making it a unique catalyst for psychological exploration.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateAug 3, 2020
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.

Your hair knows what you eat and how much your haircut costs

A study by University of Utah researchers found that hair isotopes can reveal a person's diet and socioeconomic status. The analysis showed lower-SES areas displaying higher proportions of protein coming from cornfed animals, correlating with obesity rates.

SourceUniversity of Utah·JournalProceedings of the National Academy of Sciences·DateAug 3, 2020

Can a quantum strategy help bring down the house?

Researchers at MIT and Caltech explored the theoretical possibilities of quantum communication in blackjack, finding a slight advantage for cooperative players. In a limited number of situations with low cards left in the deck, quantum entanglement can give players an edge over classical card-counting strategies.

SourceMassachusetts Institute of Technology·JournalPhysical Review A·DateAug 3, 2020

NASA satellites show two views of California's Apple Fire

The Apple Fire in Banning Canyon, California, has consumed 20,516 acres and is burning in an area with not had fire activity in recent years. NASA satellites provide critical information on the fire's spread, detecting actively burning fires and tracking smoke transport.

SourceNASA/Goddard Space Flight Center·DateAug 3, 2020

Challenges in diagnosing hypersensitivity pneumonitis addressed in latest guidelines

The American Thoracic Society and its collaborators have developed new clinical practice guidelines for diagnosing hypersensitivity pneumonitis, a condition that manifests as interstitial lung disease. The guidelines aim to standardize clinical care and facilitate research by providing a framework for clinicians to make accurate diagno...

SourceAmerican Thoracic Society·JournalAmerican Journal of Respiratory and Critical Care Medicine·DateAug 3, 2020
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.

Light shines on chemical production method

Researchers at Yokohama National University have developed a novel light-based reaction that yields high numbers of a key chemical component. The method uses green visible light to selectively reorganize chemical components, resulting in the production of multisubstituted cyclobutanes with high efficiency and cost-effectiveness.

SourceYokohama National University·JournalOrganic Letters·DateAug 3, 2020

Chlamydia: Greedy for glutamine

Chlamydia bacteria reprogram human host cell metabolism to increase glutamine import, essential for proliferation. The discovery could lead to new treatments for chronic infections and severe diseases like cervical and ovarian cancer.

SourceUniversity of Würzburg·JournalNature Microbiology·DateAug 3, 2020

Children's National Hospital case report sounds the alarm for antibiotic resistance

A case report from Children's National Hospital reveals isolated N. meningitidis testing positive for resistance to two antibiotics it has historically been susceptible to, raising concerns about the rise in antibiotic resistance. The finding could lead to changes in laboratory and clinical practices across the US.

SourceChildren's National Hospital·JournalJournal of the Pediatric Infectious Diseases Society·DateAug 3, 2020

Cells relax their membrane to control protein sorting

Researchers have discovered that a drop in cell membrane tension controls protein sorting, using molecular probes to measure and visualize endosomes' physical properties. This finding has implications for understanding cancer and degenerative diseases.

SourceUniversité de Genève·JournalNature Cell Biology·DateAug 3, 2020
Apple iPhone 17 Pro

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

Green apple flavor in vapes enhances nicotine reward

Research in mice found that a common green apple vape flavor, farnesene, enhances nicotine reward and is also rewarding on its own. Farnesene partially activated nicotinic receptors and increased high-sensitivity receptors, potentially heightening reward and drug-seeking behavior.

SourceSociety for Neuroscience·JournaleNeuro·DateAug 3, 2020

Exploring the sustainability of the Indian sugar industry

A national biofuel policy encouraging sugarcane juice production may make India's water and energy resources more sustainable. Sugarcane cultivation has expanded due to policies that incentivize production, reducing resources for micronutrient-rich foods.

SourceStanford's School of Earth, Energy & Environmental Sciences·JournalEnvironmental Research Letters·DateAug 3, 2020
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.

Penn researchers identify new genetic cause of a form of inherited neuropathy

Researchers at the University of Pennsylvania have identified a new genetic cause of Charcot-Marie-Tooth disease, a debilitating neurodegenerative disorder that affects nearly one in two thousand people. The discovery sheds light on the genetic underpinnings of the disease and may hold answers to new gene therapies.

SourceUniversity of Pennsylvania School of Medicine·JournalNeurology Genetics·DateAug 3, 2020

Dietary protein and socioeconomic status

A study analyzing discarded hair found in trash bins reveals that low SES populations consume more corn-fed animal proteins, a potentially riskier dietary choice. The findings suggest a correlation between diet and socioeconomic status, with implications for health outcomes.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateAug 3, 2020

COVID-19: Lower incidence at high altitudes?

Recent reports suggest a lower incidence of COVID-19 among high-altitude populations, however, current data is insufficient to confirm this association. The authors conclude that there is currently little supporting evidence for any protective benefit of genetic or nongenomic adaptation to high-altitude hypoxia.

