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Science News Archive 2021 - Page 83


Page 83 of 510
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.

Autism prevalence is at 5 percent or higher in many New Jersey communities

A Rutgers study found that up to 8% of children in certain New Jersey communities have autism spectrum disorder (ASD), significantly higher than the national average. The study also identified disparities in ASD identification, particularly among Hispanic children.

SourceRutgers University·JournalAutism Research·TypeData/statistical analysis·DateOct 23, 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.

Atomic Scale “lasagna” keeps heat at bay

Scientists develop a new way to control heat flow through ultrathin layers, promising sensitive thermoelectric devices. Weaker coupling between layers reduces heat transport by up to ten times.

SourceTokyo Metropolitan University·JournalACS Nano·TypeExperimental study·DateOct 23, 2021
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.

Skyrmions can fly!

Physicists discover skyrmions can fly through electromagnetic pulses with controlled topological complexity. The supertoroidal pulse, a generalization of the 'Flying Doughnut', features fractal-like toroidal structures and multiple singularities.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalNature Communications·DateOct 22, 2021

‘Powerful new model’ to engage underserved patients

Researchers propose a new model that transfers power to patients to advocate for their own health, enabling them to design interventions with support from healthcare providers. The study finds that traditional expert models are inefficient in treating chronic diseases and socially determined health issues.

SourceUniversity of Houston·JournalSSM - Population Health·TypeLiterature review·DateOct 22, 2021

Study: Massachusetts gun-control legislation has had no effect on violent crime

A study by a researcher at American University found that Massachusetts gun-control legislation had no immediate impact on reducing four types of violent crime, including murder, aggravated assault, and robbery. The study suggests that lawmakers should revisit their legislation to ensure it is being implemented as intended.

SourceCrime and Justice Research Alliance·JournalJustice Quarterly·DateOct 22, 2021

Experiments confirm a quantum material’s unique response to circularly polarized laser light

Scientists confirmed that topological insulators produce a unique signature from their surface when exposed to circularly polarized laser light. This discovery was made possible by high harmonic generation, which enhances the signal coming from the surface and gives it a distinctive signature.

SourceDOE/SLAC National Accelerator Laboratory·JournalNano Letters·TypeExperimental study·DateOct 22, 2021

Electrical control over designer quantum materials

The study introduces a versatile method to tune the interaction strength in 2D heterostructures by applying electrical fields. This allows for the exploration of wide parameter ranges and opens up new perspectives for quantum simulation.

SourceETH Zurich Department of Physics·JournalScience·TypeExperimental study·DateOct 22, 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.

Judging the gymnastics judges

Researchers developed a new statistical engine to evaluate gymnastics judges' accuracy and fairness. The study found that some judges are significantly better than others at judging, with the best-trained judges being only two to three times more accurate than their peers.

SourceDe Gruyter·JournalJournal of Quantitative Analysis in Sports·TypeData/statistical analysis·DateOct 22, 2021

NIH study suggests people with rare diseases face significantly higher health care costs

A new study by NIH's NCATS suggests that people with rare diseases face significantly higher healthcare costs, often three to five times those without a rare disease. The study estimates total yearly direct medical costs for approximately 25-30 million individuals in the US could be around $400 billion.

SourceNIH/National Center for Advancing Translational Sciences (NCATS)·JournalOrphanet Journal of Rare Diseases·TypeData/statistical analysis·DateOct 22, 2021

Seven ORNL technologies win R&D 100 research awards

Researchers from Oak Ridge National Laboratory have developed innovative technologies in self-healing sealants, precision deicers and quantum-enabled grid security. These breakthroughs aim to improve construction materials, reduce waste in road maintenance and enhance power grid protection.

SourceDOE/Oak Ridge National Laboratory·DateOct 22, 2021
Apple iPhone 17 Pro

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

Controlling light with a material three atoms thick

Scientists have developed a new material, black phosphorous, only three atoms thick, which can control light with unprecedented precision. This breakthrough technology has the potential to revolutionize telecommunications and pave the way for Li-Fi, a light-based replacement for Wi-Fi.

