Add BrightSurf on Google Email

Science News Archive August 2023 - Page 21


Page 21 of 38

Oceans release microplastics into the atmosphere

A team of researchers has determined that microplastic particles are present in the marine atmosphere, even in remote parts of the world. The study found that different types of plastics, including polyester and polyethylene terephthalate, were detected in air samples collected from various sites along the Norwegian coast.

SourceUniversity of Oldenburg·JournalNature Communications·TypeObservational study·DateAug 16, 2023

Sylvester Surgeon-scientist awarded center’s first Department of Defense grant to study pancreatic cancer

Researchers at Sylvester Comprehensive Cancer Center will investigate signaling mechanisms between myeloid-derived suppressor cells and pro-inflammatory cancer-associated fibroblasts in pancreatic cancer. The goal is to develop a nanoengineered immunotherapy that selectively disrupts these interactions to target treatment resistance.

SourceUniversity of Miami Miller School of Medicine·DateAug 16, 2023
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.

Pluggable multitask diffractive neural networks based on cascaded metasurfaces

Researchers propose a new approach to reconfigurable diffractive neural networks using metasurfaces, enabling flexible AI computing for various tasks. The proposed pluggable diffractive neural networks demonstrate high classification accuracy and efficiency, with potential applications in real-time object detection and intelligent opti...

SourceCompuscript Ltd·JournalOpto-Electronic Advances·DateAug 16, 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.

CCNY scientists trap light inside a magnet

Researchers at City College of New York have successfully trapped light inside magnetic materials, leading to orders of magnitude stronger optical responses. This breakthrough could enable the development of magnetic lasers and magneto-optical memory devices.

SourceCity College of New York·JournalNature·TypeExperimental study·DateAug 16, 2023
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.

Assessing controls on ocean productivity – from space

Scientists have developed a new method to study phytoplankton nutrient limitations using satellite remote sensing technologies, providing insights into the global ocean's carbon cycle. The research found that phytoplankton were limited by either iron or nitrogen, leading to distinct fluorescence signals detected by satellites.

SourceHelmholtz Centre for Ocean Research Kiel (GEOMAR)·JournalNature·TypeExperimental study·DateAug 16, 2023

Electrochemical flow aziridination of terpenes

Scientists have created a novel electrochemical flow aziridination method to produce nitrogen-containing compounds from unactivated alkenes, which can lead to the discovery of new drug candidates. The approach overcomes limitations of traditional methods by using radical/radical cation cross-coupling.

SourceScience China Press·JournalNational Science Review·DateAug 16, 2023

Study uncovers impact of 1918 “Spanish flu” pandemic on infant health

A historical analysis of Bern Maternity Hospital data showed a notable surge in low birth weight and stillbirth rates coinciding with the 1918 'Spanish flu' pandemic. Researchers found that mothers exposed to the pandemic had a higher risk of stillbirth, highlighting the potential impact of pandemics on infant health.

SourcePLOS·JournalPLOS ONE·TypeObservational study·DateAug 16, 2023

Oxygen charge for battling multidrug-resistant pathogens

Researchers have developed a molecular 'singlet oxygen battery' that can target and kill methicillin-resistant Staphylococcus aureus (MRSA) bacteria in deep tissue layers. The technology, which does not require external light or oxygen, is highly effective in treating pulmonary infections caused by MRSA.

SourceWiley·JournalAngewandte Chemie International Edition·TypeExperimental study·DateAug 16, 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.

Racism, poverty, and illiteracy increase the risk of contracting and succumbing to AIDS in Brazil

A retrospective study of 28.3 million people in Brazil found that social determinants like poverty, education, and racism significantly increase the risk of contracting and succumbing to AIDS. Lower wealth and education levels were strongly associated with higher AIDS incidence and mortality rates.

