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Science News Archive February 2023 - Page 9


Page 9 of 36

Novel quantum entanglement lets researchers spy on atomic nuclei

Scientists at Ohio State University have made a groundbreaking discovery, allowing them to view inside the deepest recesses of atomic nuclei. By studying how different types of particles interact with each other, they were able to map the arrangement of gluons within atomic nuclei with unprecedented precision.

SourceOhio State University·JournalScience Advances·TypeExperimental study·DateFeb 22, 2023
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.

Human body proven to predict mealtimes

A recent study published in Current Biology found that the human body can predict regular mealtimes based on physiological changes. The research team discovered that daily blood glucose rhythms may be driven by both meal size and timing, suggesting a physiological drive for some people to eat at certain times.

SourceUniversity of Surrey·JournalCurrent Biology·TypeRandomized controlled/clinical trial·DateFeb 22, 2023

Low estrogen levels paired with higher CGRP levels may jump start migraine

A new study found that low estrogen levels are paired with higher calcitonin gene-related peptide (CGRP) levels in female participants with migraine. Researchers collected blood and tear fluid samples from three groups of women with episodic migraine to determine CGRP concentrations, revealing significant fluctuations during menstruation.

SourceAmerican Academy of Neurology·JournalNeurology·DateFeb 22, 2023

Climate ‘spiral’ threatens land carbon stores – study

A landmark study found that climate change is causing dramatic changes in forests and other habitats, leading to reduced carbon absorption. Regions with high temperatures, deforestation, and farming are most at risk of abrupt landscape changes, which could lead to permanent loss of forestland.

SourceUniversity of Reading·JournalNature·DateFeb 22, 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.

What makes the immune systems of prematurely born babies susceptible to deadly infections

Researchers have found that prematurely born babies' immune systems are vulnerable to deadly infections due to an imbalance in immunoregulatory signaling pathways. This imbalance affects the proper functioning of important immune cells, leading to inadequate inflammatory responses and increased susceptibility to infection.

SourceLudwig-Maximilians-Universität München·JournalJCI Insight·DateFeb 22, 2023

Aging | Metformin's impact on aging and longevity through DNA methylation

A recent study found that metformin users had distinct DNA methylation profiles compared to non-users, potentially revealing its role in longevity. The research identified several pathways related to delirium and aging, highlighting the need for further investigation into metformin's mechanism of action.

SourceImpact Journals LLC·JournalAging-US·TypeObservational study·DateFeb 22, 2023

Designing affordable, sustainable high-altitude housing

Researchers at the University of Oklahoma are designing a model home to address health challenges associated with living at high altitudes. The project combines local materials, state-of-the-art technology, and traditional Indigenous knowledge to create sustainable and accessible housing.

SourceUniversity of Oklahoma·DateFeb 22, 2023

Keck School of Medicine study finds “forever chemicals” disrupt key biological processes

A Keck School of Medicine study found exposure to PFAS, known as 'forever chemicals,' disrupts key biological processes in children and young adults, increasing risk of diseases such as developmental disorders, cardiovascular disease, and cancer. The study highlights the importance of regulating PFAS as a class of chemicals.

SourceKeck School of Medicine of USC·JournalEnvironmental Health Perspectives·TypeExperimental study·DateFeb 22, 2023
Apple iPhone 17 Pro

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

Writing on glass and silica indicates novel direction for chiral optical property tailoring

Researchers create novel method for chiral optical property tailoring by employing fs laser 3D direct writing on glass, enabling localized modifications without surrounding damage. The technique utilizes form birefringence and stress field to induce optical chirality, offering a new approach for 3D laser manufacturing.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateFeb 22, 2023

Changes of Tibetan religious activities during the past millennium revealed from lake sediments

Researchers analyzed lake sediments to track changes in Tibetan religious activities over the past millennium, identifying three periods of enhanced activity during the mid-Ming Dynasty, late Qing Dynasty, and Republic of China. The study suggests that regional religious practices have a significant impact on ecological environments.

SourceScience China Press·JournalScience China Earth Sciences·DateFeb 22, 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.

Terminal sterilization of oligonucleotide drug products

The article reviews current terminal sterilization processes for oligonucleotide drug products and provides recommendations for formulation development and container closure selection. Terminal sterilization improves sterility assurance compared to membrane sterilization, but limitations exist.

SourceMary Ann Liebert, Inc./Genetic Engineering News·JournalNucleic Acid Therapeutics·TypeCase study·DateFeb 22, 2023

Clever orchard design for more nuts

A study by the University of Göttingen found that arranging rows of trees at right angles to semi-natural habitats increases pollination performance and nut production. The design also promotes easy movement of bees through the plantation.

