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Science News Archive November 2020


Page 14 of 43

A pressure sensor at your fingertips

A new nanomesh pressure sensor allows for precise recording of finger movement and touch, without disrupting user sensitivity. The technology has potential applications in sports, medical science, neuroengineering, and the digital archiving of craftwork.

Apple iPhone 17 Pro

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

Mediastinal tuberculoma mimicking malignant cardiac tumor

A rare case of mediastinal tuberculoma mimicking a malignant cardiac tumor was diagnosed after postoperative pathological examination. Multimodality imaging, including echocardiography and contrast-enhanced ultrasonography, played a crucial role in distinguishing the benign condition from a malignant tumor.

Loneliness in youth could impact mental health over the long term

A rapid review found extensive evidence of an association between loneliness and increased risk of mental health problems for children and young people. Loneliness is associated with both depression and anxiety, with some studies suggesting a three-fold increase in depression among lonely youth.

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.

VLA sky survey reveals newborn jets in distant galaxies

Astronomers have found distant galaxies with supermassive black holes that launched powerful radio-emitting jets within the past two decades. The study used data from the VLA Sky Survey and compared it with earlier surveys to identify these new jets.

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.

COVID-19 and multimorbidity

International experts will discuss COVID-19's effects on the human body when combined with other health conditions, such as HIV/AIDS and tuberculosis. The panel aims to provide advice on coping with multimorbidity in high-income countries.

Blue whales return to South Georgia after near extinction

After being wiped out by whaling, blue whales have made a comeback to South Georgia, with 58 sightings reported in a 2020 survey and numerous acoustic detections. The discovery is key evidence in learning how the species is recovering following a ban on commercial whaling.

Truffle munching wallabies shed new light on forest conservation

A study led by Edith Cowan University discovered that swamp wallabies are effective at dispersing truffle spores across the environment. The animals can move hundreds of metres from the original truffle source before spores appear in their poo, making them a key factor in forest survival.

Potential new target to combat inflammatory diseases

A team of researchers has discovered a drug-like compound that blocks the CD14 inflammatory protein, reducing inflammation and preventing cytokine storms in laboratory tests. The compound's potential as a new treatment for inflammatory diseases, including COVID-19, is being explored in pre-clinical trials.

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.

How the flu virus spreads within cities

A study published in PLOS Pathogens found that hundreds of influenza introductions within a city drove the seasonal flu season. Transmission dynamics were linked to temperature, with elderly individuals primarily infected within their own networks, while school-aged children played a central role in spreading the virus.

Mystery solved: a 'New Kind of Electrons'

Researchers at TU Wien discovered a new type of electron emission in carbon materials like graphite, where electrons are emitted with a precise energy of 3.7 eV. The symmetry-breaking electrons cause the material to emit electrons with the properties of two different states simultaneously.

Building a better electronic touch

Researchers have developed two new materials that enhance the capabilities of electronic 'touch,' allowing for more realistic simulations of human skin. These advances enable the creation of wearable healthcare sensors, prosthetics, and artificial skin for robots, with applications in grasping objects without disrupting natural touch.

Can eating mangoes reduce women's facial wrinkles?

A pilot study found that consuming Ataulfo mangoes four times a week reduced deep wrinkles by 23% in postmenopausal women after two months. However, eating more than half a cup per serving may increase wrinkles due to high sugar content.

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.

Army, MIT explore materials for transforming robots made of robots

Scientists from the US Army and MIT's Center for Bits and Atoms created a new way to link materials with unique mechanical properties, enabling the design of modular materials with tailored properties. This could lead to dynamic structures that can reconfigure on their own, such as swarms of robots forming bridges.

New podcast series reveals the truth about hormones and health

The Hormones: The Inside Story podcast series explores the facts behind hormones and their impact on daily life, sleep, stress, body fat, fertility, and more. It cuts through myths and misinformation with expert-led science, empowering listeners to make informed decisions about their health.

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.

Taking out the trash is essential for brain health

A build-up of cellular trash in the brain can cause neurodegeneration and death. Researchers found that Wipi3, a protein involved in alternative autophagy, is essential for preventing toxic iron accumulation.

Plastic film used to protect foods and surfaces inactivates novel coronavirus

A Brazilian company developed a plastic film that eliminates 79.9% of SARS-CoV-2 particles in three minutes and 99.99% in up to 15 minutes, making it a promising material for food packaging protection against the novel coronavirus. The film contains silver and silica nanoparticles and has been successfully tested in laboratory settings.

Breathing problems in teens: COVID-19 or lung injury due to vaping?

A medical case series presents three teenagers with unexplained breathing problems during the COVID-19 pandemic, highlighting similarities between vaping-related lung injury and COVID-19 symptoms. The study emphasizes the importance of considering EVALI in pediatric patients with respiratory failure and recommends vaping cessation coun...

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.

A neural network learns when it should not be trusted

A neural network has been developed to estimate uncertainty, allowing for safer outcomes in AI-assisted decision-making. The 'deep evidential regression' approach accelerates uncertainty estimation, enabling faster and more accurate confidence levels, reducing the risk of errors.