SourceCalifornia Institute of Technology·JournalScience·DateOct 22, 2021

Factors associated with low-value cancer screenings in VHA

A recent study found that cancer screenings in the VHA often fail to meet their potential benefits due to various socio-economic and clinical factors. The research highlights the need for targeted interventions to address these disparities and improve cancer screening rates among veterans.

SourceJAMA Network·JournalJAMA Network Open·DateOct 22, 2021

Nature-inspired coatings could power tiny chemistry labs for medical testing and more

Researchers at University of Toronto develop polymer coating that enables low surface tension liquids to be transported over distances up to 15 times longer than currently possible. This technology has important implications for microfluidics, lab-on-a-chip devices and point-of-care diagnostics.

SourceUniversity of Toronto Faculty of Applied Science & Engineering·JournalAdvanced Functional Materials·DateOct 22, 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.

AZ HEROES data show first responders at higher risk of COVID-19 infection

A study analyzing COVID-19 test results from over 1,700 essential workers in Arizona found that first responders had a twice-highest incidence of infection compared to frontline healthcare personnel. Researchers urge increased vaccine promotion and tailored mitigation strategies for these vital professionals.

SourceUniversity of Arizona Health Sciences·JournalJAMA Health Forum·TypeData/statistical analysis·DateOct 22, 2021

Why super sandstorm 2021 in North China?

A severe sandstorm in North China was triggered by a combination of factors, including persistently lower surface air temperatures and reduced winter precipitation. The resulting dry and loose land surface created a significant dust source that led to the storm.

SourceScience China Press·JournalNational Science Review·DateOct 22, 2021

Foveated glasses-free 3D display with ultrawide field of view via a large-scale 2D-metagrating complex

Researchers have developed a glasses-free 3D display with an unprecedented field of view of 160°, overcoming critical trade-offs in spatial resolution and angular resolution. The display uses a large-scale 2D-metagrating complex to manipulate view distribution and achieve a thin form factor.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateOct 22, 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.

A diet of essential amino acids could keep dementia at bay, finds study

Researchers found that Amino LP7 supplements can slow down brain degeneration and reduce the development of dementia in mouse models. The study also showed that Amino LP7 reduces brain inflammation and improves neuronal connectivity, improving brain function.

SourceThe National Institutes for Quantum Science and Technology·JournalScience Advances·DateOct 22, 2021

Nurses think about suicide more than other workers

A national survey of over 7,000 US nurses found that they experience suicidal ideation at a rate nearly 1% higher than the general workforce, with 40% screening positive for depression and 33% exhibiting burnout symptoms. The findings highlight the need for urgent attention and system-based interventions to address nurse well-being

SourceMayo Clinic·JournalAJN American Journal of Nursing·DateOct 22, 2021

Project to study marine life in Gulf Of Mexico Reefs

A team of researchers is studying the Flower Garden Banks and other reefs in the Gulf of Mexico to understand how fish populations use natural banks and habitats. The four-year study aims to improve knowledge of essential habitats for key reef fish components.

SourceTexas A&M University·DateOct 22, 2021
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.

Two-handed movements require more neural effort as people grow older

Aging affects bilateral coordination, particularly anti-phase movement, by altering alpha and beta neural activity. Researchers discovered that older subjects displayed lower synchronization between sides of the body during anti-phase movements, making such tasks more challenging.

SourceNational Research University Higher School of Economics·JournalNeurobiology of Aging·DateOct 22, 2021

Historical analysis finds no precedent for the rate of coal and gas power decline needed to limit climate change to 1.5°C

Historical analysis found no precedent for the rate of coal and gas power decline required to limit climate change to 1.5°C. Rapid declines in fossil fuel use occurred in response to energy security threats, but such cases are less relevant to climate scenarios where continental-size regions are involved.

