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Science News Archive 2021 - Page 39


Page 39 of 510

What will affect the properties of high-order harmonic?

A team led by Prof. Dr. Maria Hoflund developed a method to focus broadband XUV radiation with a high demagnification factor, enabling the creation of high-intensity XUV pulses with attosecond pulse duration.

SourceUltrafast Science·JournalUltrafast Science·TypeExperimental study·DateNov 26, 2021

Taking new aim at COVID-19

Researchers at Duke University have identified chemical compounds that can latch onto the coronavirus's 3D RNA structures and block replication. The compounds, which target the virus's RNA specifically, offer a new mechanism of action against COVID-19.

SourceDuke University·JournalScience Advances·TypeExperimental study·DateNov 26, 2021

New scaffold design improves growth of regenerating neurons

Researchers at OIST Graduate University developed a new 3D scaffold design using 2-photon lithography that guides regenerating neurons in the right direction. The scaffolds promote directional growth of neurons, bridging gaps and repairing connections after spinal injuries.

SourceOkinawa Institute of Science and Technology (OIST) Graduate University·JournalMaterials Science and Engineering C·TypeExperimental study·DateNov 26, 2021
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.

Is it possible to have fair crowd work?

A unique research project aims to create a fairer system for crowd workers on platforms like Amazon Mechanical Turk. The project will use machine learning and visualization techniques to prompt job requesters to pay higher wages and match high-quality workers with tasks.

SourceSingapore Management University·DateNov 26, 2021

Efficient read-out in antiferromagnetic spintronics

Researchers have successfully demonstrated a strong exchange coupling of thin ferromagnetic layers to the antiferromagnetic compound Mn2Au, enabling large magnetoresistance effects. This breakthrough enables the use of well-established read-out methods in antiferromagnetic spintronics.

SourceJohannes Gutenberg Universitaet Mainz·JournalNature Communications·DateNov 26, 2021
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.

Doing photon upconversion a solid—Crystals that convert light to more useful wavelengths

Scientists discover a promising approach to creating solid materials for photon upconversion, which can transform wasted long-wavelength light into more useful shorter wavelength light. The new van der Waals crystal solution exhibits outstanding performance and efficiency, enabling the development of novel photonic technologies.

SourceTokyo Institute of Technology·JournalMaterials Horizons·TypeExperimental study·DateNov 25, 2021

Life in the forest’s understory versus its canopy changes flight among closely related butterflies

A new study found that Morpho butterflies adapted to understory habitats have powerful wing-flapping phases for fast flight, while canopy-dwelling species evolved efficient gliding abilities through unique aerodynamic mechanisms. The findings suggest multiple pathways of adaptive evolution for colonizing the forest's canopy.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateNov 25, 2021

Study finds relationship between immune pathway response to influenza and genetic ancestry

A new study at the University of Chicago has found that individuals of European and African genetic ancestry respond differently to influenza infection, with a stronger type I interferon pathway activation in those of European ancestry. This variation in immune response may contribute to disparities in influenza outcomes between differ...

SourceUniversity of Chicago Medical Center·JournalScience·DateNov 25, 2021

Scientists discover gut bacteria that improve memory in bees

Researchers have discovered a specific type of gut bacteria in bees that can improve memory, with bumblebees showing enhanced memory when fed this bacteria. The study suggests a causal link between the gut microbiome and cognitive abilities, opening up possibilities for similar effects in humans.

SourceQueen Mary University of London·JournalNature Communications·TypeExperimental study·DateNov 25, 2021
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.

The success of the Life-Saving Lullabies project

The Life-Saving Lullabies project, funded by UK Arts and Humanities Research Council, investigated the potential of song as a novel public health education intervention to reduce maternal and neonatal mortality. The project's successes demonstrate a model of best practice in community-led maternal and infant health interventions.

SourceUniversity of Huddersfield·TypeNews article·DateNov 25, 2021

Study highlights role of disordered protein interactions in gene expression

Researchers have identified a novel mechanism that coordinates the assembly of components inside cells that control gene expression, revealing a widespread role for disordered protein interactions. The findings suggest that disrupting these interactions can lead to impaired gene expression, providing potential new targets for treatment.

SourceBaylor College of Medicine·JournalScience·TypeExperimental study·DateNov 25, 2021
Apple iPhone 17 Pro

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

CNIO researchers discover a new mechanism involved in early melanoma metastasis

CNIO researchers have identified a new biomarker for early melanoma metastasis, proposing the use of NGFR to predict disease prognosis and define risk groups. Blocking NGFR drastically reduces metastasis in mice, paving the way for a potential first treatment to tackle metastasis in its earliest stages.

