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Science News Archive 2023 - Page 30


Page 30 of 444

Thomas Fire research reveals that ash can fertilize the oceans

Researchers at UC Santa Barbara discovered that wildfire ash adds nutrients to marine systems, benefiting microbes and plankton growth. Ash enriched seawater with nitrogen sources, metals, and silicic acid, promoting primary production in coastal ecosystems.

SourceUniversity of California - Santa Barbara·JournalProceedings of the Royal Society B Biological Sciences·DateNov 30, 2023

Snake skulls show how species adapt to prey

Researchers studied dipsadine snake skulls to understand how species adapt to their habitats and food sources. The study found strong correlations between skull shape and ecology, indicating that habitat use and diet preferences drive cranial evolution in these snakes.

SourceUniversity of Texas at Arlington·JournalBMC Ecology·TypeImaging analysis·DateNov 30, 2023
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.

Progress toward improved vaccines

A research team has introduced a spectrum of potential adjuvants, including α-GalCer analogs with improved activity. The new compounds trigger stronger immune responses in mice, with some demonstrating better adjuvant properties than previously optimized variants.

SourceWiley·JournalAngewandte Chemie International Edition·TypeExperimental study·DateNov 30, 2023

Straining memory leads to new computing possibilities

Researchers at University of Rochester developed a new form of computing memory by straining materials to create hybrid phase-change memristors. This approach combines the benefits of memristors and phase-change materials, overcoming limitations of existing forms of memory.

SourceUniversity of Rochester·JournalNature Electronics·DateNov 30, 2023

New model allows for learning and prediction of microbial interactions

Researchers developed a new framework to predict how microbes interact with each other in unique compositions. Most microbes had minimal impact on the final outcome, with only select few playing crucial roles. The model has potential applications in personalized medicine and understanding microbiome assembly.

SourceCarl R. Woese Institute for Genomic Biology, University of Illinois at Urbana-Champaign·JournalProceedings of the National Academy of Sciences·TypeComputational simulation/modeling·DateNov 30, 2023
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.

Tis the season to recognize chocolate: researchers highlight high quality cacao in Colombia

A study published in Journal of the Science of Food and Agriculture proposes a framework to characterise the unique properties of cacao beans in the Buenaventura region. The research highlights the benefits of establishing Denominations of Origin for cacao, including higher market prices, cultural preservation, and sustainable practices.

SourceSociety of Chemical Industry·JournalJournal of the Science of Food and Agriculture·DateNov 30, 2023

Scientists uncover how fermented-food bacteria can guard against depression, anxiety

Researchers at the University of Virginia Health System have discovered how Lactobacillus, a bacterium found in fermented foods and yogurt, influences mood disorders. The findings suggest that maintaining a healthy level of Lactobacillus may help prevent depression and anxiety by regulating immune response to stress.

SourceUniversity of Virginia Health System·JournalBrain Behavior and Immunity·DateNov 30, 2023

Can artificial intelligence improve life science? As much as life science can improve AI, researchers say

Recent publications in Quantitative Biology assess AI's potential to improve life science research, including applications in medicine and bioinformatics. Researchers propose frameworks for integrating AI in digital investigation, such as Digital Life Systems, which aims to comprehensively integrate AI into system modeling.

SourceHigher Education Press·JournalQuantitative Biology·DateNov 30, 2023
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.

Researchers profile pollutants present in an important river basin in São Paulo state, Brazil

A study by UNICAMP researchers found high concentrations of contaminants in the Piracicaba, Capivari and Jundiaí River Basin, including PFAS compounds, pesticides, and industrial chemicals. The study highlights the severity of pollution in the region, which supplies water for drinking, irrigation, and industry.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalChemosphere·DateNov 30, 2023

Two teosintes made modern maize

A new study has clarified the origin of modern maize by revealing evidence of wild admixture during its initial domestication and dispersal. The findings suggest that a wild relative of teosinte, Zea mays mexicana, contributed genetic traits beneficial for domestication, including photoperiodicity and flowering time.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateNov 30, 2023

Lower voltage and reduced carbon input for cleaner energy in the works

Researchers at Tsinghua University Press have developed a non-precious metal electrocatalyst for water splitting, achieving stable oxygen evolution reactions (OER) and hydrogen evolution reactions (HER). The FeSnCo Sx Oy /NF catalyst shows promise in reducing carbon-based energy sources and producing more energy than gasoline.

