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Science News Archive February 2023


Page 18 of 36

Early-stage lung disease could be detected with advanced imaging tech

A new study reveals that phase-contrast X-ray imaging can visualize smallest airways and their obstructions, potentially detecting early-stage lung disease. This technique could provide better resolution and contrast than conventional radiography, enabling subtle pathological changes to be seen.

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.

New study identifies risk factors associated with low birthweights

A 20-year study by Swansea University researchers found that mothers with a history of substance misuse, smoking, or mental health conditions are at higher risk of having low-birth-weight babies. The study analyzed data from over 693,000 children born in Wales between 1998 and 2018.

Association of long COVID symptoms and employment status

A study of 15,000 individuals with prior COVID-19 infection found that those with post-COVID condition (PCC) were less likely to work full-time and more likely to be unemployed. Cognitive symptoms were also associated with reduced employment likelihood.

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.

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.

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.

Fluke 87V Industrial Digital Multimeter

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

New approach for Majorana research in short nanowires

Scientists at QuTech and Eindhoven University of Technology have successfully created Majorana particles in short nanowires, which could be scaled up to form more resilient qubits. The researchers' new approach focuses on electrical control, allowing them to manipulate the device while at low temperatures.

Machine learning techniques identify thousands of new cosmic objects

Researchers used machine learning to classify hundreds of thousands of X-ray objects, discovering thousands of new cosmic objects including black holes and neutron stars. This breakthrough establishes a state-of-the-art capacity for applying machine learning techniques in fundamental astronomy research.

Proactive policing may contribute to racial gap in preterm births

A study found that Black residents living in high-proactively policed neighborhoods were three times as likely to give birth preterm as their white neighbors. The researchers controlled for various factors and found an association between proactive policing and higher rates of preterm births among Black infants.

Meta Quest 3 512GB

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

Purple vegetables and tubers have antidiabetic properties

Acylated anthocyanins found in purple potatoes, sweet potatoes, and carrots have been shown to reduce type 2 diabetes risk by affecting glucose transporters and enzymes involved in metabolism. These compounds also maintain gut microbiota homeostasis and suppress pro-inflammatory pathways.

The faster El Niño decays, the fewer typhoons occur the following summer

A recent study found that faster El Niño decays are associated with lower typhoon frequencies in the following summer. Researchers discovered a stronger anticyclonic anomaly over the western North Pacific, driven by tropical Indo-Pacific sea surface temperature anomalies, as a key mechanism behind this phenomenon.

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.

Screening tool aims to help doctors diagnose more people with COPD

A new screening tool, CAPTURE, has been developed to identify adults with undiagnosed COPD, with promising results in identifying moderate to severe cases. The study found that almost half of participants who had previously undiagnosed COPD were successfully identified by the tool.

Kangaroo fecal microbes could reduce methane from cows

Researchers discovered a microbial culture from baby kangaroo feces that can inhibit methane production in cow stomach simulators, replacing it with beneficial acetic acid. This innovation has the potential to mitigate greenhouse gas emissions and improve cow health.

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.

How the brain's immune system worsens epilepsy

Researchers have definitively linked the brain's immune system to worsening epilepsy, identifying a chain of events that causes seizures to worsen. The study suggests repurposing anti-inflammatory compounds and antioxidants could help control epilepsy progression.

Apple iPhone 17 Pro

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

Researchers use radiomics to predict heart attacks

A recent study published in Radiology uses radiomics to analyze coronary CT angiography images and identify vulnerable plaques associated with an increased risk of major adverse cardiac events. The model enabled the detection of these plaques, providing a more accurate approach than conventional anatomical parameters.

Sensory cells taste cerebrospinal fluid to fight brain infections

Researchers discovered that sensory cells in the spinal cord's central canal can detect bacteria in cerebrospinal fluid and trigger an inflammatory response to fight brain infections. These 'taste' receptors recognize bitter substances, such as those from Streptococcus pneumoniae, and increase cytokine production to combat pathogens.

New technique maps large-scale impacts of fire-induced permafrost thaw in Alaska

A new technique maps the effects of fire-induced permafrost thaw in Alaska, revealing widespread topographic change and vegetation shifts. The study used a machine learning-based approach to quantify thaw settlement across 3 million acres of land, with results showing a significant loss of evergreen forest and shrubland encroachment.

ACTG to make 29 presentations at CROI 2023

The AIDS Clinical Trials Group (ACTG) will present 29 presentations at the Conference on Retroviruses and Opportunistic Infections (CROI) 2023. The studies focus on COVID-19, HIV cure, pathogenesis, treatment, long-term complications, tuberculosis, hepatitis C, and contraception.

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.

Grassroots effort champions inclusive language in science

The EEB Language Project aims to revise harmful terminology in ecology and evolution, promoting inclusivity and precision. The project provides a repository of words with suggested alternatives, allowing community members to submit their suggestions and engage in dialogue.

AI with infrared imaging enables precise colon cancer diagnostics

Researchers at Ruhr University Bochum developed a new digital imaging method using artificial intelligence and infrared imaging to determine microsatellite status in colon cancer. This approach enables fast, label-free, and automated detection of the biomarker, which is crucial for personalized medicine.

Scientists find world’s oldest European hedgehog

A team of scientists found a 16-year-old European hedgehog in Denmark, exceeding the previous record by seven years. The discovery contradicts previous studies suggesting that inbreeding reduces lifespan. The study's results provide valuable insights into the basic life history of hedgehogs and may improve conservation efforts.

The roar and crackle of Artemis 1

Researchers measured noise levels at locations around the launch pad, finding maximum sound levels exceeded predicted values by nearly 20 decibels. The study's findings will help validate and improve existing noise prediction models to protect equipment and surrounding environments.

Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

Verified: COVID-19 infection increases diabetes risk

Researchers found a significant increase in new-onset diabetes after COVID-19 infection, with vaccination prior to infection showing protective effects. The study suggests that COVID-19 infection could be acting as a disease accelerator, amplifying risk for diabetes diagnosis.

The perfect pour: model predicts beer head features

Researchers developed a multiphase solver to predict beer foam features, including patterns, heights, stability, and volume fractions. The study found that foam generation is sensitive to temperature and pressure, with higher temperatures producing more foam.

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.

Quantum Australia: Hear global insiders map out next phase of the boom

Researchers and industry leaders from around the world will gather in Sydney to discuss key areas of quantum computing, communications, sensing, training, entrepreneurship, and policy. The three-day event is expected to feature insights on cyber security, sustainability, and commercialization, with over 700 attendees.

Whale warning as clock ticks towards deep-sea mining

Researchers warn of significant risks to ocean ecosystems and cetaceans from commercial-scale deep seabed mining. The study highlights the need for urgent research to assess potential impacts on cetaceans, which are highly sensitive to sound and already facing multiple stressors like climate change.

When the light is neither "on" nor "off" in the nanoworld

Researchers from Würzburg and Bielefeld successfully detect exotic states of quantum physics in a nanostructure, where light can exist as both on and off at the same time. This breakthrough enables the development of novel optical quantum technologies for future computer chips.

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.