SourceCentro Nacional de Investigaciones Oncológicas (CNIO)·JournalNature Cancer·TypeExperimental study·DateNov 25, 2021

A piece of the bigger picture: evidence on HIV prevalence among key populations in Europe

A systematic literature review found HIV seroprevalence in five key populations: men who have sex with men (MSM), people who inject drugs (PWID), prisoners, sex workers, and transgender people. The review identified significant gaps in data, particularly for transgender individuals.

SourceEuropean Centre for Disease Prevention and Control (ECDC)·JournalEurosurveillance·TypeSystematic review·DateNov 25, 2021

Pandemic depression persists among older adults: Study

The study found that 43% of adults aged 50 or older experienced moderate or high levels of depressive symptoms at the beginning of the pandemic, which increased over time. Loneliness was the most significant predictor of worsening depressive symptoms.

SourceMcMaster University·JournalNature Aging·TypeData/statistical analysis·DateNov 25, 2021

“Magic wand” reveals a colorful nano-world

Researchers from UC Riverside developed a revolutionary imaging technology that compresses light into a nanometer-sized spot, allowing for unprecedented 6-nanometer color imaging of nanomaterials. This advance improves the study of unique properties and potential applications in electronics and other fields.

SourceUniversity of California - Riverside·JournalNature Communications·TypeExperimental study·DateNov 25, 2021
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.

Benefits of COVID-19 vaccination: An estimated half a million lives saved in the WHO European Region since end of 2020

A recent study estimates that COVID-19 vaccination prevented almost 470,000 deaths among people aged 60 years and older across Europe. The authors found that early implementation of vaccination was associated with the largest reduction in expected deaths.

SourceEuropean Centre for Disease Prevention and Control (ECDC)·JournalEurosurveillance·TypeComputational simulation/modeling·DateNov 25, 2021

Orbital harmony limits late arrival of water on TRAPPIST-1 planets

Researchers used TRAPPIST-1's harmonious orbits to determine the impact history of its seven Earth-sized planets. The study found that these planets could have withstood only limited late bombardment, implying a relatively small amount of water arrived on time for potential life.

SourceRice University·JournalNature Astronomy·TypeComputational simulation/modeling·DateNov 25, 2021

Accelerated renewables-based electrification paves the way for a post-fossil future

By 2050, renewable electricity is expected to become the cheapest form of energy globally, accounting for up to three-quarters of all demand. This shift can be achieved through accelerated electrification of industries, such as steel production and transportation, which can reduce energy consumption and lower carbon intensity.

SourcePotsdam Institute for Climate Impact Research (PIK)·JournalNature Energy·TypeComputational simulation/modeling·DateNov 25, 2021

From ambition to biodiversity action: Time to hold actors accountable

A team of scientists has proposed a three-step framework to implement global biodiversity goals at the national level. The first step involves translating global targets into national action plans, engaging various sectors in co-design. The second step requires implementing actions across sectors using behavioral intervention tools and...

SourceGerman Centre for Integrative Biodiversity Research (iDiv) Halle-Jena-Leipzig·JournalConservation Letters·TypeCommentary/editorial·DateNov 25, 2021
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.

A doubly magic discovery

A team of researchers solved the case of zirconium-80's missing mass by combining experimental and theoretical approaches. They used NSCL's Penning trap mass spectrometer to measure the nucleus's mass with unprecedented precision, revealing new insights into its structure and properties.

SourceMichigan State University Facility for Rare Isotope Beams·JournalNature Physics·DateNov 25, 2021

Genetic ancestry shapes immune response to influenza virus

A new study found that genetic ancestry shapes the immune response to the influenza virus, with increased European ancestry associated with a stronger type I IFN response. This finding has potential clinical implications for understanding COVID-19 susceptibility and disease progression.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateNov 25, 2021

‘Super jelly’ can survive being run over by a car

A team at the University of Cambridge created a jelly-like material that can withstand compression forces equivalent to an elephant, while maintaining its original shape. The material's properties are seemingly contradictory, but can be controlled through changing the chemical structure of guest molecules.

SourceUniversity of Cambridge·JournalNature Materials·TypeExperimental study·DateNov 25, 2021
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.

Researchers find new target to combat lung disease

Researchers at University of Technology Sydney identified microRNA-21 as a potential therapeutic target for chronic obstructive pulmonary disease (COPD). Inhibition of microRNA-21 using antagomir-21 reduced inflammation and improved lung capacity in experimental models.

SourceUniversity of Technology Sydney·JournalScience Translational Medicine·TypeExperimental study·DateNov 24, 2021

Mars seismic deployment lays groundwork for future planetary missions

Researchers analyze new seismic data from the Mars InSight mission to plan for future planetary seismographs. The findings provide insights into Martian seismic activity, signal processing, and instrument operation, paving the way for upcoming missions to the Moon, Mars, and Jupiter's moon Titan.