SourceMary Ann Liebert, Inc./Genetic Engineering News·JournalHigh Altitude Medicine & Biology·DateAug 3, 2020

Improving the accuracy of typhoon forecasts with radar data assimilation

Researchers from the Institute of Atmospheric Physics, Chinese Academy of Sciences, analyzed Typhoon Haikui (2012) using a multigrid NLS-4DVar method to improve radar data assimilation. This method significantly enhanced the accuracy of 12-h track and accumulated precipitation forecasts.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalAdvances in Atmospheric Sciences·DateAug 3, 2020
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.

Eye-tracking tech helps aged care assessment

Researchers used eye-tracking technology to investigate how older adults process information and make decisions about their care. The study found that eye-tracking can inform the design of assessments and improve the inclusivity of older people with cognitive impairment.

SourceFlinders University·JournalApplied Health Economics and Health Policy·DateAug 3, 2020

Identifying the blind spots of soil biodiversity

A new study found large gaps in soil macroecological studies and a lack of data for most diverse tropical regions. Researchers highlight the need for a globally standardized sampling system to overcome limitations and support policy and decision-making.

SourceGerman Centre for Integrative Biodiversity Research (iDiv) Halle-Jena-Leipzig·JournalNature Communications·DateAug 3, 2020

How COVID-19 changed the way patients responded to a heart attack

The COVID-19 pandemic led to a sharp increase in deaths among patients with lower-risk heart attacks, while those with more severe heart attacks saw a decrease. Hospitals treated significantly fewer cases of both types, with no return to pre-pandemic levels by May 22.

SourceUniversity of Leeds·JournalEuropean Heart Journal - Quality of Care and Clinical Outcomes·DateAug 3, 2020
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.

For solar boom, scrap silicon for this promising mineral

Researchers at Cornell University have found that photovoltaic wafers made from all-perovskite structures outperform traditional silicon-based solar panels. This breakthrough could lead to a more sustainable future for solar energy, with perovskite cells offering faster returns on investment and lower environmental impacts.

SourceCornell University·JournalScience Advances·DateAug 3, 2020

Plant size and habitat traits influence cycad susceptibility to invasive species

A long-term study on cycads in Guam reveals that plant size and habitat traits significantly impact their mortality rate due to invasive species. The research found that larger plants with substantial stored resources are more likely to survive, while smaller plants and those in fragmented forests are more susceptible to damage.

SourceUniversity of Guam·JournalDiversity·DateAug 3, 2020

Study: Experiencing childhood trauma makes body and brain age faster

Research by American Psychological Association reveals that children who experience trauma show signs of accelerated aging, including early puberty and cellular changes. The study suggests that these adaptations may have originated as survival mechanisms but can lead to health consequences later in life.

SourceAmerican Psychological Association·JournalPsychological Bulletin·DateAug 3, 2020
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.

Pre-epidemic mutation and Zika virus virulence

Researchers found that a pre-epidemic Zika virus mutation enhanced virulence and fitness for transmission, increasing maternal-to-fetal transmission in nonhuman primates. The mutation did not affect mosquito-borne infection but increased the virus's ability to spread through human populations.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateAug 3, 2020

Stretches of repeating DNA predispose to systemic sclerosis

A study by University of Tsukuba researchers found that patients with long stretches of repeat DNA sequences in the FLI1 gene are more likely to develop systemic sclerosis. The study suggests that these genetic variations may disrupt FLI1 expression, contributing to the disease's pathogenesis.

SourceUniversity of Tsukuba·JournalRheumatology·DateAug 3, 2020

Plausibility of CO2 emissions scenarios

Researchers report that RCP8.5 agrees with historical carbon dioxide emissions to within 1%, suggesting its continued use in climate assessments. The scenario is consistent with expected outcomes of current and announced policies through 2050, indicating its value for climate planning.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateAug 3, 2020

Women skip medications more in the US than other countries

A study published in Health Affairs found that one in four US younger women reported cost-related nonadherence to prescription medicines compared to one in seven younger men. The largest disparities were observed among US women versus men in other high-income countries, with significant health implications.

SourceColumbia University's Mailman School of Public Health·JournalHealth Affairs·DateAug 3, 2020
Fluke 87V Industrial Digital Multimeter

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

Young women with polycystic ovary syndrome have raised risk of heart disease

Women in their 30s and 40s with polycystic ovary syndrome (PCOS) are at a higher risk of developing cardiovascular disease. Despite this, the risk appears to decrease for women over 50. The study highlights the importance of maintaining heart health through lifestyle changes such as exercise and a balanced diet.

SourceEuropean Society of Cardiology·JournalEuropean Journal of Preventive Cardiology·DateAug 2, 2020

New studies show how to save parasites and why it's important

A global conservation plan for parasites is proposed to recognize the value of biological diversity. Research suggests that parasites play critical ecological roles, regulating wildlife populations, and propose identifying and conserving half of world's parasites within the next decade.

SourceUniversity of Washington·JournalBiological Conservation·DateAug 1, 2020
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.

RSV vaccination of pregnant women could prevent pneumonia in babies

A new vaccine against RSV could protect infants under six months old against severe illness and death. Infants born to mothers from low- and middle-income countries were particularly well-protected by the vaccine, with hospitalization rates 53% lower for RSV LRTI.

