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Science News Archive 2021 - Page 75


Page 75 of 510

On-water creation of conducting MOF nanosheets

Scientists at Osaka Prefecture University developed a novel method for creating uniform, electrically conductive nanosheets using oil and water interfaces. The approach resulted in highly organized three-dimensional nanostructures with high electrical conductivity, offering potential applications in energy devices and sensors.

SourceOsaka Prefecture University·JournalACS Applied Materials & Interfaces·TypeNews article·DateOct 28, 2021

Engineers devise a way to selectively turn on RNA therapies in human cells

Researchers at MIT and Harvard University have developed a way to selectively turn on gene therapies in target cells by detecting specific messenger RNA sequences. This technology can fine-tune gene therapies for applications ranging from regenerative medicine to cancer treatment, potentially reducing side effects and increasing efficacy.

SourceMassachusetts Institute of Technology·JournalNature Biotechnology·DateOct 28, 2021

Machine learning may be the right tool for predicting success of opioid dispensing outcomes

A new study at Columbia University Mailman School of Public Health uses machine learning to predict successful opioid dispensing models in U.S. counties. The analysis reveals that prescription drug monitoring program access provisions are the most consistent predictors of high-dispensing and high-dose dispensing counties.

SourceColumbia University's Mailman School of Public Health·JournalEpidemiology·DateOct 28, 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.

Urgent action needed to reduce uncertainty on CO2 storage prospects

Researchers at Princeton University urge for increased policy support and investment in carbon capture and storage (CCS) to reduce energy sector emissions. Current storage capacity is insufficient to meet ambitious decarbonization targets, highlighting the need for strategic planning and characterization capabilities.

SourcePrinceton University, Engineering School·JournalNature Climate Change·TypeCommentary/editorial·DateOct 28, 2021

New dataset reveals effects of land dispossession and forced migration on Indigenous peoples in North America

A new dataset compares historical tribal lands to present-day tribal land, revealing a 99% reduction in Indigenous land density since European colonization. The analysis shows that Indigenous populations were forced into lands with fewer natural resources and are now inhibited from managing their own lands.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateOct 28, 2021

Lifting the veil over mysterious desert truffles: Terfezia’s ecology and diversity towards cultivation

Researchers from the University of Évora discovered seven new species of Terfezia fungi in Portugal, including two previously unknown to science. The study provides valuable insights into their ecological range and potential hosts, enabling the development of truffle cultivation techniques that can positively impact local communities.

SourcePensoft Publishers·JournalMycoKeys·DateOct 28, 2021

How legumes give oxygen to symbiotic bacteria in their roots

Researchers identify two transcription factors regulating leghemoglobin production in legume nodules, critical for symbiotic bacteria relationships. The discovery offers potential to improve nitrogen fixation and reduce synthetic fertilizer use.

SourceJohn Innes Centre·JournalScience·TypeExperimental study·DateOct 28, 2021
Apple iPhone 17 Pro

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

Sending up the bat signal on forest use by endangered species

A team of scientists tracked individual endangered Indiana bats and northern long-eared bats to understand their foraging behaviors and habitat preferences. The results show that most timber harvest strategies are neutral or even positive for the bats, with smaller patch cuts and thinning being compatible with conservation.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalForest Ecology and Management·DateOct 28, 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.

Biased tech could determine who gets life saving therapy

A study found that racial bias in oxygen readings during the pandemic can lead to unequal access to life-saving ECMO therapy. The analysis, using a comprehensive international database, revealed higher rates of discrepancies in Black patients compared to white patients.

SourceMichigan Medicine - University of Michigan·JournalCHEST Journal·TypeObservational study·DateOct 28, 2021

Donors long to be heard: New Ben-Gurion University study reveals the key to successful fundraising

A new study by Ben-Gurion University researchers found that soliciting an opinion about a campaign before asking for a donation is more effective than simply asking for a donation. Donors who were encouraged to share their thoughts and feelings about a cause were more likely to contribute online over the long term.

