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Science News Archive November 2022 - Page 23


Page 23 of 39

Princeton Chemistry discovers new pathway for antimicrobial peptides

Researchers at Princeton University have identified a multi-step biosynthetic pathway that transforms a biologically inert peptide into structurally complex antibiotics, called enteropeptins. Enteropeptins exhibit narrow-spectrum activity and inhibit the growth of specific bacteria, such as Enterococcus.

SourcePrinceton University·JournalNature Chemistry·TypeExperimental study·DateNov 14, 2022
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.

Neurotoxicological hazard assessment without animal testing

An international research team developed an animal-free testing battery to detect developmental neurotoxicity, using human cells instead of animals. The results show that the testing battery is technically feasible and already has a measurement sensitivity comparable to animal experiments.

SourceUniversity of Konstanz·JournalChemosphere·DateNov 14, 2022

Han conducting collaborative research on innovating volumetric video streaming with motion forecasting, intelligent upsampling and QoE modeling

Collaborative research team led by George Mason University's Bo Han explores innovative approaches to streaming volumetric videos. The project aims to develop demonstrable systems for multi-dimension, multi-modality motion sensing, deep-learning-based content upsampling, QoE modeling and resource/motion adaptation.

SourceGeorge Mason University·DateNov 14, 2022

International research team cracks chemical code on how iodine helps form clouds

An international team has cracked the chemical code driving iodine particle formation, revealing its link to increased cloud cover and ozone layer depletion. The study suggests that iodine plays a catalytic role in atmospheric particle formation, contributing to global warming-related thinning of Arctic sea ice.

SourceUniversity of Colorado at Boulder·JournalNature Chemistry·DateNov 14, 2022
Apple iPhone 17 Pro

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

How Covid-19 causes neurological damage

Researchers identified biomarkers that predict severe Covid-19 cases with neurological symptoms, offering potential targets for drug development to prevent consequential damage. They also found a link between impaired blood-brain barrier and excessive immune response.

SourceUniversity of Basel·JournalNature Communications·DateNov 14, 2022

Society for Neuroscience 2022 Science Education and Outreach Awards

The Society for Neuroscience presents eight neuroscientists with Science Education and Outreach Awards, recognizing their contributions to improving STEM education and sparking interest in neuroscience. Award winners Francisco Fernandez de Miguel and Clark Lindgren were honored for their creative ways to reach underserved communities a...

SourceSociety for Neuroscience·DateNov 14, 2022

Designing and programming living computers

Scientists design genetic devices to perform computations like artificial neural circuits in bacterial cells, creating flexible and dynamically reprogrammable cells. This breakthrough enables potential applications in biomanufacturing and medical fields.

SourceTechnion-Israel Institute of Technology·JournalNature Communications·TypeExperimental study·DateNov 14, 2022
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.

Technion researchers discover unique peptides with anti-cancer potential

Researchers from the Technion and University of Tokyo have discovered cyclic peptides that bind to specific chains of ubiquitin proteins, disrupting DNA repair mechanisms and leading to cell death. This breakthrough could lead to more effective treatments against cancer cells than existing anti-cancer drugs.

SourceTechnion-Israel Institute of Technology·JournalNature Communications·TypeExperimental study·DateNov 14, 2022

Lack of computer access linked to poorer mental health in young people during COVID-19 pandemic

A recent study by University of Cambridge researchers found that lack of computer access led to poorer mental health among young people during the COVID-19 lockdowns. The team's analysis of data from 1,387 10–15-year-olds revealed that those without access to a computer experienced a more significant increase in Total Difficulties scores.

SourceUniversity of Cambridge·JournalScientific Reports·TypeSurvey·DateNov 13, 2022
Meta Quest 3 512GB

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

Revelations from Ryugu: Muon non-destructive analysis unveils true nature of ancient asteroid

Researchers from Osaka University have successfully detected carbon, nitrogen, and oxygen in samples from near-Earth asteroid Ryugu using muon non-destructive analysis. The findings suggest that CI chondrites may be contaminated with terrestrial materials, challenging previous understanding of the solar system's chemical compositions.

SourceOsaka University·JournalScience·TypeObservational study·DateNov 13, 2022

Subtropical clouds key to southern ocean teleconnections to the tropical pacific

A research team at UNIST has identified subtropical low cloud feedback as a key mechanism driving teleconnections between the Southern Ocean and tropical precipitation. Their findings suggest that this impact is stronger than previously thought, with implications for mid-latitude climate predictions.

