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Science News Archive October 2021 - Page 2


Page 2 of 40

Lithium metal batteries with diluted high concentration electrolytes to power the future

Scientists have demonstrated that diluting high concentration electrolytes can improve the cycling abilities of lithium metal batteries over a wide range of temperatures. The study found that TTE dilution significantly improved Li+ ion transport and reduced dendritic Li plating, leading to better cycling stability.

SourceDGIST (Daegu Gyeongbuk Institute of Science and Technology)·JournalChemical Engineering Journal·DateOct 29, 2021

This squirrel watches its neighbor's back

Researchers found that Barbary ground squirrels in the Canary Islands rely on synchronized vigilance as their main defense mechanism against predators. They spend a significant amount of time watching each other and scanning their surroundings to detect threats.

SourceUniversity of Cincinnati·JournalBehavioral Ecology and Sociobiology·TypeObservational study·DateOct 29, 2021

Blasting the zombie out of water-saving tech

A team of scientists found that technology adoption as a water-saving method for improving irrigation efficiency is ineffective and can worsen water scarcity. The study suggests that modern irrigation technologies may only achieve a 10-20% saving under ideal conditions.

SourceUniversity of Adelaide·JournalEnvironmental Research Letters·TypeObservational study·DateOct 29, 2021

Hollings collaborates on two studies showing how to boost immunotherapy effectiveness for patients with oral-cavity squamous cell carcinoma

Researchers from MUSC Hollings Cancer Center, UCLA Jonsson Comprehensive Cancer Center, and Winship Cancer Institute discovered that pre-surgical anti-PD-1 immunotherapy is safe and effective for OCSCC patients. The studies identified potential molecular biomarkers in blood and tumors to predict treatment response.

SourceMedical University of South Carolina·JournalCell Reports Medicine·DateOct 29, 2021

“Towards Straintronics: Guiding Excitons in 2D Materials” -- CCNY & partners make breakthrough

A team of physicists and their collaborators created an excitonic wire, a one-dimensional channel for electrically neutral quasiparticles called excitons. This breakthrough could lead to innovative devices that operate at room temperature and replace certain tasks performed by standard transistor technology.

SourceCity College of New York·JournalScience Advances·TypeExperimental study·DateOct 29, 2021

Study of destructive California fire finds resilience planning must account for socially vulnerable

A recent study by Oregon State University researchers highlights the importance of considering the needs of socially vulnerable populations in disaster resilience planning. Schools and healthcare facilities play a crucial role in supporting student, teacher, and staff mental health, as well as providing essential services to the commun...

SourceOregon State University·JournalNatural Hazards·TypeCase study·DateOct 28, 2021

Scientists discover two coexisting pseudo-mirror heteromolecular telomeric g-quadruplexes differentially recognized by thioflavin T

Researchers describe two coexisting pseudomirror heteromolecular telomeric G-quadruplexes with distinct loop progressions differentially recognized by thioflavin T. The study highlights the impact of a single altered flanking base on mutual recognition between G-rich oligomers.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalNucleic Acids Research·TypeExperimental study·DateOct 28, 2021

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.

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.

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

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.

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

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

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