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Science News Archive 2021 - Page 149


Page 149 of 510

Practice makes perfect

Scientists from the University of Tsukuba analyzed video from top-level judo matches to systematically determine the aspects of posture that lead to success. The study found that the distance between competitors is a key factor in correct technique, which may assist in automating athletic training methods.

SourceUniversity of Tsukuba·JournalSensors·DateSep 3, 2021
Apple iPhone 17 Pro

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

Study reveals threat of catastrophic supervolcano eruptions ever-present

A study found magma continued to ooze out from an ancient supervolcano in Indonesia for 5000 to 13,000 years after the super-eruption. This discovery challenges existing knowledge and requires re-evaluation of eruption hazards. Supervolcanoes remain a threat for thousands of years after a super-eruption.

SourceCurtin University·JournalCommunications Earth & Environment·DateSep 3, 2021

Researchers discover connection between brain’s opioid system and eating behavior

A recent study discovered a connection between the brain's opioid system and food craving triggered by external stimuli. The researchers found that individuals with fewer opioid receptors were more likely to overeat in response to appetizing food, suggesting the opioid system as a potential target for anti-obesity drugs.

SourceUniversity of Turku·JournalTranslational Psychiatry·TypeImaging analysis·DateSep 2, 2021

Sudden cardiac episodes could be caused by deadly cocktail

Researchers discover that sudden cardiac episodes are caused by a combination of genetic mutations and chemical modifications in heart cells. The study uses new technology to manipulate the protein, demonstrating that phosphorylation can affect its function, particularly when paired with mutations.

SourceUniversity of Copenhagen - The Faculty of Health and Medical Sciences·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateSep 2, 2021

Generating entangled photons with nonlinear metasurfaces

A new approach to generating quantum-entangled photon pairs uses nonlinear metasurfaces to enhance and tailor photon emissions. The researchers achieved a five-order-of-magnitude increase in the brightness of entangled photons, with a highly configurable platform that can control entanglement and direction.

SourceSPIE--International Society for Optics and Photonics·JournalAdvanced Photonics·TypeExperimental study·DateSep 2, 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.

Nano ‘camera’ made using molecular glue allows real-time monitoring of chemical reactions

A team from the University of Cambridge developed a nano 'camera' that harnesses light within semiconductor nanocrystals to induce electron transfer processes, allowing for the real-time monitoring of chemical reactions. The platform can be used to study various molecules and their potential applications in renewable energy.

SourceUniversity of Cambridge·JournalNature Nanotechnology·TypeExperimental study·DateSep 2, 2021

Blood vessels produce growth factor that promotes metastases

Researchers identified a new growth factor produced by blood vessels that enables tumor cells to metastasize. The study, led by Hellmut Augustin, found that the production of LRG1 promotes the formation of a microenvironment that stimulates cancer cell growth and colonization.

SourceGerman Cancer Research Center (Deutsches Krebsforschungszentrum, DKFZ)·JournalScience Translational Medicine·DateSep 2, 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.

Geologists look to past for answers on future tsunami threats

Researchers are using geological history to better understand tsunami hazards and improve predictions of future events. A recent study in north-central Chile found geologic evidence of a 1922 tsunami, providing valuable insights into the region's tsunami risk.

SourceVirginia Tech·JournalNature Geoscience·DateSep 2, 2021

Teenagers aren't as lonely in lockdown if interacting positively online

A recent study of over 700 Peruvian adolescents during the COVID-19 lockdown found that teenagers who interacted positively online reported less loneliness and better well-being. The quality of their online interactions, such as chatting with friends and relatives, was a key factor in reducing loneliness.

SourceUniversity of California - Berkeley·JournalJournal of Research on Adolescence·TypeData/statistical analysis·DateSep 2, 2021

Improved mental health support for frontline workers urgently needed

A new study by UCL researchers highlights the significant mental health burden on frontline healthcare workers during the Covid-19 pandemic. The study calls for increased mental health awareness training, more assertive outreach to identify those in need, and sustained funding for psychological support services.

SourceUniversity College London·JournalPLOS ONE·TypeSurvey·DateSep 2, 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.

Researchers discover test to predict which patients with rare blood disease will respond to only FDA-approved treatment, and identify alternative therapy

A new precision medicine test has been developed using blood proteins to identify patients with idiopathic multicentric Castleman disease (iMCD) most likely to respond to siltuximab. The study also reveals Janus kinase (JAK) inhibitors as a promising alternative treatment option for those who do not respond to siltuximab.

