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Science News Archive May 2022 - Page 19


Page 19 of 40

Scientists use machine learning models to help identify long COVID patients

Researchers developed XGBoost machine learning models using de-identified EHR data from the National COVID Cohort Collaborative to identify potential long-COVID patients. The models achieved high accuracy, identifying key features such as post-COVID respiratory symptoms and pre-existing risk factors for acute COVID severity.

SourceUniversity of North Carolina Health Care·JournalThe Lancet Digital Health·TypeData/statistical analysis·DateMay 17, 2022

Where were Herod the Great's royal alabaster bathtubs quarried?

A new study published in Scientific Reports provides definitive evidence for the origin of Herod the Great's luxurious alabaster bathtubs. Analytical methods distinguish calcite-alabaster from Egypt and confirm quarries in Israel, challenging long-held assumptions.

SourceBar-Ilan University·JournalScientific Reports·DateMay 17, 2022

3D-printed acoustic holograms against Alzheimer's or Parkinson's

Researchers at Universitat Politècnica de València have developed 3D-printed acoustic holograms that can open the blood-brain barrier, allowing for precise administration of therapeutic drugs to treat Alzheimer's and Parkinson's diseases. The technology enables controlled focusing of ultrasonic beams on specific brain structures.

SourceUniversitat Politècnica de València·JournalIEEE Transactions on Biomedical Engineering·TypeExperimental study·DateMay 17, 2022

Photoluminescence, a simple and ubiquitous technique, is far more capable than one might have thought

Researchers develop an all-optical approach using photoluminescence to analyze radiative and nonradiative recombination processes in semiconductors. By combining Raman spectroscopy with PL data, they can extract quantitative information on carrier recombination dynamics, including defect density and capture cross-sections.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateMay 17, 2022
Apple iPhone 17 Pro

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

Time-restricted eating may lower CVD risk for older breast cancer survivors

A new study found that time-restricted eating can reduce cardiovascular disease (CVD) risk in older breast cancer survivors with cardiometabolic risk factors. After eight weeks of restricting food intake to 8 hours a day, participants showed a 15% decrease in CVD risk.

SourceAmerican College of Cardiology·JournalJACC CardioOncology·TypeObservational study·DateMay 17, 2022

Dwarf planet Ceres was formed in coldest zone of Solar System and thrust into Asteroid Belt

Researchers propose that Ceres was formed outside the Frost Line, where ammonia ice is abundant, and then pulled into the Asteroid Belt by gravitational instability. Computer simulations support this hypothesis, showing that giant planet formation led to a turbulent environment that scattered objects into stable orbits.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalIcarus·DateMay 17, 2022

Chimpanzees combine calls to form numerous vocal sequences

A new study reveals that wild chimpanzees produce hundreds of diverse vocal sequences, combining up to ten call types, and exhibit structured communication patterns. This discovery challenges the long-held assumption that non-human primates lack complex vocal communication systems.

SourceMax Planck Institute for Evolutionary Anthropology·JournalCommunications Biology·DateMay 17, 2022

Caribbean coral reefs need our help

Global warming is expected to destabilize Caribbean coral populations, leading to bleaching and extinction. Coral reefs support the seafood industry, coastal communities, and tourism, with a net economic value estimated in tens of billions of dollars.

SourceLouisiana State University·JournalCoral Reefs·TypeData/statistical analysis·DateMay 17, 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.

Texas A&M AgriLife describes new protein structures to aid rational drug design

A Texas A&M AgriLife team has described several protein structures of the C1 domain of protein kinase C, providing a reliable guide for designing drug candidates. The research sheds light on how C1 domains bind ligands and could lead to new treatments for diseases such as Alzheimer's, AIDS, and cancer.

SourceTexas A&M AgriLife Communications·JournalNature Communications·DateMay 17, 2022

Changes in COVID-19 mortality rates by age, race, ethnicity

A recent study found that COVID-19 mortality rates in the United States were significantly higher among younger adults and minority groups compared to older adults and white populations. The research also revealed disparities in mortality rates by sex, with women experiencing lower mortality rates than men.