SourceCell Press·JournalOne Earth·TypeData/statistical analysis·DateOct 22, 2021

Fossils of two early Cretaceous species discovered in southwest Arkansas

The discovery of two new species, a skink and a fish, sheds light on the variety of animals inhabiting North America during the Early Cretaceous Period. The findings confirm that North America had limited faunal diversity during this time, with many species similar to those found in other regions.

SourceUniversity of Arkansas·JournalPeerJ·DateOct 22, 2021

Innovative design of titanium alloy with supreme properties by 3D printing

Researchers from City University of Hong Kong created a new titanium-based alloy using additive manufacturing, boasting unprecedented structures and properties. The alloy exhibits high tensile strength, excellent work-hardening capacity, and is up to 40% lighter than stainless steel, making it suitable for various structural applications.

SourceCity University of Hong Kong·JournalScience·TypeExperimental study·DateOct 22, 2021
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.

Worth a thousand words: Automated diagnosis of COVID-19 from Chest CTs

Researchers developed an automated and accurate interpretation of chest CT scans using Machine Learning technique Multiple Instance Learning (MIL). The new framework, DA-CMIL, differentiates between COVID-19 and bacterial pneumonia with performance on par to state-of-the-art methods.

SourceDGIST (Daegu Gyeongbuk Institute of Science and Technology)·JournalMedical Image Analysis·TypeExperimental study·DateOct 22, 2021

Machine learning predicts antibiotic resistance spread

Researchers at Cornell University used machine learning to predict the spread of antibiotic resistance genes among bacteria, identifying potential networks of exchange and driving factors. The approach could help control the spread of antibiotic resistance and develop new targets for novel antibiotics.

SourceCornell University·JournalScience Advances·DateOct 22, 2021

NIH will fund study of how the brain and fat tissue communicate

Researchers aim to generate a model of brain-fat communication system to regulate metabolism during environmental challenges. The study uses cutting-edge techniques like immunolabeling-enabled imaging to identify new components of neural circuits controlling brown and white fat tissues.

SourcePennington Biomedical Research Center·DateOct 22, 2021

SHARK, making stretchable and self-healable hydrogel artificial skin possible

Researchers have developed a single-layer composite hydrogel with improved mechanical and electrical properties, featuring high stretchability, self-healing capabilities, and ultrasensitive mechanical sensing. The SHARK material can be stretched up to 77 times its original length and completely self-heal in less than a minute.

SourceScience China Press·JournalNational Science Review·DateOct 22, 2021
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.

Majority of 15–19-year-olds wanted COVID jab

A study of 702 Swedish adolescents aged 15–19 found that 54.3% were willing to receive the COVID-19 vaccine, with many citing a desire to protect others. Anxiety about vaccination and misinformation from parents contributed to reluctance.

SourceUniversity of Gothenburg·JournalVaccine X·TypeSurvey·DateOct 22, 2021

A good night’s sleep may mitigate infant obesity risks

A new study suggests that newborns who get more sleep and wake up less throughout the night are less likely to be overweight in infancy. Researchers found a 26% decrease in infant obesity risks with just one additional hour of sleep.

SourceBrigham and Women's Hospital·JournalSLEEP·TypeObservational study·DateOct 22, 2021

Black hole thermodynamics: a history from Penrose to Hawking

Historical context of black hole thermodynamics investigated through Roger Penrose's energy extraction theory and its influence on Stephen Hawking's groundbreaking discovery of black hole radiation. The study explores the connections between Western and Soviet physicists, shedding new light on the development of this field.

SourceSpringer·JournalThe European Physical Journal H·DateOct 22, 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.

Infant planet discovered by UH-led team using Maunakea telescopes

A team of scientists led by University of Hawaii at Manoa has discovered a newly-formed planet, 2M0437b, which can be directly observed. The planet is estimated to be several times more massive than Jupiter and formed with its star around the time of main Hawaiian Island emergence.

SourceUniversity of Hawaii at Manoa·JournalMonthly Notices of the Royal Astronomical Society·TypeImaging analysis·DateOct 22, 2021

Need for larger space telescope inspires lightweight flexible holographic lens

Researchers developed a holographic lens that can focus light onto a single point or disperse it into its constituent colors, producing a spectrum of pure colors. The new method uses two sources of light to create a super spectral resolution optical element for detecting exoplanets with high resolution.