SourceBarcelona Institute for Global Health (ISGlobal)·JournalThe Lancet Regional Health - Americas·TypeData/statistical analysis·DateAug 16, 2023
Meta Quest 3 512GB

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

Patterns in cancer incidence among people younger than age 50

Early-onset cancer incidence rates among people under 50 increased significantly between 2010 and 2019, with breast cancer leading the number of cases. Gastrointestinal cancers showed the highest growth rate in this age group, highlighting the need for targeted surveillance strategies and funding priorities

SourceJAMA Network·JournalJAMA Network Open·DateAug 16, 2023

Researchers discover contrast dye shortage affected assessment of stroke patients

A study led by University of Missouri neurologist Adnan Qureshi discovered that last year's iodinated media contrast dye shortage impacted the assessment of stroke patients in the US. The shortage resulted in a significant decrease in CT angiograph and CT perfusion scans, affecting blood flow and brain tissue identification.

SourceUniversity of Missouri-Columbia·JournalAmerican Journal of Neuroradiology·TypeCase study·DateAug 16, 2023

Visualizing the microscopic phases of magic-angle twisted bilayer graphene

A Princeton University-led team has captured the precise microscopic behavior of interacting electrons that give rise to insulating quantum phase in magic-angle twisted bilayer graphene. The study uses scanning tunneling microscopy and achieves pristine samples, allowing for high-resolution images of materials.

SourcePrinceton University·JournalNature·TypeExperimental study·DateAug 16, 2023

Bridging the "yellow-green gap" - GaN-based LED achieves high-rate Wavelength division multiplexing visible light communication system with three-dimensional quantum well structure

A new GaN-based LED achieves high-rate Wavelength Division Multiplexing (WDM) Visible Light Communication (VLC) system with a three-dimensional quantum well structure. The system can support up to eight independent channels for WDM and achieves a total transmission rate of 31.38Gb/s.

SourceCompuscript Ltd·JournalOpto-Electronic Science·DateAug 16, 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.

Hummingbird beak points the way to future micro machine design

A Cornell research team has developed a new way to design complex microscale machines, one that draws inspiration from the operation of proteins and hummingbird beaks. The lead author is Itay Griniasty, who led the development of an algorithm to simplify the search for magnetic patterns that spur the desired bifurcation.

SourceCornell University·JournalProceedings of the National Academy of Sciences·DateAug 16, 2023

Neuropsychiatric behavioral symptoms are associated with the ending of marriages

A new study finds that severe behavioral symptoms in older adults are associated with a higher likelihood of divorce, while those with more advanced dementia are less likely to end their marriages. The research analyzed data from 263 married couples and found a positive correlation between neuropsychiatric symptoms and divorce risk.

SourcePLOS·JournalPLOS ONE·TypeObservational study·DateAug 16, 2023

Accelerating discovery in artificial intelligence for science

The researcher aims to bridge completeness, efficiency, and applications in 3D graphs to solve problems in physics, fluid dynamics, and biotechnology. Geometric graphs can represent molecules, proteins, and drugs, enabling the prediction of their behavior and properties.

SourceTexas A&M University·DateAug 16, 2023

What role do dust storms play in the world’s climate?

Scientists have found that dust storms in Alaska can cause ice formation in clouds, which could add to or help cool the planet. The particles from these storms contain more biological material than those from desert environments, making them effective at forming ice crystals.

SourceUniversity of Leeds·JournalScience Advances·TypeExperimental study·DateAug 16, 2023
Apple iPhone 17 Pro

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

How cold temperatures trigger the brain to boost appetite

Neuroscientists at Scripps Research have identified a specific cluster of neurons that work as a 'switch' for cold-related food-seeking behavior in mice. The discovery could lead to potential therapeutics for metabolic health and weight loss by targeting this brain circuitry.

SourceScripps Research Institute·JournalNature·DateAug 16, 2023

Society's involvement is key in advancing the green energy transition

A recent review paper highlights the need for an interdisciplinary approach to designing and implementing renewable energy systems. Local communities' values and concerns must be considered to ensure public backing for the essential energy transition. The study emphasizes the risks of ignoring socio-technical grand challenges in wind e...

SourceTechnical University of Denmark·JournalNature Energy·DateAug 16, 2023

London classrooms need more support to improve air quality

A study by the University of Surrey found that dual ventilation systems can cut harmful air pollution in half compared to normal ventilation. The research measured particulate matter, carbon dioxide, and thermal comfort across 30 London classrooms, revealing significant increases in pollutants during occupancy.