SourceTsinghua University Press·JournalNano Research Energy·DateNov 30, 2023
Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

High altitude training shows promise for patients ahead of surgery

A new study found that simulated high altitude exposure can increase haemoglobin levels in older patients, potentially benefiting their physical health before surgery. The research suggests that 'altitude prehabilitation' could be a useful approach to improve fitness and reduce complications in patients at risk.

SourceKing's College London·JournalAnaesthesia·TypeRandomized controlled/clinical trial·DateNov 30, 2023

Who supports Putin? Men, older generations and traditionalists, study shows

A study published in Political Geography reveals that Putin's autocratic leadership appeals to people with close-minded personalities who value tradition and don't trust science. The research found consistent support for Putin across six neighboring countries, with men and older generations showing higher approval rates.

SourceUniversity of Colorado at Boulder·JournalPolitical Geography·DateNov 30, 2023

Illuminating the benefits of marine protected areas for ecotourism, and vice versa

A new study by researchers at UC Santa Barbara's Marine Science Institute found that marine protected areas (MPAs) have a significant impact on the scuba diving industry in Southern California. Ecotourism activities such as underwater wildlife viewing and photography tend to occur within MPAs, while recreational lobster fishing prefers...

SourceUniversity of California - Santa Barbara·JournalMarine Policy·DateNov 30, 2023
Apple iPhone 17 Pro

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

A novel targeted molecular therapy for drug-resistant biliary tract cancer

Researchers from Japan have discovered a novel targeted molecular therapy using microRNA-451a to suppress the progression of gemcitabine-resistant biliary tract cancers. The study found that miR-451a significantly diminished cell proliferation, induced cell death, and reduced chemoresistance in cancer cells.

SourceOkayama University·JournalMolecular Therapy — Nucleic Acids·TypeExperimental study·DateNov 30, 2023

Early rhythm control, lifestyle modification and more tailored stroke risk assessment are top goals in managing atrial fibrillation

The new guideline emphasizes the importance of disease prevention, risk factor modification, and optimized therapies to manage atrial fibrillation. It also updates guidelines for catheter ablation, anticoagulants, and heart rate management, aiming to improve patient outcomes and reduce stroke risk.

SourceAmerican College of Cardiology·JournalJournal of the American College of Cardiology·DateNov 30, 2023

One of the largest magnetic storms in history quantified: Aurorae covered much of the night sky from the Tropics to the Polar Regions

A recent solar coronal mass ejection caused aurorae at low latitudes, while a historically significant event in 1872 was found to be one of the most extreme geomagnetic storms in history. The storm's impact on modern society could be severe, with potential disruptions to power grids, communication systems, and satellite communications.

SourceNagoya University·JournalThe Astrophysical Journal·DateNov 30, 2023

Shape-changing helical microswimmers could revolutionize biomedical applications

Researchers develop pH-responsive helical hydrogel microswimmers that can traverse complex terrains and deliver drugs to targeted cells. The microswimmers change shape in response to environmental pH levels, enabling adaptive locomotion.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight: Advanced Manufacturing·DateNov 30, 2023
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.

Air Force awards UTEP Grant to safeguard assets in space

The University of Texas at El Paso is leading a research effort to detect and study Unresolved Resident Space Objects (URSOs) using spectroscopy. The team aims to extract properties such as material composition and structural health to monitor the health of government-owned and commercial space assets.

SourceUniversity of Texas at El Paso·DateNov 30, 2023

Inoculation against diseased fields

Researchers found that mycorrhizal fungi can significantly improve crop yields by up to 40% in fields with high levels of fungal pathogens. The inoculation was most effective when the soil had already been contaminated with pathogens, serving as a protective shield against further damage.

SourceUniversity of Zurich·JournalNature Microbiology·TypeExperimental study·DateNov 30, 2023

Shedding light on the synthesis of sugars before the origin of life

A new study reveals a nonenzymatic chemical network that could have produced pentoses on early Earth, providing clues about primitive biochemistry. The proposed pathway relies on chemical transformations reminiscent of the pentose phosphate pathway, bringing us closer to understanding the emergence of life.

SourceTokyo Institute of Technology·JournalJACS Au·TypeExperimental study·DateNov 30, 2023
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.

Smart microgrids can restore power more efficiently and reliably in an outage

UC Santa Cruz engineers developed an AI model that optimizes the use of renewables and other energy sources to restore power when a main utility fails. The approach significantly outperforms traditional power restoration techniques, responding faster and adapting to changing conditions.