SourceRensselaer Polytechnic Institute·JournalScientific Reports·TypeExperimental study·DateOct 22, 2021

Stretchy, bendy, flexible LEDs

Researchers at Washington University in St. Louis developed a new material for stretchy flexible LEDs using an inkjet printer, combining the benefits of organic and inorganic LEDs. The new material, called perovskite, can be printed onto unconventional substrates, including rubber, and is elastic and stretchable in nature.

SourceWashington University in St. Louis·JournalAdvanced Materials·TypeExperimental study·DateOct 22, 2021

UCI-led study suggests new molecular target for therapeutic interventions aimed at C. difficile infection

A UCI-led study identifies a glucosyltransferase domain as an ideal molecular target for therapeutic interventions against C. difficile infection. The research reveals the structural basis for Toxin B recognition of small GTPases Rho and R-Ras, offering new strategies to combat this deadly disease.

SourceUniversity of California - Irvine·JournalScience Advances·TypeExperimental study·DateOct 22, 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.

Fighting multiple sclerosis with cold

Scientists at UNIGE discovered that cold therapy can reduce symptoms of multiple sclerosis by shifting energy resources away from the immune system. This approach shows promise for treating autoimmune diseases and could be relevant to other immune-mediated or infectious diseases.

SourceUniversité de Genève·JournalCell Metabolism·TypeNews article·DateOct 22, 2021

New study suggests that breastfeeding may help prevent cognitive decline

A new UCLA Health study suggests that breastfeeding may have a positive impact on postmenopausal women's cognitive performance, potentially preventing cognitive decline and Alzheimer's disease. Women who breastfed their babies performed better on cognitive tests compared to those who did not.

SourceUniversity of California - Los Angeles Health Sciences·JournalEvolution Medicine and Public Health·TypeData/statistical analysis·DateOct 22, 2021

Mechanism behind ineffective psoriasis drugs identified

New study reveals that blocking interleukin-23 is more effective than targeting both interleukin-23 and interleukin-12 in treating psoriasis. Interleukin-12, previously thought to contribute to the disease, actually protects against it by maintaining normal skin cell function.

SourceUniversity of Zurich·JournalScience Immunology·TypeExperimental study·DateOct 22, 2021

Multiferroic materials: Further improve the efficiency of solar cells

Researchers have developed a new multiferroic solar PV device with high photoconversion efficiency and stability. They attribute the improvement to ferroelectric polarization and magnetization regulation mechanisms, which enhance carrier separation and reduce recombination rates.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateOct 22, 2021
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.

Traces of an ancient road in a lake

Researchers found three phases of landscape development over 800 years, influenced by wars, politics and climate. Wars led to devastation and 'renaturalization', while agriculture and settlements had a lasting impact.

SourceGFZ GeoForschungsZentrum Potsdam, Helmholtz Centre·JournalScientific Reports·TypeObservational study·DateOct 22, 2021

Update: Repurposing rheumatology drugs for COVID-19

The European Alliance of Associations for Rheumatology (EULAR) has updated its points to consider on the use of immunomodulatory drugs in severe COVID-19 treatment. The new guidelines focus on repurposing rheumatology drugs, with WHO recommending dexamethasone and anti-IL-6 receptor antibodies for treatment.

SourceEuropean Alliance of Associations for Rheumatology (EULAR)·JournalAnnals of the Rheumatic Diseases·DateOct 22, 2021

Slow release of a drug, TT-10, improves heart attack recovery in a mouse model

Researchers found that slow release of TT-10 from nanoparticles improved heart function after a heart attack, accompanied by increased cardiomyocyte proliferation and smaller infarct size. The study suggests that PLGA nanoparticles could be used to improve treatment administration efficiency for cardiovascular drugs.

SourceUniversity of Alabama at Birmingham·JournalJCI Insight·TypeExperimental study·DateOct 22, 2021