SourceUniversity of Surrey·JournalEnvironmental Research·DateAug 15, 2023

Using supernovae to study neutrinos’ strange properties

Researchers at Ohio State University have developed a new framework for studying neutrino self-interactions using supernovae. They found that in the burst case, unprecedented sensitivity to neutrino self-interactions is possible even with sparse data from SN 1987A and conservative analysis assumptions.

SourceOhio State University·JournalPhysical Review Letters·DateAug 15, 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.

Carbon-based quantum technology

Researchers successfully contacted individual long and atomically precise graphene nanoribbons, enabling the study of fundamental quantum effects and potential applications in quantum switching, sensing, and energy conversion. The breakthrough was achieved through a collaborative effort involving multiple international research groups.

SourceSwiss Federal Laboratories for Materials Science and Technology (EMPA)·JournalNature Electronics·DateAug 15, 2023

Accurate data on dynamic molecular aggregates in cells for the first time

Researchers from University of Freiburg and University of Cambridge have observed dynamic molecular aggregates in cells for the first time. These condensates play a crucial role in controlling biochemical processes and are regulated by active biological mechanisms, not just physical forces.

SourceUniversity of Freiburg·JournalNature Communications·DateAug 15, 2023

Gold buckyballs, oft-used nanoparticle ‘seeds’ are one and the same

Rice University chemists have discovered that gold nanoparticles are synthesized from gold buckyballs, a finding that could revolutionize nanoparticle synthesis. This discovery was made by Matthew Jones and Liang Qiao, who found that the commonly used golden 'seed' particles were actually cousins of the original buckyballs.

SourceRice University·JournalNature Communications·TypeExperimental study·DateAug 15, 2023
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.

Hastings Center Report, July-August 2023 Issue

Experts discuss the moral implications of telemedicine on the patient-physician relationship. Telemedicine can improve care for certain patients but may also raise questions about the nature of this encounter and the importance of touch in medical interactions. The Hastings Center Report explores the complex ethical issues surrounding ...

SourceThe Hastings Center·JournalThe Hastings Center Report·TypeCommentary/editorial·DateAug 15, 2023

Genetically engineered vesicles target cancer cells more effectively

Researchers at Binghamton University have developed genetically engineered nanovesicles that can target cancer cells more effectively than traditional chemotherapy. These nanocarriers can deliver therapeutic agents directly to the interior of cancer cells, reducing harm to healthy cells and increasing treatment efficacy.

SourceBinghamton University·JournalNature Communications·DateAug 15, 2023
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.

Brain recordings capture musicality of speech — with help from Pink Floyd

Neuroscientists at UC Berkeley have successfully reconstructed a recognizable song from brain recordings, capturing the electrical activity of brain regions tuned to music attributes. This breakthrough could enable future brain implants with prosodic content, improving communication for patients with speech disorders.

SourceUniversity of California - Berkeley·JournalPLOS Biology·TypeExperimental study·DateAug 15, 2023

Acute stroke patients are waiting hours for care

A new study from the University of Chicago Medicine reveals that nearly 75% of acute stroke patients wait over two hours to be transferred to a comprehensive stroke center. The median time between initial arrival and departure was 174 minutes, with three in four patients waiting longer than the recommended maximum of 120 minutes.

SourceUniversity of Chicago Medical Center·JournalJAMA·TypeData/statistical analysis·DateAug 15, 2023

New early Alzheimer’s treatment shows Improvement in cognition

Dr. Heather Sandison's study reveals significant improvements in cognitive function among individuals with cognitive decline after six months of a multimodal, individualized care plan. The study demonstrates the feasibility and impact of a holistic approach targeting various factors contributing to Alzheimer's disease progression.

SourceIOS Press·JournalJournal of Alzheimer’s Disease·TypeMeta-analysis·DateAug 15, 2023

Discarded aloe peels could be a sustainable, natural insecticide (video)

Scientists have identified several bioactive compounds in aloe vera peels that deter insects from feasting on crops. These compounds could lead to the development of an environmentally friendly alternative for disposing of agricultural waste and creating additional revenue streams for aloe vera producers.

SourceAmerican Chemical Society·DateAug 15, 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.