SourceUlsan National Institute of Science and Technology(UNIST)·JournalProceedings of the National Academy of Sciences·DateNov 13, 2022

Researchers reveal secret of ultra-slow motion of pine cones

Researchers from Chinese Academy of Sciences reveal the secret of ultra-slow motion in pine cones, attributing it to unique microtube structures that drive scale movement with humidity changes. They develop mimicking actuators enabling unperceivable motion, two orders of magnitude slower than other reported actuators.

SourceChinese Academy of Sciences Headquarters·JournalNature Materials·TypeExperimental study·DateNov 13, 2022
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.

More than one-third of insured Massachusetts individuals changed insurance type during the perinatal period

A University of Massachusetts Amherst study found that over 37% of insured Massachusetts residents experienced an insurance transition during the perinatal period. Individuals with Medicaid and Medicaid managed care were more likely to have a transition than those covered by private insurance, suggesting disruptions in continuity of care.

SourceUniversity of Massachusetts Amherst·JournalJAMA Network Open·TypeData/statistical analysis·DateNov 13, 2022

Revealed: Volume of plastic waste in Jakarta rivers!

A joint research project by Toyohashi University of Technology found that 78% of Jakarta's river waste is plastic, with PET bottles and bags accounting for over half. The study estimated a daily discharge rate of 7.7-12.6 grams per person, highlighting the need for improved waste management in Indonesia.

SourceToyohashi University of Technology (TUT)·JournalMarine Pollution Bulletin·TypeExperimental study·DateNov 13, 2022

The offshoot of cells visualized in real time

A study at Kanazawa University uses high-speed atomic force microscopy to examine the impact of temperature, pH, and salt levels on small extracellular vesicle structure. The research reveals how sEVs' shape, size, and elasticity change under different conditions, providing valuable insights for nanodrug development.

SourceKanazawa University·JournalJournal of Extracellular Vesicles·DateNov 13, 2022
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.

Anifrolumab shows long-term promise in patients with lupus

Researchers report positive results from the first placebo-controlled trial of anifrolumab, a human monoclonal antibody targeting type I interferon receptor in patients with lupus. Treatment with anifrolumab was well-tolerated and sustained reduction in lupus disease activity.

SourceWiley·JournalArthritis & Rheumatology·DateNov 12, 2022

Childhood poverty impacts wellbeing in middle-age, study shows

A new UK study of over 3,000 adults found that childhood financial circumstances significantly impact wellbeing in middle age (41-65). Financial hardship in childhood is also a concern for mental health, particularly as child poverty levels increase.

SourceUniversity of Exeter·JournalApplied Research in Quality of Life·TypeMeta-analysis·DateNov 12, 2022

Oral deucravacitinib benefits patients with lupus

A phase 2 clinical trial has generated promising results for deucravacitinib, an oral inhibitor of tyrosine kinase 2 (TYK2), in patients with active lupus. The study found that patients treated with deucravacitinib experienced significant improvements in disease activity, with response rates ranging from 34% to 58% compared to placebo.

SourceWiley·JournalArthritis & Rheumatology·DateNov 12, 2022

Society for Neuroscience 2022 Outstanding Career and Research Achievements

The Society for Neuroscience awards recognize outstanding career and research achievements in neuroscience. Richard Huganir receives the Ralph W. Gerard Prize for his work on synaptic plasticity and learning and memory. Ian Maze wins the Jacob P. Waletzky Award for his groundbreaking research on neuroepigenetics and addiction.

SourceSociety for Neuroscience·DateNov 12, 2022
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.

The nose-brain pathway: exploring the role of trigeminal nerves in delivering intranasally administered antidepressant

Researchers developed a novel intranasal delivery system that utilizes the trigeminal nerve to deliver antidepressant drugs to the brain. The system showed efficacy at delivering the same dose as intracerebroventricular administration, highlighting a potential new approach for treating depression and other neurological disorders.

SourceTokyo University of Science·JournalJournal of Controlled Release·TypeExperimental study·DateNov 11, 2022

Researchers unravelling the mystery of extreme waves

Research has found that extreme ocean waves can arise from modulation instability in multi-directional wave systems, challenging previous assumptions. The study demonstrates that crossing sea waves can trigger the formation of extreme waves, posing a growing risk to marine infrastructure and coastal communities due to climate change.