SourceUniversity of California - Santa Cruz·JournalIEEE Transactions on Control of Network Systems·DateNov 30, 2023

More than $13M awarded to study childhood obesity interventions in rural and minority communities in Louisiana and Tennessee

Researchers aim to determine optimal duration and intensity of behavioral interventions for childhood obesity among rural and minority children. The five-year study, funded by the Patient-Centered Outcomes Research Institute, will enroll 900 parent-child pairs and compare different 'dosing' combinations of face-to-face intervention time.

SourcePennington Biomedical Research Center·DateNov 30, 2023

Children who play baseball risk elbow injury

A study at the Radiological Society of North America annual meeting found that 20-40% of youth baseball players (ages 9-12) experience elbow pain. Skeletally immature children are more prone to injuries, including growth plate fractures and osteochondritis dissecans.

SourceRadiological Society of North America·DateNov 30, 2023

Polarization-independent liquid-crystal phase modulators

Researchers have developed a new approach to polarization-independent liquid-crystal phase modulation using a light-controlled azimuth angle (LCAA) process. This process creates single-layer, multi-microdomain, orthogonally twisted structures with precise alignment, enabling high phase retardation and low polarization dependence.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight: Advanced Manufacturing·DateNov 30, 2023
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.

Photonic chip that ‘fits together like Lego’ opens door to semiconductor industry

Researchers at the University of Sydney have invented a compact silicon semiconductor chip integrating electronics with photonic components, significantly expanding radio-frequency bandwidth and filter control. The new technology has potential applications in advanced radar, satellite systems, wireless networks, and telecommunications,...

SourceUniversity of Sydney·JournalNature Communications·TypeExperimental study·DateNov 30, 2023

A mixed origin made maize successful

A new study published in Science reveals that modern maize originated from a hybrid of two teosintes created around 5000 years ago in central Mexico. The hybridization event led to the spread of maize across the Americas and later worldwide, becoming one of the world's most important crops.

SourceUniversity of California - Davis·JournalScience·TypeExperimental study·DateNov 30, 2023

Traumatic memories are represented differently than regular sad memories in the brains of people with PTSD, new research shows

A new study found that traumatic memories in people with PTSD are represented in the brain in a distinct way, deviating from regular memory processing. The hippocampus and posterior cingulate cortex regions showed different neural responses to traumatic and sad autobiographical memories.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalNature Neuroscience·TypeObservational study·DateNov 30, 2023

A patch of protection against Zika virus

A new vaccine patch has delivered an effective immune response to Zika virus in mice, providing rapid protection against the disease. The patch, which uses a high-density microarray platform, targets a specific protein crucial to the virus's survival and evokes T-cell responses up to 270% higher than traditional vaccines.

SourceUniversity of Queensland·JournalMolecular Therapy — Nucleic Acids·DateNov 30, 2023
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.

Twin research indicates that that a vegan diet improves cardiovascular health

A vegan diet has been shown to improve cardiovascular health in just eight weeks, according to a study led by Stanford Medicine. The researchers found that participants who followed a vegan diet had lower LDL-C levels, insulin, and body weight compared to those on an omnivore diet.

SourceStanford Medicine·JournalJAMA Network Open·TypeRandomized controlled/clinical trial·DateNov 30, 2023

2D material reshapes 3D electronics for AI hardware

Researchers developed a novel approach to integrate multiple functions into a single chip using monolithic 3D integration of layered 2D materials. This technology offers unprecedented efficiency and performance in AI computing tasks, enabling faster processing, less energy consumption, and enhanced security.

SourceWashington University in St. Louis·JournalNature Materials·DateNov 30, 2023

Regular screening mammograms significantly reduce breast cancer deaths

A study published at the Radiological Society of North America annual meeting found that attending regular mammograms can lower breast cancer mortality rates by up to 72%. Women who missed a scheduled mammogram had a significantly reduced survival rate, emphasizing the importance of adherence to screening schedules.

SourceRadiological Society of North America·DateNov 30, 2023

Webb study reveals rocky planets can form in extreme environments

A team of astronomers used Webb to observe water and molecules in a highly irradiated disk in one of the most extreme environments in our galaxy. The results suggest that terrestrial planet formation conditions can occur in a broader range of environments than previously thought.

SourceNASA/Goddard Space Flight Center·JournalThe Astrophysical Journal·DateNov 30, 2023
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.