SourceUniversity of Pennsylvania School of Medicine·JournalBlood Advances·TypeData/statistical analysis·DateSep 2, 2021

Alarming: Resistances against a new active-substance combination detectable prior to use in Germany

Scientists detect early resistances to new antibiotic combination in Germany, limiting its potential as a treatment option for carbapenem-resistant pathogens. The study highlights the importance of genome-based surveillance for early detection of new resistance developments and emerging pathogens.

SourceGerman Center for Infection Research·JournalAntimicrobial Agents and Chemotherapy·TypeExperimental study·DateSep 2, 2021

Icarus can fly high and save on wax too

A research team from Kyoto University assessed eight flight routes during five ground level enhancements to evaluate the risks of solar particle events. The study found that the maximum flight route dose and dose rate arising from major GLE events would need to exceed 1.0 mSv and 80 µSv/h, respectively, for countermeasures to be deemed...

SourceKyoto University·JournalScientific Reports·TypeMeta-analysis·DateSep 2, 2021

Demographic Reporting Requirements Did Not Improve Enrollment of Black and Hispanic Patients in Acute Leukemia Clinical Trials

Researchers analyzed data from 260 AML and ALL trials and found that enrollment of Black and Hispanic patients was significantly lower after the establishment of demographic reporting requirements. The study highlights the need for targeted enrollment diversification strategies to ensure all patients are represented in clinical trials.

SourceAmerican Society of Hematology·JournalBlood Advances·DateSep 2, 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.

Collaboration with autistic researchers makes autism training more effective

A new study designed in collaboration with autistic scholars shows improvements in implicit biases about autism among the general public. The research found that autism trainings developed with autistic input were more effective at reducing implicit biases and improving explicit knowledge about autism.

SourceAdvanced Science Research Center, GC/CUNY·JournalAutism·DateSep 2, 2021

New wave of electron research

Researchers at the University of Tokyo have made a surprising discovery about the behavior of electrons in iron-based superconducting materials. They found that the electrons form a nematicity wave, which could help them understand how electrons interact with each other in superconductors and lead to new discoveries.

SourceUniversity of Tokyo·JournalScience·TypeExperimental study·DateSep 2, 2021

Natural exposure to wildfire smoke increased pregnancy loss in rhesus macaques

A study published in Reproductive Toxicology found that rhesus macaques exposed to wildfire smoke early in pregnancy had an increased rate of miscarriage. The researchers discovered that high levels of small particles (PM2.5) and phthalates, known endocrine disruptors, were present in the smoke.

SourceUniversity of California - Davis·JournalReproductive Toxicology·TypeObservational study·DateSep 2, 2021

Early detection of encephalitis after immunotherapy using a blood test

Researchers at the University of Gothenburg have developed a simple blood test to detect treatment-triggered encephalitis in patients undergoing immunotherapy. The study found that markers such as S-100B and NFL can act as early warnings for encephalitis, allowing for timely administration of anti-inflammatory drugs.

SourceUniversity of Gothenburg·JournalJournal for ImmunoTherapy of Cancer·TypeCase study·DateSep 2, 2021

New food freezing concept improves quality, increases safety and cuts energy use

A new food freezing method called isochoric freezing preserves food without turning it to solid ice, killing microbial contaminants during processing. This technology could save up to 6.5 billion kilowatt-hours of energy and reduce carbon emissions by 4.6 billion kg annually.

SourceUS Department of Agriculture - Agricultural Research Service·JournalRenewable and Sustainable Energy Reviews·TypeExperimental study·DateSep 2, 2021
Celestron NexStar 8SE Computerized Telescope

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

These geckos crash-land on rainforest trees but don't fall, thanks to their tails

Scientists have discovered that geckos use their tails to recover from head-first crashes into rainforest trees, with implications for the design of agile robots. This versatile behavior allows geckos to stabilize themselves after impact and maintain control during gliding maneuvers.

SourceUniversity of California - Berkeley·JournalCommunications Biology·TypeExperimental study·DateSep 2, 2021

UTSA research collaboration moving forward with new approach to kill cancer cells

The University of Texas at San Antonio's Center for Innovative Drug Discovery (CIDD) has received a $3.2 million grant to develop strategies targeting cancer-related proteins considered 'undruggable'. The Proteolysis-Targeting Chimeras (PROTAC) platform aims to promote degradation of targeted cancer proteins and kill cancer cells.