SourceSeismological Society of America·JournalBulletin of the Seismological Society of America·TypeExperimental study·DateNov 24, 2021

Belzutifan induced strong responses in patients with von Hippel-Lindau disease-associated kidney cancer

The Phase II trial demonstrated a significant clinical response to belzutifan, with 49% of patients experiencing objective responses and 96% reaching progression-free survival after 24 months. This breakthrough treatment offers new hope for patients with VHL disease-associated kidney cancer.

SourceUniversity of Texas M. D. Anderson Cancer Center·JournalNew England Journal of Medicine·TypeRandomized controlled/clinical trial·DateNov 24, 2021

UPF scientists uncover how cells control “the final cut” during cell division

Researchers at Universitat Pompeu Fabra have identified the role of the mechanosensitive Piezo1 ion channel in controlling cell division. The study found that this channel generates a calcium signal that promotes the recruitment of proteins to facilitate cytokinesis, the separation of cells into daughter cells.

SourceUniversitat Pompeu Fabra - Barcelona·JournalScience Advances·DateNov 24, 2021
Meta Quest 3 512GB

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

Stretchable pressure sensor could lead to better robotics, prosthetics

Researchers have developed a new pressure sensor that can be stretched up to 50% while maintaining its sensing performance, enabling advanced robotics and prosthetic applications. The sensor is sensitive enough to detect the pressure of small objects and responds rapidly to changes in pressure.

SourceUniversity of Chicago·JournalScience Advances·TypeExperimental study·DateNov 24, 2021
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.

How molecular clusters in the nucleus interact with chromosomes

Researchers at MIT discovered how molecular clusters in the nucleus interact with chromosomes, forming small, stable droplets that give the genome a gel-like structure. This interaction helps control gene expression and maintain stable interactions between distant regions of the genome.

SourceMassachusetts Institute of Technology·JournalNature Communications·DateNov 24, 2021

A better estimate for tick numbers with ‘citizen science’ data

A team of University of Pennsylvania biologists used citizen science data to create a comprehensive abundance map of the black-legged tick, responsible for transmitting Lyme disease. By correcting biases in the data, they were able to increase its value and provide insights into tick distribution across the Northeast US.

SourceUniversity of Pennsylvania·JournalJournal of The Royal Society Interface·TypeComputational simulation/modeling·DateNov 24, 2021
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.

New lignin based material to replace fossil plastics and adhesives

Researchers at Stockholm University developed a resource-efficient method to produce lignin-based materials that can be thermally reprocessed and used as substitutes for thermosetting resins and adhesives. The new material exhibits tunable mechanical properties and can be tailored from hard and brittle to soft and tough.

SourceStockholm University·JournalACS Applied Materials & Interfaces·DateNov 24, 2021
Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

New study shows that treating insomnia with cognitive behavioral therapy can prevent major depression in older adults

A new study found that cognitive behavioral therapy (CBT-I) prevented major depression in older adults with insomnia, decreasing the likelihood of depression by over 50%. CBT-I was more effective than sleep education therapy in preventing depression and promoting sustained remission of insomnia.

SourceUniversity of California - Los Angeles Health Sciences·JournalJAMA Psychiatry·TypeRandomized controlled/clinical trial·DateNov 24, 2021

GIST scientists showcase the potential of demand response in reducing CO2 emissions

A team of scientists from GIST developed an AI-based approach to analyze and extract user behavior data, estimating the optimal demand response management for each household. The study showcases how AI can improve electricity consumption, leading to lower prices and a smaller carbon footprint.

SourceGIST (Gwangju Institute of Science and Technology)·JournalIEEE Transactions on Smart Grid·TypeComputational simulation/modeling·DateNov 24, 2021

Antihistamines can influence immunotherapy response by enhancing T cell activation

Researchers found that antihistamines improve responses to immune checkpoint inhibitors in cancer patients, particularly those with pre-existing allergies or high plasma histamine levels. The study suggests targeting the histamine receptor HRH1 may be a useful treatment approach.

SourceUniversity of Texas M. D. Anderson Cancer Center·JournalCancer Cell·TypeExperimental study·DateNov 24, 2021
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.

New study shows electric fields can improve the efficiency of wastewater purification

Researchers from South Korea have demonstrated that applying an electric field during air stripping can significantly improve ammonia removal efficiency from wastewater. The study found that electric fields with alternating current of 50 MHz and power of 15 V/cm increase efficiency from 51% to 94%, even under sub-optimal conditions.

SourceNational Korea Maritime and Ocean University·JournalWater Research·TypeExperimental study·DateNov 24, 2021

Sugar could help repair artificial human joints

Researchers at Durham University have developed a sugar-containing polymer coating that can repair damaged artificial joint implants by mimicking the way cartilage works to lubricate human joints. The coating uses water to create a slippery surface, protecting the surfaces from wear and tear.

SourceDurham University·JournalChem·TypeExperimental study·DateNov 24, 2021
Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.