SourceUniversity of Göttingen·JournalJournal of Applied Ecology·TypeExperimental study·DateFeb 22, 2023

Artificial intelligence conjures proteins that speed up chemical reactions

Researchers used machine-learning algorithms to design new light-emitting enzymes called luciferases that can efficiently recognize specific chemicals and emit light. This breakthrough could lead to custom enzymes for a wide range of applications in biotechnology, medicine, environmental remediation, and manufacturing.

SourceUniversity of Washington School of Medicine/UW Medicine·JournalNature·TypeComputational simulation/modeling·DateFeb 22, 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.

Research team creates statistical model to predict Covid-19 resistance

Researchers created a statistical model to predict who is resistant to COVID-19, using health characteristics from electronic records. The model identified patterns in patients with similar features, suggesting that genetic and environmental differences influence their defense against the virus.

SourceJohns Hopkins Medicine·JournalPLOS ONE·DateFeb 22, 2023

Climate change, urbanization drive major declines in L.A.’s birds

A new study reveals that climate change and urbanization have dramatically impacted bird populations in Los Angeles and the Central Valley. In L.A., more than one-third of bird species have declined over the past century, while the Central Valley saw a mix of winners and losers. The study used current and historical bird surveys to ana...

SourceUniversity of California - Berkeley·JournalScience Advances·TypeObservational study·DateFeb 22, 2023

Charity begins at home as far as international aid is concerned

A new study by the University of Portsmouth found that UK development policy has shifted from focusing on poverty and conflict to prioritizing national security interests. This shift has led to reduced aid to Africa and a narrower focus on the national interest.

SourceUniversity of Portsmouth·JournalCanadian Journal of Development Studies/Revue canadienne d études du développement·TypeData/statistical analysis·DateFeb 22, 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.

This new sensor can detect mercury ions with just a tap (video)

Researchers have developed a self-powered nanosensor that can detect small amounts of mercury ions by tapping it into a sample solution. The sensor uses the triboelectric effect to generate electricity and signal the presence of mercury ions in real-time.

SourceAmerican Chemical Society·JournalACS Nano·DateFeb 22, 2023

Economic crises can accelerate decarbonization

Researchers found that economic crises can trigger long-lasting decarbonization processes through increased energy efficiency, structural changes, and shifts towards renewable energy sources. Countries that have already implemented ambitious climate policies have been particularly adept in times of crisis.

SourceResearch Institute for Sustainability (RIFS) – Helmholtz Centre Potsdam·JournalCommunications Earth & Environment·TypeData/statistical analysis·DateFeb 22, 2023

Is living close to parks, water better for your brain?

A preliminary study by Washington State University found that people living within half a mile of green spaces had a 17% lower risk of serious psychological distress. The study involved 42,980 participants aged 65 or older and used data from the U.S. Census and Centers for Disease Control and Prevention.

SourceAmerican Academy of Neurology·DateFeb 22, 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.

RIPE researchers put plant protein mechanism into bacteria to help move forward 50 years of effort

A team from Australian National University has modified the protein folding properties of bacteria by adding multiple components from plant chloroplasts. This enables them to study and speed up plant Rubisco, a slow protein that requires 'chaperones' for operation.

SourceCarl R. Woese Institute for Genomic Biology, University of Illinois at Urbana-Champaign·JournalJournal of Experimental Botany·DateFeb 22, 2023

Passerine bird takes advantage of human settlements

Daurian redstarts move their nests closer to human settlements when cuckoos are around to protect against brood parasitism. This strategy has been observed in a population of Daurian redstarts in northeastern China, illustrating how urbanization affects interspecific interactions.

SourceMax-Planck-Gesellschaft·JournalCurrent Biology·TypeObservational study·DateFeb 22, 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.

After 25 years of AI health tech research computers are slowly beginning to listen to patients

A review of 25 years of AI health tech research found that only 24% of studies include patient-reported outcomes, but there has been an increase in recent years. Experts emphasize the importance of integrating patient voices into AI models to support personalized care and prevent digitalization of healthcare.

SourceUniversity of Birmingham·JournalThe Lancet Digital Health·TypeSystematic review·DateFeb 22, 2023

How Iceland could have a starring role as a sustainable alternative protein exporter to Northern Europe

A feasibility study suggests that Iceland can produce enough Spirulina to feed six million Europeans every year, reducing greenhouse gas emissions and freshwater withdrawals. The country's industrial-scale biomass cultivation system powered by renewable energy could support Northern European countries in achieving protein self-sufficie...

SourceUniversity of Cambridge·JournalFoods·DateFeb 22, 2023

U.S. study of intravenous mistletoe extract to treat advanced cancer

Researchers found that dose escalation to 600mg of ME improved disease control in five patients, while stable disease was observed in another five patients with an average duration of 15 weeks. Additionally, patients reported overall improved quality of life via a questionnaire.