SourceUniversity of Texas at San Antonio·DateSep 2, 2021

Improving buyer-freelancer communications in the gig economy

Researchers provide generalized communication principles for successful bid writing in the gig economy, including moderate call length, task information focus, and concreteness. By managing uncertainty through bids, freelancers can increase their chances of winning gigs and achieving price premiums.

SourceAmerican Marketing Association·JournalJournal of Marketing·DateSep 2, 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.

Copper and PTFE stick together to support better 5G

Osaka University researchers have created an adhesive-free method to strongly combine copper foil with polytetrafluoroethylene (PTFE), reducing transmission losses in electronic circuits. The heat-assisted plasma treatment technique improves adhesion strength without adding intermediate layers.

SourceOsaka University·TypeExperimental study·DateSep 2, 2021

Do we need an IPCC for food?

A global food panel could bring together scientists, governments and stakeholders to tackle food insecurity, climate change and health crises. However, its legitimacy and impact depend on ensuring diverse knowledge participation and inclusive governance.

SourceThe Alliance of Bioversity International and the International Center for Tropical Agriculture·JournalScience·DateSep 2, 2021

Less salt, more protein: Researchers address dairy processing's environmental, sustainability issues

A new study from the University of Illinois at Urbana-Champaign introduces an electrochemical redox desalination process that removes up to 99% of excess salt from whey while refining over 98% of its valuable protein content. The process uses less energy and operates at a lower cost compared to conventional desalination systems.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalChemical Engineering Journal·TypeExperimental study·DateSep 2, 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.

Hotter weather is linked to increases in COPD exacerbations

A recent study found that warmer temperatures are associated with an increase in COPD exacerbations. The research analyzed data from over 1,100 smokers with COPD and discovered a 2% increased risk of exacerbations for every one-degree Celsius rise in ambient temperature.

SourceEuropean Respiratory Society·TypeObservational study·DateSep 2, 2021

COgITOR, the liquid cybernetic system inspired by cells

The COgITOR project aims to develop an initial prototype for an autonomous liquid cybernetic system that can be used as an intelligent, active probe in extreme areas. The system will be composed of concentric spheres containing solvents enriched with nanoparticles and a silicon chip in the centre.

SourceIstituto Italiano di Tecnologia - IIT·TypeExperimental study·DateSep 2, 2021

Stellar collision triggers supernova explosion

Astronomers discovered a stellar collision that triggered a supernova explosion in a companion star. The collision was detected using the VLA and VLASS survey, revealing a centuries-long death dance between two massive stars.

SourceNational Radio Astronomy Observatory·JournalScience·TypeObservational study·DateSep 2, 2021

Epilepsy brain implant does not transform patients’ sense of self or personality but offers them new insights into illness, study shows

A new study found that a next-generation brain implant for treating refractory epilepsy does not induce changes to patients' personalities or self-perceptions. The study follows 12 patients and their family caregivers over two years, providing reassurance for patients implanted with this device.

SourceTaylor & Francis Group·JournalAJOB Neuroscience·TypeCase study·DateSep 2, 2021
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.

Highly dynamic sex chromosomes in cichlid fishes

Research reveals cichlids exhibit highly dynamic sex chromosomes, transitioning between XY and ZW systems. Genome analysis identified over 70 species with distinct sex-determining genes.

SourceUniversity of Basel·JournalScience Advances·DateSep 2, 2021

Study: Normal concussion recovery could take up to a month

A new study redefines the concussion recovery process, finding it takes up to 28 days for most athletes to recover from injury. The study's lead researcher suggests reframing expectations to avoid stigmatizing concussed athletes who take longer than previously suggested recovery times.

SourceUniversity of Michigan·JournalSports Medicine·DateSep 2, 2021

Language barriers do not explain why immigrants have higher mortality from COVID-19

A new study from Stockholm University analyzed intermarried immigrants and found that they had a higher mortality rate from COVID-19 compared to native Swedes. The researchers excluded individuals with missing data and considered various factors such as education and income, but still found no correlation between language proficiency a...

