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Science News Archive November 2019 - Page 5


Page 5 of 41

Playing board games may help protect thinking skills in old age

A study of over 1000 people aged 70 found that those who played non-digital games scored better on memory and thinking tests. Increasing game playing during their 70s also predicted maintaining certain thinking skills as they grew older.

SourceUniversity of Edinburgh·JournalThe Journals of Gerontology Series B·DateNov 26, 2019

Ternary acceptor and donor materials increase photon harvesting in organic solar cells

Researchers have developed ternary organic solar cells with non-fullerene electron acceptors or polymer donors, improving spectral response and photon-harvesting capabilities. The addition of these third components enhances energy and charge transfer, leading to increased efficiency and potentially semi-transparent solar cells.

SourceAmerican Institute of Physics·JournalApplied Physics Reviews·DateNov 26, 2019
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.

Simulating amino acid starvation may improve dengue vaccines

Researchers found that a plant-based compound called halofuginone improves the immune response to a potential dengue vaccine in mice, producing twice as many antibodies and binding more strongly. The compound mimics amino acid starvation, activating a pathway that results in better antibodies.

SourceCornell University·JournalScience Signaling·DateNov 26, 2019

One shot of ketamine could reduce problem drinking

A new study found that a one-off dose of ketamine can significantly reduce urges to drink and prolonged decrease alcohol intake in heavy drinkers. After reactivating their drinking-related memories, participants who received ketamine showed rapid improvement and sustained reduction over nine months.

SourceUniversity College London·JournalNature Communications·DateNov 26, 2019

Smart reactions through online design of catalytic pockets

A new software tool, developed at KAUST, allows researchers to visualize and design catalytic pockets using topographic steric maps. This helps improve the understanding of how known catalysts function and guides exploration of chemical modifications to create better catalysts.

SourceKing Abdullah University of Science & Technology (KAUST)·JournalNature Chemistry·DateNov 26, 2019
Apple iPhone 17 Pro

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

'Climate change is a disability rights issue'

Researchers argue that climate change has a disproportionate impact on disabled populations, limiting access to knowledge and resources. The study highlights the need for urgent research into the intersection of disability rights and climate change.

SourceUniversity of Konstanz·JournalScience·DateNov 26, 2019

Biennial mammography screening yields more advanced-stage cancers

A new study found that biennial mammography screening resulted in smaller and less advanced breast cancer tumors compared to annual screenings. The study also discovered that women receiving biennial screenings tended to have more aggressive treatment options, such as chemotherapy and axillary lymph node dissection.

SourceRadiological Society of North America·DateNov 26, 2019
Fluke 87V Industrial Digital Multimeter

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

Choking deaths in US children drop by 75% in past 50 years

Choking deaths in US children have decreased by 75% over the past 50 years, attributed to choking hazard regulations. Despite this progress, 184 child deaths occurred in 2017, highlighting the need for continued vigilance.

SourceAnn & Robert H. Lurie Children's Hospital of Chicago·JournalJAMA·DateNov 26, 2019

Earthquakes, chickens, and bugs, oh my!

A new algorithm developed by University of California, Riverside researchers can spot patterns in massive datasets quickly, improving earthquake detection and monitoring insect vectors. The SCAMP algorithm has been used to detect 16 times more earthquakes than previously known and can also analyze the behavior of chickens.

SourceUniversity of California - Riverside·DateNov 26, 2019

Leftover grain from breweries could be converted into fuel for homes

Researchers at Queen's University Belfast have developed a low-cost technique to convert brewery waste into carbon, which can be used as a renewable fuel or in water filters. The method creates activated carbon and carbon nanotubes from barley waste, reducing emissions linked with the agriculture sector and creating a high-value product.

SourceQueen's University Belfast·JournalJournal of Chemical Technology and Biotechnology·DateNov 26, 2019
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.

Industrial bread dough kneaders could use physics-based redesign

Researchers have used physics-based redesign to optimize the industrial bread dough kneading process. Their simulations showed that radial mixing in a spiral kneader is more effective than vertical mixing, leading to improved bread quality. The findings could lead to enhanced mixing performance and reduced over- or under-kneading.