SourceJAMA Network·JournalJAMA Network Open·DateMay 17, 2022

Motivation for sports and school go hand in hand for adolescent athletes

A new study from Finland found that adolescent athletes' motivation for school and sports are strongly related, with female students generally showing higher motivation for both. Male students tend to be less interested in school, but not in sports, suggesting a need for targeted support to develop their academic motivation.

SourceUniversity of Eastern Finland·JournalCurrent Psychology·DateMay 17, 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.

Early warning system forecasts who needs critical care for COVID-19

A new algorithm forecasts which hospitalized patients are at the highest risk of death from COVID-19, regardless of immune protection status or virus variant. The tool, called COVID-19 Disease Outcome Predictor (CODOP), uses blood measurements to predict prognosis and can help direct critical care resources.

SourceeLife·JournaleLife·DateMay 17, 2022

Alternative to open heart surgery just as effective for patients with common heart condition

A new study has shown that Transcatheter Aortic Valve Implantation (TAVI) is just as effective as conventional open-heart surgery in treating severe symptomatic aortic stenosis. The procedure offers a safer and faster recovery for patients, with improved symptoms, functional capacity, and quality of life at 6 weeks.

SourceUniversity of Leicester·JournalJournal of the American Medical Association·TypeRandomized controlled/clinical trial·DateMay 17, 2022

New silicon nanowires can really take the heat

Scientists have developed a new material that conducts heat 150% more efficiently than conventional materials, enabling smaller, faster microelectronics. This breakthrough could lead to more efficient electronic devices powered by microchips that consume less energy and reduce carbon emissions.

SourceDOE/Lawrence Berkeley National Laboratory·JournalPhysical Review Letters·DateMay 17, 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.

Magnetic resonance makes the invisible visible

Researchers have developed a new NMR method to monitor fast biomolecular events like protein folding, enabled by hyperpolarized water. This technique enhances signal intensities by up to 10,000-fold, allowing for real-time monitoring and tracking of individual amino acids.

SourceUniversity of Vienna·JournalNature Protocols·DateMay 17, 2022

How is it possible to remember selfless experiences?

Scientists from Ruhr-University Bochum argue that selfless memories are possible and should be taken seriously. They propose the Bochum model of memory, which suggests that people construct a vivid memory by enriching a stored memory trace with background knowledge and adding self-facets.

SourceRuhr-University Bochum·DateMay 17, 2022

Study identifies first cellular “chaperone” for zinc

The study reveals that ZNG1 is a protein that puts zinc into other 'client' proteins, playing a crucial role in regulating cellular zinc homeostasis. ZNG1's identification opens up a new area of biology for exploration and may be one of the most important regulatory strategies by which humans cope with severe zinc starvation.

SourceVanderbilt University Medical Center·JournalCell·TypeExperimental study·DateMay 17, 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.

Steps should be taken now to protect future supplies of infant and pediatric formula

A new perspective published in The American Journal of Clinical Nutrition recommends strategies to prevent future shortages and regain public trust. Strategies include a thorough, public process to instill confidence in safe production, assessment of supply system factors, and evaluation of business practices.

SourceAmerican Society for Nutrition·JournalAmerican Journal of Clinical Nutrition·TypeCommentary/editorial·DateMay 17, 2022

Friendly fungi announce themselves to their hosts

Scientists discovered that commensal fungi like Candida albicans need to be alive and actively producing proteins to elicit a beneficial immune response. The fungus oscillates between high and low expression of the UME6 gene, signaling its benefits to the body.

SourceCincinnati Children's Hospital Medical Center·JournalCell Reports·DateMay 17, 2022

Aging-US: new insights on skin aging gleaned from naked mole-rats

Researchers studied naked mole-rats' skin using single-cell RNA-seq to understand its remarkable stability against aging. They found no changes in epidermal gene expression with age and a unique keratinocyte differentiation trajectory that remained intact.

SourceImpact Journals LLC·JournalAging-US·TypeExperimental study·DateMay 17, 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.

Some of the keys to improving learning through feedback

A UOC study finds that effective feedback requires a two-way dialogue between teachers and students, helping them bridge gaps in knowledge and skills. Students' emotional responses to feedback also play a crucial role, with positive emotions fostering engagement and improvement.