SourceBen-Gurion University of the Negev·JournalJournal of Business and Psychology·TypeSurvey·DateOct 28, 2021

The goal in mind

Researchers found that future goals are represented by a pattern of neural activity resembling previous visits, and this activity can re-emerge upon decision to target a location. The orbitofrontal cortex plays a key role in representing future goals during navigation.

SourceMax-Planck-Gesellschaft·JournalNature·TypeExperimental study·DateOct 28, 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.

New immunotherapy insights for kidney cancer

Researchers found immune cell patterns within tumours that can predict if patients with kidney cancer will respond to immunotherapy. The study identified a specific 'clonal' T cell receptor pattern linked to a greater chance of positive immunotherapy response.

SourceThe Francis Crick Institute·JournalCancer Cell·TypeObservational study·DateOct 28, 2021

Special issue: Sleep

Recent research highlights the significance of sleep in maintaining physiological health and promoting healthy cognition. The special issue explores the complex mechanisms underlying sleep and its role in memory consolidation, neuronal activity, and fluid flow.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateOct 28, 2021

Otago researchers identify best water treading technique to prevent drowning

A new study from the University of Otago has found that the 'egg-beater' technique is the most effective water treading method for preventing drowning. The technique, which involves alternating breaststroke kicks, was deemed more energetically and cognitively efficient than other methods.

SourceUniversity of Otago·JournalFrontiers in Physiology·TypeRandomized controlled/clinical trial·DateOct 28, 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.

Behavioral synchronization in complex societies of feral horses

Research at Kyoto University using drones and a multi-agent system found that feral horses synchronize their behavior not only within unit groups but also across different parts of the herd. The study's results suggest that individual horses can recognize the behavior of distant individuals, averaging a nearest distance of 39.3m.

SourceKyoto University·JournalPLOS ONE·TypeObservational study·DateOct 28, 2021

Intriguing insect fossils preserved in amber

The discovery of insect larvae with elongated appendages and early flying insects shed light on ecology, developmental biology, and the evolutionary history of insects. The findings suggest that lacewings played a more prominent ecological role in the Cretaceous Period and challenge traditional assumptions about developmental constraints.

SourceLudwig-Maximilians-Universität München·JournalScientific Reports·DateOct 28, 2021

One plus one does not equal two

Researchers from FAU investigated G protein-coupled receptors, finding that tailor-made substances can affect receptor dimer formation and behavior. The study revealed the dopamine D3 receptor migrates into the cell interior when bound to a bivalent ligand, altering signal transmission.

SourceFriedrich-Alexander-Universität Erlangen-Nürnberg·JournalCommunications Biology·DateOct 28, 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.

Researchers identify core genetic networks driving human embryonic stem cell behavior

A genome-wide screening technique reveals the interrelated activities of genes controlling pluripotency and apoptosis in human embryonic stem cells. The study provides new insights into cancer genetics and a novel approach for regenerative medicine research, enabling the systematic mapping of genetic networks involved in tissue formation.

SourceBrigham and Women's Hospital·JournalGenes & Development·DateOct 28, 2021

Chatbot for addressing COVID-19 vaccine hesitancy

A chatbot tested with 338 individuals showed a 37% increase in positive views of vaccination and a 20% decrease in vaccine refusal after just a few minutes of interaction. The study suggests that the chatbot could be an effective tool to reduce vaccine hesitancy.

SourceCNRS·JournalJournal of Experimental Psychology Applied·TypeExperimental study·DateOct 28, 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.

Long-lived proteins in mitochondria of the brain stabilize protein complexes

Researchers at Salk Institute discovered that long-lived mitochondrial proteins remain stable for an extended period, protecting them from damage. This stability allows these proteins to maintain mitochondrial function even when new ones are synthesized, providing protection against errors and energy-conservation benefits.

SourceSalk Institute·JournalDevelopmental Cell·DateOct 28, 2021

Ancestors of whale sharks in Panama may come from distant waters

A recent study found that whale sharks in Panama may originate from the Arabian Gulf and Western Indian Ocean, highlighting their ability to travel long distances. This discovery underscores the need for transboundary conservation measures like marine corridors to protect this endangered species.