SourceAmerican Institute of Physics·JournalPhysics of Fluids·DateNov 26, 2019

NASA embarks on 5 US expeditions targeting air, land and sea

NASA is sending five airborne campaigns across the US to investigate fundamental processes that impact human lives and the environment. These campaigns will conduct science on high-altitude aircraft, autonomous gliders, and floats to study snowstorms, ocean eddies, and river deltas.

SourceNASA/Goddard Space Flight Center·DateNov 26, 2019
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.

Minimally invasive procedure relieves tremors in Parkinson's patients

A new study presents a minimally invasive procedure using focused ultrasound to reduce tremors and improve quality of life in patients with Parkinson's disease. The treatment, known as MRgFUS thalamotomy, shows substantial improvement in 95% of patients, with significant reductions in tremor severity and quality of life.

SourceRadiological Society of North America·DateNov 26, 2019

Linking wound healing and cancer risk

Researchers from VIB-UGent Center for Inflammation Research found that HMGB1 controls the actions of neutrophils, a specific type of immune cells, in skin wounds and that this is crucial for cancer initiation. Targeting this pathway could be beneficial in diabetic wound care and in patients suffering from skin blistering diseases.

SourceVIB (the Flanders Institute for Biotechnology)·JournalCell Reports·DateNov 26, 2019

New method enables easier and faster detection of celiac disease antibodies

Researchers developed a rapid diagnostic method for detecting celiac disease antibodies, offering a promising solution to overcome the vast underdiagnosis of this condition. The new method, called RFS, can provide results in less than half an hour, significantly reducing the time and complexity of current testing procedures.

SourceUniversity of Helsinki·JournalPLOS ONE·DateNov 26, 2019
Celestron NexStar 8SE Computerized Telescope

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

Big trucks, little emissions

A new integrated conversion process reduces emissions by 40-96% using ethanol, making biofuels more sustainable. Researchers developed a one-step conversion method to lower costs and environmental footprint.

SourceDOE/Argonne National Laboratory·JournalProceedings of the National Academy of Sciences·DateNov 26, 2019

How to measure inequality as 'experienced difference'

Economists propose a novel approach to measuring inequality, accounting for individual relationships and social interactions. The new method correctly calculates the Gini coefficient by considering differences between individuals' wealth, not just individual values.

SourceSanta Fe Institute·JournalEconomics Letters·DateNov 26, 2019

Regulator of plant immunity tagged

KAUST scientists have identified MAP4K4 as a key player in plant immunity, essential for proper responses to environmental pathogens. The discovery reveals targets in a molecular pathway that could be manipulated by crop breeders to make plants more resistant.

SourceKing Abdullah University of Science & Technology (KAUST)·JournalEMBO Reports·DateNov 26, 2019
Meta Quest 3 512GB

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

A protein tag to study the immune system

Scientists have identified nearly thousand ISG15 sites on protein targets during bacterial infection, revealing a link between ISG15, cellular metabolism, and autophagy. This discovery may lead to novel antimicrobial drugs.

SourceVIB (the Flanders Institute for Biotechnology)·JournalNature Communications·DateNov 26, 2019

Space travel can make the gut leaky

Researchers found that space travel disrupts intestinal epithelial cell barrier function even after return to Earth. The microgravity environment weakens the immune system and increases gastrointestinal permeability.

SourceUniversity of California - Riverside·JournalScientific Reports·DateNov 26, 2019
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.

Human migration out of Africa may have followed monsoons in the Middle East

A new study suggests that summer monsoons from Asia and Africa reached the Middle East at least 125,000 years ago, providing suitable corridors for human migration. This finding corresponds with cyclical changes in Earth's orbit that brought increased summer precipitation, supporting animal and human migration into the region.

SourceUniversity of Wisconsin-Madison·JournalProceedings of the National Academy of Sciences·DateNov 26, 2019

Crossing borders and growing resistance: a superbug from south Asia

A multi-drug resistant Staphylococcus aureus lineage known as the Bengal Bay clone has spread globally, causing severe disease and raising concerns about antibiotic resistance. The bacteria combines high virulence potential with multi-drug resistance, making it a significant public health issue.