SourceJohns Hopkins Medicine·JournalCancer Research Communications·DateFeb 22, 2023
Fluke 87V Industrial Digital Multimeter

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

Two high status brothers had access to “brain surgery” in Bronze Age Israel

A study published in PLOS ONE reveals that two elite brothers from Late Bronze Megiddo, Israel, had access to trephination, a rare brain surgery procedure, around 1500 BC. The brothers' tomb contained evidence of chronic disease and advanced bone lesions, suggesting they survived due to their wealth and status.

SourcePLOS·JournalPLOS ONE·TypeObservational study·DateFeb 22, 2023

Anti-dust tech paves way for self-cleaning surfaces

Researchers at the University of Texas at Austin developed a new method to create dust-resistant surfaces using nanocoining and nanoimprinting techniques. The resulting surfaces can clean themselves due to their tightly packed pyramid-shaped structures, which prevent dust particles from sticking to the material.

SourceUniversity of Texas at Austin·JournalACS Applied Materials & Interfaces·DateFeb 22, 2023

Scientists warn: When restoring historical paintings, be careful with polar solvents

Researchers warn conservators about the risks of polar solvents containing water in historical oil paintings. Traces of water accelerate the formation of metal soap crystals, reducing mechanical stability and causing paint to crack and flake. The study provides a new spectroscopic method to estimate zinc soap crystallization risk.

SourceUniversiteit van Amsterdam·JournalPhysical Chemistry Chemical Physics·TypeExperimental study·DateFeb 22, 2023

WVU physicists give the first law of thermodynamics a makeover

Researchers at West Virginia University have developed a new theory that extends the first law of thermodynamics to systems not in equilibrium. This breakthrough has numerous potential applications across physics and other sciences, including studying plasmas in space and low-temperature plasmas.

SourceWest Virginia University·JournalPhysical Review Letters·DateFeb 22, 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.

Over 18 percent of Maryland households are burdened by high energy bills

A new report by researchers from IEER and PSE Healthy Energy estimates that 400,000 Maryland households face high energy bills exceeding six percent of their income. The study suggests that investing in efficiency and clean energy for low-income households can save billions compared to bill assistance alone.

SourcePSE Healthy Energy·TypeData/statistical analysis·DateFeb 22, 2023

Shock to the system

A University of Utah study shows that certain wearable gadgets with bioimpedance technology can interfere with implantable cardiac electronic devices, potentially leading to incorrect functioning or electric shocks. The research highlights a need for further clinical studies to assess the risks and ensure patient health.

SourceUniversity of Utah·JournalHeart Rhythm·DateFeb 22, 2023

Does a child’s mathematical ability have a genetic basis?

A new study published in Genes, Brain and Behavior found that genetic variants in LINGO2, OAS1, and HECTD1 are associated with different mathematical abilities in Chinese children. The study refined genome-wide association studies of math skills and added population diversity to the literature.

SourceWiley·JournalGenes Brain & Behavior·DateFeb 22, 2023
Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

First transient electronic bandage speeds healing by 30%

Researchers at Northwestern University developed a first-of-its-kind small, flexible, stretchable bandage that accelerates healing by delivering electrotherapy directly to the wound site. The bandage healed diabetic ulcers 30% faster than in mice without the bandage.

SourceNorthwestern University·JournalScience Advances·TypeExperimental study·DateFeb 22, 2023
Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

Ramping up domestic graphite production could aid the green energy transition

The study found that the US uses mostly synthetic graphite, which is produced from fossil fuel industry by-products, while natural graphite is sourced from mines and imported. The researchers suggest increasing domestic production and recycling of graphite-containing products to reduce greenhouse gas emissions.

SourceNorthwestern University·JournalEnvironmental Science & Technology·DateFeb 22, 2023

Out of the blue

The study finds that aquatic foods are rich in essential nutrients, potentially diminishing malnutrition and heart disease risks. Implementing blue food policies can also promote a more environmentally friendly and sustainable food system.

SourceUniversity of California - Santa Barbara·JournalNature·DateFeb 22, 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.

Simulations show aftermath of black hole collision

Researchers at Johns Hopkins University have conducted simulations of two black holes colliding near the speed of light, producing a remnant black hole and gravitational waves. The study reveals nonlinear effects that cannot be studied with linearized equations, suggesting current models need to be revised.

SourceJohns Hopkins University·JournalPhysical Review Letters·TypeComputational simulation/modeling·DateFeb 21, 2023

Multiple mutations may help Omicron variant escape antibodies

A study found that the Omicron variant can dodge immune responses with just one or two dramatic mutations, while combinations of many mutations enable it to escape specific antibodies. The research suggests trade-offs between escaping immunity and maintaining infective capacity.

SourceeLife·JournaleLife·DateFeb 21, 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.

Digital content could be altering your visual perception, new research shows

New research explores the impact of digital media on visual perception, finding that online environments can shift what the brain pays attention to. Studies suggest that excessive digital use can lead to a reduced sensitivity to oblique angles, but this effect may not be permanent once exposure to nature increases.

SourceBinghamton University·JournalPerception·DateFeb 21, 2023