SourceSmithsonian Tropical Research Institute·JournalFrontiers in Marine Science·DateOct 28, 2021

Ohio State breath test can identify Covid-19 In critically ill patients

A new breath test developed by Ohio State researchers can identify COVID-19 infections in critically ill patients with high accuracy. The non-invasive technology uses nanosensors to detect specific biomarkers in exhaled breath, allowing for rapid screening and exclusion of non-infected patients.

SourceOhio State University Wexner Medical Center·JournalPLOS ONE·DateOct 28, 2021

In dry years, rivers become birds’ crowded corridors

Researchers found that in dry years, birds funnel into riparian environments due to increased greenness, leading to overcrowding and decreased bird populations. The study highlights the importance of understanding how birds respond to climate change for conservation purposes.

SourceUniversity of Utah·JournalAnimal Conservation·TypeObservational study·DateOct 28, 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.

Researchers use new x-ray technique to conserve Henry VIII’s favorite warship

A multidisciplinary team of researchers used a new X-ray technique to discover zinc-containing nanoparticles lodged within the wooden hull of the Mary Rose, leading to its deterioration. The nanoparticles, likely from anaerobic bacteria, have been found in conjunction with polymer deposits that were added to preserve the ship's remains.

SourceColumbia University School of Engineering and Applied Science·JournalMatter·DateOct 28, 2021

Chemical-free cleaning of bioreactor membranes

A team of scientists at KAUST has developed a novel approach for cleaning biofouled membranes in anaerobic bioreactors, combining UV irradiation with bacteriophages to eliminate bacteria. The method improved upon individual treatments and was proven effective over four cleaning cycles.

SourceKing Abdullah University of Science & Technology (KAUST)·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateOct 28, 2021

Oxidation-tolerant solid electrolyte provides high energy capacity for Li2S cathode

Researchers at Osaka Prefecture University create a high-capacity Li2S-based positive electrode using an oxidation-tolerant solid electrolyte, bringing all-solid-state batteries closer to reality. The study found that the electrochemical window of solid electrolytes must exceed 0.2V for high energy capacity.

SourceOsaka Prefecture University·JournalAdvanced Functional Materials·TypeNews article·DateOct 28, 2021

Research Delivers Hope for Epilepsy Patients

A new diagnostic model developed by Rutgers researchers can predict whether patients with generalized epilepsy will respond to treatment with 80% accuracy. The study combines electroencephalogram (EEG) data with clinical observations to determine prognosis, providing valuable information for clinicians.

SourceRutgers University·JournalEpilepsia·TypeCase study·DateOct 28, 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.

Scientists bring efficiency to expanding offshore wind energy

Scientists at Cornell University have developed a method to optimize turbine spacing in offshore wind farms, reducing wake effects and increasing power production. The research aims to support the rapid expansion of offshore wind energy in the US and Europe, with potential to generate over 7,000 terawatt hours per year.

SourceCornell University·JournalJoule·DateOct 28, 2021

The Lancet Infectious Diseases: CoVID-19 vaccines lower risk of infection with delta variant, but infection can still be passed on in household settings

A study published in The Lancet Infectious Diseases found that COVID-19 vaccines reduce the risk of infection with the delta variant, but vaccinated people can still spread the virus in household settings. Vaccination remains effective at preventing severe disease and deaths from COVID-19.

SourceThe Lancet·JournalThe Lancet Infectious Diseases·TypeObservational study·DateOct 28, 2021

Prizewinner reveals hunger’s role in perception and behavior

A recent study by Amber Alhadeff has uncovered a hypothalamic-to-hindbrain circuit that suppresses pain sensation in hungry mice, enabling them to seek food. The research also highlights the rapid communication between gut nutrients and brain via an understudied pathway.

SourceAmerican Association for the Advancement of Science (AAAS)·DateOct 28, 2021

Unlocking the technology to produce unbreakable screens

Researchers at the University of Queensland have developed a method to produce unbreakable screens using liquid-phase sintering of lead halide perovskites and metal-organic framework glasses. This breakthrough could revolutionize the display industry with virtually indestructible displays.