SourceUniversity of Melbourne·JournalmBio·DateNov 26, 2019

Analysis of US life expectancy

Analysis of US life expectancy reveals a nearly 10-year increase from 69.9 years in 1959 to 78.9 years in 2016, driven by factors such as drug overdoses, suicides, and organ system diseases among working-age adults.

SourceJAMA Network·JournalJAMA·DateNov 26, 2019
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.

NASA finds heavy rain potential in Tropical Storm Rita

NASA used infrared data from its Aqua satellite to identify the storm's strongest areas, where coldest cloud top temperatures were recorded. The research indicates that these cold temperatures are indicative of strong storms capable of producing heavy rain.

SourceNASA/Goddard Space Flight Center·DateNov 26, 2019

Newborn immune system detects harmful skin bacteria

Researchers found that a specific toxin in Staphylococcus aureus prevents tolerance and maintains the immune system's vigilance. Early-life exposure to commensal bacteria like S. epidermidis leads to immune tolerance, while later exposure to pathogenic S. aureus results in a vigorous immune response.

SourceUniversity of California - San Francisco·JournalCell Host & Microbe·DateNov 26, 2019

HIV: Overwhelming the enemy from the start

Researchers Éric A. Cohen and Tram NQ Pham have discovered a method to suppress HIV infection in humanized mice by boosting the levels of plasmacytoid dendritic cells, which can help control the spread of the virus at its early stages.

SourceUniversity of Montreal·JournalCell Reports·DateNov 26, 2019
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.

A record-setting transistor

Researchers created a high-electron mobility transistor with record-low gate leakage current, high on/off current ratio, and high current gain cutoff frequency. The device has the potential to expand bandwidth for wireless communication systems, enabling more information transmission in less battery life.

SourceUniversity of Delaware·JournalApplied Physics Express·DateNov 26, 2019

Research: Alcohol and tobacco policies can reduce cancer deaths

New research from La Trobe University found that public health policies on alcohol and tobacco implemented in the 1960s significantly reduced Australian cancer death rates. The study, published in BMC Medicine, analyzed data from 1911 to 2013 and found that key policies such as random breath testing programs, plain cigarette packaging,...

SourceLa Trobe University·JournalBMC Medicine·DateNov 26, 2019
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.

Mommy drinking is on the upswing -- but women without children still drink more

A study found that women without children increased their binge drinking from 21% to 42% between 2006 and 2018. In contrast, men without children reported the highest levels of binge drinking, while young men with children experienced a decline. The researchers suggest physicians should screen all adults for alcohol use disorders.

SourceColumbia University's Mailman School of Public Health·JournalPLOS Medicine·DateNov 26, 2019

Insights into a versatile molecular death switch

A new study reveals that caspase-8 controls multiple cell death mechanisms, including pyroptosis, apoptosis, and necroptosis. The research found that the enzymatic activity of caspase-8 is required to inhibit pyroptosis, while inactive caspase-8 induces pyroptosis when necroptosis is blocked.

SourceUniversity of Cologne·JournalNature·DateNov 26, 2019
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.

Cancer research that's out-of-this-world

Researchers on Australia's first space research mission to the International Space Station will investigate how microgravity affects aggressive cancers like ovarian, breast, and lung cancer. The mission may lead to new treatments that enhance existing therapies.

SourceUniversity of Technology Sydney·DateNov 26, 2019

New modeling will shed light on policy decisions' effect on migration from sea level rise

A new modeling approach can help researchers, policymakers and the public better understand how policy decisions will influence human migration as sea levels rise. The approach suggests that global policy decisions about greenhouse gas emissions and coastal policies will determine whether people need to migrate and where they may go.

SourceOregon State University·JournalNature Climate Change·DateNov 26, 2019
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.

Swiss army knife for genome research

A new program, CRUP, simplifies analysis of enhancer regions and their target genes in the genome. The tool identifies active enhancers and links them to their respective genes, helping researchers understand complex diseases.

SourceMax-Planck-Gesellschaft·JournalGenome Biology·DateNov 26, 2019