SourceUniversity of the Witwatersrand·JournalNew England Journal of Medicine·DateAug 1, 2020

NASA sun data helps new model predict big solar flares

Scientists developed a new model using NASA's Solar Dynamics Observatory data, predicting seven of the Sun's biggest flares from the last solar cycle. The model identified key characteristics in active regions, including magnetic reconnection and unstable arches, to predict massive flares.

SourceNASA/Goddard Space Flight Center·JournalScience·DateJul 31, 2020

NIH delivering new COVID-19 testing technologies to meet US demand

The National Institutes of Health has awarded contracts to seven biomedical diagnostic companies to develop new lab-based and point-of-care tests for COVID-19. These tests will significantly increase the number, type, and availability of tests, meeting national demand estimated to be millions more tests per day.

SourceNIH/Office of the Director·DateJul 31, 2020
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.

'Little brain' or cerebellum not so little after all

New research using ultra-high-field MRI reveals the cerebellum has a surface area equal to 80% of the cerebral cortex's surface area, challenging the long-held idea that it is smaller. This expansion is linked to human behavior and cognition evolution, enabling the processing of complex concepts like language and abstract reasoning.

SourceSan Diego State University·JournalProceedings of the National Academy of Sciences·DateJul 31, 2020

Youth more likely to stick with CGM if they are part of decision to start

Researchers at Children's Hospital of Philadelphia found that youth who are involved in the decision to start continuous glucose monitoring (CGM) are more likely to continue using the technology consistently. Having a role in the decision increases satisfaction and consistent use of CGM.

SourceChildren's Hospital of Philadelphia·JournalDiabetes Care·DateJul 31, 2020

Rosalind Franklin University Researcher awarded NIH grant for CLN3 Batten disease study

A new therapeutic approach for CLN3 Batten disease has been developed by a team led by Rosalind Franklin University researcher Michelle Hastings. The treatment uses antisense oligonucleotides to target the mutated gene causing the disease, showing promise in rodent models and human cells cultured from patients.

SourceRosalind Franklin University of Medicine and Science·JournalNature Medicine·DateJul 31, 2020
Meta Quest 3 512GB

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

Grant will help new e-learning program enhance cancer care

An innovative e-learning programme will educate and empower nurses to improve cancer care in non-specialist settings. The Cancer Nursing Careers programme, funded by a grant from Health Education England, is available free of charge to nurses across the UK.

SourceUniversity of Huddersfield·DateJul 31, 2020

Insights on the gut microbiome could shape more powerful, precise treatment

Researchers from Brigham and Women's Hospital have identified key factors influencing the success of fecal microbiota transplantation (FMT) in treating C. difficile infection. They developed an algorithm to design personalized probiotic cocktails, which contain species effective inhibitors of C. difficile and can be administered to pat...

SourceBrigham and Women's Hospital·JournalNature Communications·DateJul 31, 2020
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.

New guidelines say breastfeeding is safe after anaesthesia

Breastfeeding is now considered safe after anaesthesia, according to new guidelines published by the Association of Anaesthetists in the journal Anaesthesia. The guidelines state that breast milk remains safe even if mother has had anaesthetic or painkiller drugs.

SourceAAGBI·JournalAnaesthesia·DateJul 31, 2020

When Dirac meets frustrated magnetism

The discovery of KV3Sb5, a material hosting Dirac physics and metallic frustrated magnetism, has led to the observation of one of the largest anomalous Hall effects (AHEs) ever seen. This unique combination enables scientists to study the interaction between these exotic properties.

SourceMax-Planck-Institut für Mikrostrukturphysik·JournalScience Advances·DateJul 31, 2020

How to improve climate modeling and prediction

Climate models struggle with reducing uncertainty in global temperature predictions and predicting tipping points, which pose a major threat to modern societies. A new review outlines a more effective approach to perform better climate simulations and extract more information from models.

SourceUniversity of Copenhagen·JournalReviews of Modern Physics·DateJul 31, 2020

Unusual electron sharing found in cool crystal

Researchers at Nagoya University found a highly unusual atomic configuration in a tungsten-based material, where three atoms share only two electrons to form a tritungsten molecule. This discovery suggests the potential for compounds with new and interesting electronic properties.

SourceNagoya University·JournalNature Communications·DateJul 31, 2020
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.

Study reveals COVID-19 transmission rate on trains

A study by the University of Southampton found that COVID-19 transmission rates are higher for passengers sitting near an infected person, with close contact increasing the risk. The research suggests a safe social distance of over 1 meter is required to prevent transmission after two hours of contact.

SourceUniversity of Southampton·JournalClinical Infectious Diseases·DateJul 31, 2020

To distinguish contexts, animals think probabilistically, study suggests

Researchers propose a new understanding of how animals decide when to create new mental maps in response to changing environments. By mathematically modeling the process as probabilistic reasoning, scientists can better interpret experiments that rely on measuring remapping for learning and memory research.

SourcePicower Institute at MIT·DateJul 31, 2020