SourceUniversitat Oberta de Catalunya (UOC)·JournalEducation and Information Technologies·TypeSurvey·DateMay 17, 2022

Protein linked to intellectual disability has complex role

The study found that the fragile X protein regulates the opening and closing of the GABA-A receptor in neurons from the brain's memory center, influencing how such neurons process information. This nuanced understanding may hold the key to developing effective therapies for fragile X syndrome.

SourceWashU Medicine·JournalCell Reports·TypeExperimental study·DateMay 17, 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.

Pancharatnam–Berry phase reversal via opposite-chirality-coexisted superstructures

Researchers develop innovative scheme to manipulate light with orthogonal circular polarization and conjugated PB phase in a single layer. They successfully generate reflective optical vortex and vector beams with enhanced efficiency and compact configuration.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateMay 17, 2022
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.

Dynamics of adaptive immunity in tuberculosis uncovered

Researchers discovered that adaptive immune response against TB matures over time, with key players in immunity becoming activated by three months after infection. The emergence of these activated T cells is inversely correlated with the number of granuloma-contained live bacteria, suggesting they play critical roles in bacterial control.

SourceUniversity of Pittsburgh·JournalCell Reports·DateMay 17, 2022

The numbers don’t lie: Australia is failing at maths and we need to find a new formula to arrest the decline

Australian secondary students' math rankings have dropped to 29th place globally, with a new study suggesting hand gestures are crucial for understanding mathematical concepts. Online learning has exacerbated the issue, making it harder for students to grasp math concepts without human motor and sensory skills.

SourceUniversity of South Australia·JournalIntegrative Psychological and Behavioral Science·TypeData/statistical analysis·DateMay 17, 2022

“Gold veins mined in the city” A technology to realize ‘urban mining’

A Korean research team has developed a gold recovery process with the world's highest recovery efficiency of 99.9%. The technology uses a capsule-type material that traps gold ions and prevents clogging, allowing for repeated recycling. This innovation can lead to significant cost savings and environmental benefits.

SourceNational Research Council of Science & Technology·JournalChemical Engineering Journal·DateMay 17, 2022

If you take several medications, ‘polypharmacy’ is a word to know

A recent study found that 70% of adults with stage 3 or 4 cancer were at risk of drug-drug interactions, highlighting the importance of deprescribing medications to avoid harm. The study's results emphasize the need for education and problem-solving to address polypharmacy in older adults with cancer.

SourceUniversity of Rochester Medical Center·JournalThe Oncologist·TypeRandomized controlled/clinical trial·DateMay 17, 2022
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.

Meteorological mechanisms behind severe drought in southwestern China during spring 2021 differ from similar historical events

A study found that climatic conditions during the extreme 2021 spring drought in SWC were distinct from similar historical events. Researchers identified atmospheric internal variability and a warming trend as key drivers of the drought, with high temperatures contributing significantly to its severity.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalAdvances in Atmospheric Sciences·DateMay 17, 2022

Scientists nail down 'destination' for protein that delivers zinc

Researchers at Brookhaven National Laboratory have identified a zinc chaperone protein called ZNG1, which delivers zinc to the enzyme MAP1. This discovery reveals a key mechanism used by all living things to transport zinc, essential for survival and enzyme function.

SourceDOE/Brookhaven National Laboratory·JournalCell Reports·TypeExperimental study·DateMay 17, 2022

Improved wind forecasts save consumers millions in energy costs

Researchers found that improved wind forecasts resulted in at least $384 million in energy savings for US consumers over the last decade. The study used NOAA's HRRR model to compare forecast accuracy and quantify cost savings.

SourceAmerican Institute of Physics·JournalJournal of Renewable and Sustainable Energy·DateMay 17, 2022

A CNIC team creates a dynamic 3D atlas of the formation of the embryonic heart

A CNIC team has created a dynamic 3D atlas of the formation of the heart during embryonic and fetal development, allowing for the identification of the first appearance of left–right asymmetry in the heart. This study provides important information on the development of congenital heart malformations.

SourceCentro Nacional de Investigaciones Cardiovasculares Carlos III (F.S.P.)·JournalNature Cardiovascular Research·TypeExperimental study·DateMay 17, 2022

Rice chemists skew the odds to prevent cancer

Researchers at Rice University have developed a theoretical framework to explain how cancers caused by multiple genetic mutations can be identified and potentially stopped. By analyzing energy landscapes of cellular transformation pathways, they found that the most dominant pathways are favored by chance.