SourceUniversity of Sydney·JournalPhysical Review·TypeExperimental study·DateNov 11, 2022

Previously unknown ability of the autonomic nervous system discovered

A research team at MedUni Vienna's Department of Plastic, Reconstructive and Aesthetic Surgery has discovered a previously unknown ability of the autonomic nervous system to spontaneously restore muscle function following a nerve injury. This finding may form the basis for improving interventions to treat nerve lesions.

SourceMedical University of Vienna·JournalJNeurosci·DateNov 11, 2022

Magma floods erupt from deeper sources than earlier believed

A new study by University of Helsinki researchers finds that magma floods can form in thick tectonic plates, contradicting the long-held assumption. The research uses geochemical modelling to demonstrate that high-temperature mantle sources can produce magmas with similar trace element compositions as low-pressure conditions.

SourceUniversity of Helsinki·JournalJournal of Petrology·TypeComputational simulation/modeling·DateNov 11, 2022

Caltech Hall is getting stiffer, according to decades of data

Researchers found that Caltech Hall's natural frequencies have increased by 5% in the east-west direction and 2% in the north-south direction over 20 years. This suggests up to 20% variation in the building's stiffness between earthquakes, posing a challenge for seismic structural health monitoring.

SourceSeismological Society of America·JournalThe Seismic Record·TypeObservational study·DateNov 11, 2022
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.

How we experience the pain of other people?

A new study from the Netherlands Institute for Neuroscience used electrodes implanted in epilepsy patients to directly measure electrical activity in the insula, a brain region critical for emotions. The researchers found that neurons in this region respond to the level of pain experienced by others, providing evidence for how we empat...

SourceNetherlands Institute for Neuroscience - KNAW·JournaleLife·DateNov 11, 2022

Your favorite songs reveal your attachment style: New psychology research

A new study found that people's favourite songs about relationships reflect their attachment style, with anxious themes dominating. On the other hand, secure and avoidant styles are represented in lyrics, indicating a strong connection between music and relationship experiences.

SourceUniversity of Toronto·JournalPersonal Relationships·TypeData/statistical analysis·DateNov 11, 2022

Attitudes towards corona vaccination among medical and nursing staff

A nationwide survey in Germany found that 82% of medical and nursing personnel were vaccinated at least once, with 75% having received two doses. In contrast to the general population, unvaccinated healthcare workers had stronger concerns about vaccine safety and effectiveness. The study suggests a need for targeted measures to convinc...

SourceDeutsches Aerzteblatt International·JournalDeutsches Ärzteblatt international·TypeData/statistical analysis·DateNov 11, 2022

Black holes don’t always power gamma-ray bursts, new research shows

According to new research led by the University of Bath, some short-duration gamma-ray bursts are triggered by the birth of supramassive stars, not black holes. This discovery may offer a new way to locate neutron star mergers and gravitational wave emitters.

SourceUniversity of Bath·JournalThe Astronomical Journal·TypeData/statistical analysis·DateNov 11, 2022

Searching for traces of dark matter with neutron spin clocks

A team of scientists at the University of Bern's Albert Einstein Center for Fundamental Physics has successfully narrowed the scope for the existence of dark matter using a precision experiment with neutron spin clocks. The results excluded axion-like particles and set new limits on dark matter existence.

SourceUniversity of Bern·JournalPhysical Review Letters·DateNov 11, 2022
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.

Probiotic 'backpacks' show promise for treating inflammatory bowel diseases

Researchers at the University of Wisconsin-Madison develop nanoparticles to neutralize molecules implicated in IBD, significantly improving treatment outcomes. The probiotic bacteria are equipped with nano-backpacks that target reactive oxygen species, reducing inflammation and promoting weight gain and colon length restoration.

SourceUniversity of Wisconsin-Madison·JournalScience Advances·TypeExperimental study·DateNov 11, 2022
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.

Climate change strikes: lightning patterns change with global warming

New research finds climate change could lead to more frequent lightning strikes over mountains and Northern Europe, triggering increased wildfire risks. However, relatively fewer lightning hazards are expected over populated areas of Central Europe.