Recent study at UC Irvine found that semaglutide medication may benefit 93 million U.S. adults

A recent study at UC Irvine found that semaglutide medication can lead to significant weight loss and reduce cardiovascular risk in 93 million U.S. adults. The medication may prevent up to 1.5 million heart attacks and strokes over 10 years, resulting in 43 million fewer obese people.

SourceUniversity of California - Irvine·JournalCardiovascular Drugs and Therapy·TypeData/statistical analysis·DateAug 15, 2023

Scientists pinpoint the microbes essential to making traditional mozzarella

The study sheds light on the intricate interactions of microorganisms throughout the manufacturing process, influencing the microbiota's composition and organoleptic properties. The natural whey starter plays a significant role in shaping the microbial makeup of mozzarella, with subtle variations between traditional and modern dairies.

SourceFrontiers·JournalFrontiers in Microbiology·TypeExperimental study·DateAug 15, 2023

Moffitt researchers use mathematical modeling and dynamic biomarkers to characterize metastatic disease during adaptive therapy

Moffitt researchers used mathematical modeling and dynamic biomarkers to identify characteristics of metastatic disease associated with better treatment outcomes. They found that larger metastases had longer treatment cycles, while those with faster cell turnover rates responded quickly to treatment.

SourceH. Lee Moffitt Cancer Center & Research Institute·JournalCancer Research·TypeComputational simulation/modeling·DateAug 15, 2023

Bats feast as insects migrate through Pyrenees

Researchers discovered seven bat species and 66 insect species in the Pyrenees, highlighting the importance of migratory insects as a food source for both bats and those living in the mountains. The study also shows that migrating insects are a crucial refuelling station for bats during their own journeys south.

SourceUniversity of Exeter·JournalRoyal Society Open Science·TypeObservational study·DateAug 15, 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.

New genetic relations between irritable bowel syndrome and psychiatric diseases discovered

A new study has identified thousands of shared genetic variants between patients with irritable bowel syndrome (IBS) and psychiatric disorders such as bipolar disorder, schizophrenia, depression, and anxiety. This discovery provides a new understanding of the brain-gut axis and holds promise for developing effective treatments for IBS.

SourceThe University of Bergen·JournalGenome Medicine·TypeData/statistical analysis·DateAug 15, 2023

Novel study shows greater metabolic response to animal versus plant proteins in young and older adults

A novel study found that consuming two oz-eq portions of animal-based versus plant-based protein foods results in different EAA bioavailability. The study, conducted by scientists at Purdue University, included young and older adults, with no differences in EAA bioavailability between age groups.

SourceNational Pork Board·JournalNutrients·TypeRandomized controlled/clinical trial·DateAug 15, 2023

A crossroad for women’s football – new study reveals critical concern for leagues finances

A new study analyses the financial health of 14 English Women's Super League clubs from 2011 to 2019, revealing a 'pivotal crossroad' in women's football. The study highlights critical concerns about league financial sustainability and proposes recommendations to guide the league toward a more sustainable future.

SourceUniversity of Portsmouth·JournalSport Business and Management An International Journal·TypeObservational study·DateAug 15, 2023

Classic rock music can be recreated from recorded brain activity

Scientists successfully reconstructed recognizable versions of Pink Floyd's 'Another Brick in the Wall, Part 1' using nonlinear modeling to decode brain activity. The study identified a unique region in the Superior Temporal Gyrus (STG) responsible for rhythm perception, with electrodes from this region crucial for accurate reconstruct...

SourcePLOS·JournalPLOS Biology·TypeExperimental study·DateAug 15, 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.

DNA evidence on dogs can help track down offenders

A new Australian study found that human DNA can be retrieved from all areas of dog samples, with higher amounts found on the head and back. The research suggests using DNA evidence from dogs in police investigations involving animals, expanding knowledge about human DNA transfer to pets.

SourceFlinders University·JournalGenes·TypeExperimental study·DateAug 15, 2023

AI models are powerful, but are they biologically plausible?

Researchers propose a hypothesis that astrocytes, non-neuronal cells in the brain, can perform core computation as transformers, providing insights into human brain function and machine learning success. This discovery could spark future neuroscience research and help explain transformer performance across complex tasks.

SourceMassachusetts Institute of Technology·JournalProceedings of the National Academy of Sciences·DateAug 15, 2023