Gut microbiome link to deadly lung disease

Researchers found significant differences in gut microbiome and metabolite profiles between COPD patients and healthy individuals. The study suggests that stool sampling could be used to non-invasively diagnose and monitor for COPD.

Green hydrogen: Buoyancy-driven convection in the electrolyte

The team used fluorescent pH-sensor foils to visualize changes in local pH during electrolysis, observing a clockwise motion of the electrolyte and fluctuations in density due to electrochemical reactions. They developed a multiphysics model to simulate natural convection in electrochemical cells with various electrolytes.

Study of hope and optimism: New paper examines research in emerging fields

A new paper by Michael Milona explores the virtues of hope and optimism, examining findings on their effects in education, faith, healthcare, politics, and more. The study reveals that while both traits can motivate and improve health, they can also be detrimental if not balanced with reality awareness.

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.

College students are less food insecure than non-students

A study from the University of Illinois found that college students have significantly lower rates of food insecurity than non-students and the general population, with 9.9% of full-time students facing insecurity. The gap is largest for young adults, with part-time students showing similar rates to non-students.

The secret social lives of giant poisonous rats

African crested rats sequester plant toxins for chemical defense and form small family units, suggesting a monogamous lifestyle. The study provides insights into their social behavior and conservation implications.

Researchers create first map of bee species around the globe

A team of researchers has created a comprehensive map of bee species globally, identifying more species in the Northern Hemisphere and arid environments. The study also reveals a bimodal latitudinal gradient pattern, where diversity increases towards the tropics and decreases towards the poles.

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.

Giant aquatic bacterium is a master of adaptation

Achromatium oxaliferum is a highly adaptable bacterium that thrives in diverse environments, including hot springs and ice-cold water. Its unique gene expression mechanism allows it to 'archive' unused genes, enabling rapid adaptation to changing conditions.

A bypass route for the coronary vessels in the heart?

A novel bypass route for coronary vessels in the heart has been discovered using the VEGF-B growth factor, which can stimulate new blood vessel growth in damaged areas. This finding opens up possibilities for treating myocardial infarction by re-activating embryonic vessel growth programs.

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.

Elephant genetics guide conservation

African elephants in Tanzania show limited gene flow between protected areas, highlighting the importance of preserving wildlife corridors for conservation. The study found that some areas, like Lake Manyara and Ngorongoro Conservation Area, were once connected but now have limited genetic exchange.

Researchers prove water has multiple liquid states

A newly published Science journal paper reveals that water can exist as two liquids of differing density, with noticeably different properties and a 20% difference in density. The discovery explains many of water's anomalous properties and has significant implications for various scientific and engineering applications.

Importance of mitochondrial-related genes in dilated cardiomyopathy

The study analyzed a microarray dataset to identify differentially expressed genes in dilated cardiomyopathy, revealing 172 genes involved in various biological processes. The authors identified hub protein modules and key genes, including DLD and UQCRC2, which suggest potential therapeutic targets for the disease.

Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

Virtual reality helps measure vulnerability to stress

Researchers have developed a virtual-reality method that measures susceptibility to psychogenic stressors by analyzing heart rate variability and locomotion data. The study's findings offer a standardized tool for measuring vulnerability to stressors based on objective markers, paving the way for early interventions.

The first battle for oil in Norway

Standard Oil's grip on the Scandinavian oil market weakened due to competing companies, leading to a court decision in the USA that dissolved the company into 34 smaller entities. Despite this, Standard Oil's successors remained significant players in Scandinavia until the 1930s.

Insights on a mechanism to stop COVID-19 replication

Researchers from Politecnico di Milano identified EBSELEN as a potent inhibitor of Mpro protein in SARS-CoV-2, which blocks virus replication. The study elucidates key aspects of the binding mechanism, highlighting selenium's role in inhibiting viral replication.

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.

Understanding lung infections in patients with cystic fibrosis

A new model of CF lungs using pig lungs and synthetic mucus shows that S. aureus aggregates in mucus, rather than invading lung tissue, sparking debate over antibiotic treatment. This discovery could lead to reduced use of antibiotics and improved treatment for MRSA infection in cystic fibrosis patients.

Insights in the search for new antibiotics

A research team is working on developing new tools to guide the discovery and optimization of new antibacterial agents, addressing the growing challenge of antibiotic resistance.

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.

Team preparing for SKA shortlisted for 'Nobel Prize of supercomputing'

An international team led by The University of Western Australia has been shortlisted for the prestigious Gordon Bell Prize for outstanding achievement in high-performance computing. The team developed data pipelines for the future Square Kilometre Array (SKA) telescope and achieved record-breaking performance on the Summit supercomputer.

A measure of smell

Weizmann Institute of Science researchers create framework to map smells based on molecular structure, enabling prediction of scent similarity. The system, developed by neurobiologists, computer scientists, and a master perfumer, can digitize and reproduce smells on command.

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.