SourceNewcastle University·JournalEnvironmental Research Letters·TypeComputational simulation/modeling·DateNov 11, 2022

Machine learning of binary ‘yes / no’ systems may improve medical diagnoses, financial risk analysis, more

Researchers developed a method to learn complex Boolean systems, enabling faster and more accurate diagnoses of urinary diseases, cardiac conditions, and financial risks. The technique uses optimal causation entropy to narrow down correct solutions and turn complex diagnostic processes into decision trees.

SourceEmbry-Riddle Aeronautical University·JournalPatterns·TypeData/statistical analysis·DateNov 11, 2022
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.

Case study proposes framework for analyzing U.S.-China geo-political tensions in Indo-Pacific

Experts at Hiroshima University propose a new framework for studying the complex power dynamics between China and the US in the Indo-Pacific. The 'hybrid balancing' concept aims to better understand how China uses its social and economic influence to maintain favorable trade conditions while also quelling liberal Western cultural ideals.

SourceHiroshima University·JournalInternational Affairs·DateNov 11, 2022

Negligible climatic impact of the recent methane leak from the Nord Stream pipelines

Researchers estimate that the leaked methane from Nord Stream pipelines would raise atmospheric CO2 concentration by only 0.0026 ppm over 20 years. This tiny warming is imperceptible in ecosystems and human society, but highlights the need to control and reduce methane emissions to achieve global warming targets.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalAdvances in Atmospheric Sciences·DateNov 11, 2022

The transformation between different topological spin textures

Researchers at Shinshu University demonstrate the transformation of isolated skyrmions into bimerons in a magnetic disk, showcasing a potential new operation for future computing architectures. The discovery opens up novel spintronic applications based on different topological spin textures.

SourceShinshu University·JournalNano Letters·TypeExperimental study·DateNov 11, 2022

Tracing the origin of Kampo, Japan’s traditional medicine

Researchers uncover the origins of Kampo, tracing it back to 8th century Chinese monk Jianzhen's herbal medicines and prescriptions. These findings show that Kampo has been integrated into Japan's healthcare system for centuries, influencing traditional Japanese medicine.

SourceOkayama University·JournalCompounds·TypeLiterature review·DateNov 11, 2022

Researchers learn to engineer growth of crystalline materials consisting of nanometer-size gold clusters

Researchers in Singapore, Saudi Arabia, and Finland achieved first insights into engineering crystal growth by atomically precise metal nanoclusters. They synthesized gold clusters consisting of 25 atoms, regulating their size and concentration to form well-defined crystals with unique morphology.

SourceUniversity of Jyväskylä - Jyväskylän yliopisto·JournalNature Chemistry·TypeExperimental study·DateNov 11, 2022
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.

Chung-Ang University researchers develop a meta-reinforcement learning algorithm for traffic signal control

The study developed an extended deep Q-network (EDQN)-incorporated context-based meta-RL model that can autonomously detect traffic states, classify regimes, and assign signal phases. The model outperformed existing algorithms in simulation experiments and showed adaptability to new tasks without adjusting parameters.

SourceChung Ang University·JournalComputer-Aided Civil and Infrastructure Engineering·TypeComputational simulation/modeling·DateNov 11, 2022

Climate change attribution of the 2021 Henan extreme precipitation: Impacts of convective organization

A study attributes the 2021 Henan extreme precipitation to climate change and convective organization, highlighting its impact on regional and station-scale extremes. The research uses a conditional storyline attribution method and column quasi-geostrophic modeling framework, showing that warming over the past century has significantly...

SourceScience China Press·JournalScience China Earth Sciences·DateNov 11, 2022

Alzheimer's disease can be diagnosed before symptoms emerge

Researchers at Lund University have discovered that people with Alzheimer's disease can be identified before symptoms appear, using PET scans to visualize tau and amyloid proteins in the brain. Participants found to have these biomarkers were at a 20-40 times higher risk of developing cognitive decline in the next few years.

SourceLund University·JournalNature Medicine·DateNov 11, 2022

What makes mice fat, but not rats? Suppressing neuromedin U, study finds

A study by Okayama University researchers found that neuromedin U (NMU) is involved in metabolic processes but its 'anti-hunger' function may not be crucial for rats. Unlike mice, NMU expression is restricted in the rat brain and does not suppress feeding behavior.

SourceOkayama University·JournalScientific Reports·TypeExperimental study·DateNov 11, 2022
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.