Climate: why disinformation is so persistent

A study by UNIGE researchers found that six psychological interventions had a small and temporary impact in preventing the spread of climate misinformation. The interventions targeted factors such as trust in climate scientists, transparency, and accuracy, but only one group showed a slight advantage in resisting disinformation.

SourceUniversité de Genève·JournalNature Human Behaviour·TypeNews article·DateNov 30, 2023

This gross mixture has big benefits for the study of bacteria

Researchers have developed a new mixture, organ agar, that enables them to screen bacteria more efficiently than traditional methods. This innovation allows for the testing of over 1,700 mutants of the UTI-causing bacteria Proteus mirabilis using only a quarter of the mice typically required.

SourceMichigan Medicine - University of Michigan·JournalInfection and Immunity·DateNov 30, 2023

Riding the whims of the wind

Researchers develop a mathematical model that analyzes the future survival of plants in a changing climate by studying how far wind can carry seeds. The model provides fast and reliable predictions of seed movement, considering factors like seed type, plant height, and wind speed.

SourceUniversity of Missouri-Columbia·JournalEcological Modelling·DateNov 30, 2023

Scientists find gene therapy reduces liver cancer in animal model

Researchers at UC Davis Comprehensive Cancer Center have shown that inhibiting galectin 1 protein using gene therapy can shrink liver cancer in mice, improving the anti-cancer immune response and increasing killer T cells. This approach has potential as a treatment for HCC prevention.

SourceUniversity of California - Davis Health·JournalActa Pharmaceutica Sinica B·TypeExperimental study·DateNov 30, 2023

TPL for photonic packaging: a promising solution

A team of scientists has developed new packaging technologies using TPL to address the challenges of photonic integrated circuits (PICs). The technology offers several unique advantages, including high-resolution 3D structures and customizable connections, which relax the alignment tolerance during PIC assembly.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight: Advanced Manufacturing·DateNov 30, 2023
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.

EU/EEA: HIV diagnoses rise for the first time in a decade

New HIV diagnoses rose by 31% in the EU/EEA in 2022, with migrants accounting for 49% of cases. Ukrainian refugees made up a significant proportion of new diagnoses, with women disproportionately affected. The increase highlights the need for tailored early testing and treatment approaches to address this growing public health threat.

SourceEuropean Centre for Disease Prevention and Control (ECDC)·JournalEurosurveillance·TypeData/statistical analysis·DateNov 30, 2023

Harnessing the power of a parasite that can stop pain

Researchers analyzed leishmaniasis lesions on mouse skin to detect metabolic signaling pathways that differed from uninfected mice. They found pathways with pain-relief properties tied to the brain's endocannabinoid system, which is involved in a host of physiological processes, including the pain response.

SourceOhio State University·JournaliScience·DateNov 30, 2023
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.

ORNL supports executive order for safe, secure and trustworthy AI

The executive order promotes safe, secure and trustworthy AI by establishing standards, tools and tests to regulate the field. ORNL's AI Initiative connects subject matter experts with resources to develop secure, trustworthy and energy-efficient AI for scientific discovery and national security applications.

SourceDOE/Oak Ridge National Laboratory·TypeNews article·DateNov 30, 2023

Gladstone team uncovers why maternal diabetes predisposes babies to heart defects

Researchers at Gladstone Institutes have identified cells and molecules that go awry in the developing hearts of fetuses in women with diabetes, leading to higher levels of retinoic acid activity. The study could eventually lead to interventions to lower heart malformations risk in babies born to women with diabetes.

SourceGladstone Institutes·JournalNature Cardiovascular Research·DateNov 30, 2023

HRS-AKI treatment options could be expanded

A new study provides an updated assessment of hepatorenal syndrome-acute kidney injury (HRS-AKI), a potentially reversible but often fatal condition. The study's findings highlight the importance of early recognition and standard pharmacological treatment, with only 40%–50% of patients experiencing restored kidney function.

SourceFirst Hospital of Jilin University·JournaleGastroenterology·DateNov 30, 2023
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.

Protected droplets a new transport route for medicines

Temperature-sensitive emulsions offer a new method to control when droplets dissolve, enabling precise targeting of medicines to specific areas in the body. The discovery could revolutionize methods of delivering medication in higher concentrations to diseased areas.

SourceUniversity of Gothenburg·JournalNature Communications·TypeExperimental study·DateNov 30, 2023