SourceUniversity of Queensland·JournalScience·DateOct 28, 2021
Fluke 87V Industrial Digital Multimeter

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

New monoclonal antibody shows promise for severe asthma

Itepekimab, a novel monoclonal antibody, has been found to be safe and effective in treating moderate-to-severe asthma. In a phase 2 trial, it significantly improved lung function and reduced asthma control events compared to placebo.

SourceNational Jewish Health·JournalNew England Journal of Medicine·TypeRandomized controlled/clinical trial·DateOct 28, 2021

Researchers identify genes at play in people with osteoarthritis

Researchers have identified key genes involved in osteoarthritis, a leading cause of pain and disability worldwide. The study, conducted on over 800,000 individuals, sheds light on the genetic factors contributing to the disease and may pave the way for new treatments.

SourceNorwegian University of Science and Technology·JournalCell·TypeData/statistical analysis·DateOct 28, 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.

'Trade-offs' between wellbeing and resilience

A new study reveals that increasing human wellbeing and improving environmental resilience are not always compatible, especially when understood too simplistically. The research team argues that a more nuanced approach can help find win-win scenarios, prioritizing both people's livelihoods and the planet's health.

SourceUniversity of Exeter·JournalNature Sustainability·TypeLiterature review·DateOct 28, 2021

PTSD symptoms vary over course of menstrual cycle

Researchers found that PTSD symptoms peak in women during the first few days of their menstrual cycle, when estradiol levels are low, and decrease near ovulation. This discovery could lead to more accurate diagnoses and treatments for women with PTSD, who have been underrepresented in previous research.

SourceAmerican Psychological Association·JournalPsychological Trauma Theory Research Practice and Policy·DateOct 28, 2021

Artificial intelligence accelerates search for markers of resistance to sugarcane yellow leaf disease

Researchers used machine learning and genomics to identify molecular markers of resistance to sugarcane yellow leaf disease in over 97 sugarcane genotypes. The study found that energy cane varieties with higher fiber content are more resistant to the disease, paving the way for commercial launches.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalScientific Reports·DateOct 28, 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.

Experts name new species of human ancestor

A new species of human ancestor, Homo bodoensis, has been named by an international team of researchers, providing clarity to the poorly understood Middle Pleistocene period in human evolution. The new classification resolves long-standing terminology issues and recognizes a direct human ancestor.

SourceThe University of Winnipeg·JournalEvolutionary Anthropology Issues News and Reviews·TypeSystematic review·DateOct 28, 2021

New UD study shows warming climate will increase number of harmful algae blooms

A new study led by University of Delaware Associate Professor Kathryn Coyne found that warming temperatures contribute to an increasing number of harmful algal blooms. The study showed that changes in light conditions significantly influence the growth and impact of these algae, particularly for species like Karlodinium veneficum.

SourceUniversity of Delaware·JournalPLOS ONE·DateOct 28, 2021

How COVID-19 alters the immune system

A study found that COVID-19 decreases dendritic cells in the blood, impairing their ability to stimulate T cells. This could make patients more susceptible to secondary infections during recovery. Despite this, patients still generate antibodies and activate a robust immune response against the virus.

SourceLudwig-Maximilians-Universität München·JournalPLOS Pathogens·DateOct 28, 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.

Plant from plastics: Bio-based polymers can be transformed into fertilizer

Scientists at Tokyo Institute of Technology have developed an environmentally friendly process to chemically recycle bio-based plastics into fertilizers. The process, which uses ammonia to break down the plastics, produces nitrogen-rich molecules that can be used as fertilizer, showing promising results in plant growth experiments.

SourceTokyo Institute of Technology·JournalGreen Chemistry·TypeExperimental study·DateOct 28, 2021

Creating a new toehold for RNA therapeutics, cell therapies, and diagnostics

Scientists at Harvard's Wyss Institute create eToeholds to target specific diseases, enabling more precise RNA therapy and diagnostic approaches. The technology, developed by James Collins and his team, uses internal ribosome entry sites to produce proteins only when a cell-specific or viral RNA is present.

SourceWyss Institute for Biologically Inspired Engineering at Harvard·JournalNature Biotechnology·TypeExperimental study·DateOct 28, 2021
Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.