SourceRice University·JournalBiophysical Journal·TypeComputational simulation/modeling·DateMay 17, 2022
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.

Change of temperature causes whole body reprogramming

Researchers at UNIGE discovered that temperature changes trigger organ-specific effects in all tissues, leading to distinct gene expression profiles. The study's web-based application provides access to thousands of gene expression profiles, enabling further research and potential therapeutic applications.

SourceUniversité de Genève·JournaleLife·TypeNews article·DateMay 17, 2022

Vine removal technique foils devastating grape disease

A new vine removal technique called spatial roguing can significantly reduce the incidence of leafroll disease in commercial vineyards. Removing two vines on either side of a diseased grapevine creates a barrier that eliminates the mealybugs' means of transporting the virus, leading to a rapid decline in disease incidence.

SourceCornell University·JournalAmerican Journal of Enology and Viticulture·DateMay 17, 2022

NIST study gives animal testing alternatives a confidence boost

Researchers at NIST developed a new, faster, and more accessible method for screening skin allergens without animal testing. The electrophilic allergen screening assay (EASA) achieved similar results to existing methods with 77% agreement rate, paving the way for potential standardization and increased international trade.

SourceNational Institute of Standards and Technology (NIST)·JournalToxics·DateMay 17, 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.

China's Tianwen-1 Solar Wind Observation: The beginning of a multi-spacecraft exploration in Martian space by China, the U.S., and Europe

The Tianwen-1 mission has successfully observed solar wind plasma upstream of Mars, revealing several large-scale solar wind disturbances and consistent tendencies with other Mars missions. The joint observation will bring new opportunities for studying the evolution of the Martian atmosphere and paleoclimate.

SourceScience China Press·JournalScience China Earth Sciences·DateMay 17, 2022

‘Untapped’ potential: Mineral water derived from deep-sea water may have health benefits

Scientists discovered that mineral water derived from deep-sea water can improve cognitive and coordinative functions in obese mice. The researchers found that treatment with DSW extract-added water significantly increased hippocampal NGF secretion and decreased serum parameters, indicating a positive impact on renal function.

SourceShibaura Institute of Technology·JournalNutrients·TypeExperimental study·DateMay 17, 2022
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.

Density, benign disease raise risk of breast cancer

A large study published in Radiology found that women with dense breast tissue and benign breast disease are at increased risk of developing breast cancer. The study, which included over 3.9 million Korean women, suggests that these women may benefit from supplemental screening with MRI or ultrasound.

SourceRadiological Society of North America·JournalRadiology·DateMay 17, 2022

Aerodynamics of perching birds could inform aircraft design

Researchers studied aerodynamics of bird perching maneuvers to understand the mechanisms that enhance lift and improve landing stability. They found that swept-wing motion stabilizes leading-edge vortex, leading to better landings in birds and potentially in aircraft.

SourceUniversity of Central Florida·JournalPhysical Review Fluids·TypeExperimental study·DateMay 17, 2022

Rocket engine exhaust pollution extends high into Earth's atmosphere

Researchers found rocket exhaust gases can remain high in altitude, producing thermal nitrogen oxides and carbon dioxide that can affect the Earth's climate. The team modeled fluid dynamics of rocket exhaust gases to understand the impact on atmospheric pollution.

SourceAmerican Institute of Physics·JournalPhysics of Fluids·DateMay 17, 2022

Astronauts may one day drink water from ancient moon volcanoes

Researchers from CU Boulder suggest that ancient moon volcanoes may have spewed out huge amounts of water vapor, forming stores of ice on the lunar surface. This discovery adds to evidence that the moon may be awash in more water than previously believed, with potential implications for future lunar missions.

SourceUniversity of Colorado at Boulder·JournalThe Planetary Science Journal·DateMay 17, 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.

Model for distinguishing materials like a human being does

A research team developed a model that mimics human judgment to distinguish between reflective and transparent materials. The model outperformed humans in accuracy but struggled to identify image clues.

SourceToyohashi University of Technology (TUT)·JournalJournal of Vision·TypeExperimental study·DateMay 17, 2022