SourceStockholm University·JournalBMJ Open·TypeData/statistical analysis·DateSep 2, 2021

Overdose risk more than tripled from 2014-2019 among NJ Medicaid users

A Rutgers-led study found that medically treated opioid overdoses in New Jersey Medicaid beneficiaries increased by over 300% from 2014-2019, driven primarily by heroin and synthetic opioids. The study also revealed high rates of co-occurring conditions such as depression, hepatitis C, and alcoholism among those who suffered overdose

SourceRutgers University·JournalJournal of Substance Abuse Treatment·TypeMeta-analysis·DateSep 2, 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 Bayesian quantum algorithm directly calculates the energy difference of an atom and molecule

Researchers from Osaka City University have developed a Bayesian phase difference estimation (BPDE) algorithm that directly calculates the energy difference between two relevant quantum states. This breakthrough enables precise accuracy in chemistry problems and overcomes limitations of conventional full-CI calculations.

SourceOsaka City University·JournalPhysical Chemistry Chemical Physics·TypeComputational simulation/modeling·DateSep 2, 2021

Does our mind’s eye match real life? New study shows differences in how we perceive images

A new study by the University of Plymouth and Essex found that many adults struggle to imagine their own visual perception as a flat image, resisting the idea of 'corrected' vision. When shown two lines with different lengths, participants often judged them as equal in length, despite being able to see one as longer when viewed on camera.

SourceUniversity of Plymouth·JournalPLOS ONE·TypeObservational study·DateSep 2, 2021

Putting a new theory of many-particle quantum systems to the test

Physicists have successfully tested the theory of generalized hydrodynamics in one-dimensional gases, demonstrating its accuracy in simulating out-of-equilibrium quantum systems. This breakthrough could greatly simplify the study of such systems and eventually inform the development of quantum-based technologies.

SourcePenn State·JournalScience·TypeExperimental study·DateSep 2, 2021

How much energy do we need to achieve a decent life for all?

The study assesses how much energy is needed to provide the global poor with a decent life and found that this can be reconciled with efforts to meet climate targets. The researchers identified gaps in decent living standards (DLS) by region and estimated the amount of energy required to fill them.

SourceInternational Institute for Applied Systems Analysis·JournalEnvironmental Research Letters·DateSep 2, 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.

Researchers use artificial intelligence to predict which COVID-19 patients will need a ventilator to breathe

A team of researchers at Case Western Reserve University has developed an AI-powered tool that can accurately predict which COVID-19 patients will need a ventilator to breathe. The tool, trained on CT scans from nearly 900 patients, shows an impressive 84% accuracy rate in identifying patients who require breathing assistance.

SourceCase Western Reserve University·JournalIEEE Journal of Biomedical and Health Informatics·DateSep 2, 2021

Study reveals possibility that many Japanese have undiagnosed Gitelman Syndrome

Researchers estimate that up to 1.7% of the Japanese population may have undiagnosed Gitelman syndrome, a salt-wasting tubulopathy that affects kidney function and electrolyte balance. The condition can lead to fatigue, muscle weakness, and arrhythmia, but is often misdiagnosed or overlooked due to its subtle symptoms.

SourceKobe University·JournalScientific Reports·TypeData/statistical analysis·DateSep 2, 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.

Cavalier King Charles spaniels carry more harmful genetic variants than other breeds

A recent study found that Cavalier King Charles spaniels have an increased number of disease-causing mutations compared to other breeds. The breed's history of intense breeding and limited gene pool has led to the accumulation of harmful genetic variants, including those linked to myxomatous mitral valve disease, a common heart condition.

SourcePLOS·JournalPLOS Genetics·TypeExperimental study·DateSep 2, 2021

New research advances clean energy solutions

Researchers at Arizona State University have developed a synthetic diiron-containing porphyrin that can efficiently catalyze the conversion of radiant energy from the sun into chemical energy. This breakthrough has potential applications in creating non-fossil-based fuels and electrochemical cells for renewable energy storage.

SourceArizona State University·JournalChemElectroChem·TypeExperimental study·DateSep 2, 2021
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.

Researcher seeks better picture of Lyme disease cases in Texas

Researchers used new approaches to track Lyme disease in Texas, finding an overlap between tick-bite locations and human cases. The study suggests that tick-bite location may serve as an indicator for human disease risk in nonendemic areas.

SourceUniversity of Texas at Dallas·JournalHealthcare·TypeData/statistical analysis·DateSep 2, 2021

GP guidance: Diet and weight loss to achieve type 2 diabetes remission

A large-scale review of clinical evidence suggests that losing significant weight through diet or surgery can bring about type 2 diabetes remission. Meal-replacement diets and low-carbohydrate diets were found to be effective in achieving remission, with people who lost the most weight being more likely to succeed.

SourceUniversity College London·JournalJournal of Human Nutrition and Dietetics·TypeSystematic review·DateSep 2, 2021