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Science News Archive February 2023


Page 19 of 36

Cancer diagnosis using urine!

Researchers at KIMS have developed a strip-type urine sensor that can diagnose prostate and pancreatic cancer with high sensitivity. The sensor uses metabolites in urine to amplify light signals, allowing for quick and accurate diagnosis on-site.

Promise for COPD diagnosis in primary care with new screening

A new screening tool, CAPTURE, identifies roughly half of primary care patients with chronic obstructive pulmonary disease (COPD) that could benefit from available treatments. The study confirms the robust nature of this collaborative relationship between numerous stakeholders, particularly primary care-based research networks.

Some stroke patients become more fatigued afterwards

Research found that patients with poorer memory, concentration, anxiety, and depressive symptoms after a stroke are more likely to be fatigued and sleepy. This study highlights the importance of monitoring cognitive and emotional issues in stroke patients to prevent long-term fatigue and improved diagnostics and treatment.

Chest CT shows lung abnormalities two years after COVID

A study published in Radiology revealed persistent lung abnormalities in patients two years after COVID-19, including fibrosis and cystic changes. The incidence of lung abnormalities gradually decreased over time, but the proportion of fibrotic interstitial lung abnormalities remained stable.

Apple iPhone 17 Pro

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

A new tool in the arsenal against COVID-19 is being put to the test

A new class of SARS-CoV-2 antibodies has been shown to neutralise multiple variants of the virus, providing hope for a better antiviral medication. The antibodies work by attaching to a partially hidden part of the virus' spike protein that would be difficult for it to mutate.

Investigating neighborhood redevelopment’s impact on heart health in the Bronx

A four-year study will track health outcomes among older Black and Hispanic residents in the Bronx to understand how neighborhood redevelopment affects cardiovascular disease. The research team will use medical records, interviews, and data modeling to measure the impact of both medical and nonmedical risk factors on CVD 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.

Preliminary study highlights ongoing challenge of screening for COPD

A nationwide study found that the CAPTURE screening tool identified roughly half of primary care patients with chronic obstructive pulmonary disorder (COPD) who could benefit from available treatments. However, the tool also flagged a large group of patients with breathing symptoms and abnormalities that didn't rise to the level of COPD.

Thrombectomy comparable to medical management for strokes

A recent study published in Radiology found that thrombectomy is a safe and feasible treatment option for patients with primary isolated anterior cerebral artery medium vessel occlusions. The procedure showed similar outcomes to medical treatment in terms of early and long-term functional outcomes, mortality rates, and safety.

When it comes to financial uncertainty, men go out on a limb

Men are more likely to interpret uncertain information optimistically and make riskier financial decisions, especially with increasing amounts of available information. Women, on the other hand, show a more cautious approach in uncertain situations, with missing information bothering them more than men.

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.

Four classes of planetary systems

The study reveals that 'similar' planetary systems are the most common type, followed by 'ordered' and then 'anti-ordered' systems. The researchers found that factors such as gas and dust disk mass and star abundance play a crucial role in determining system architecture.

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.

The ‘tipping point’ toward Alzheimer’s

Researchers at UC Santa Barbara developed a novel electrical method to control and analyze the dynamics of brain protein tau, which underlies many neurodegenerative diseases. The technique allows for real-time observation of the protein's transition from normal function to toxic tangles.

‘Magic’ solvent creates stronger thin films

A new technique uses reactive vapors to create thin films with enhanced properties, such as mechanical strength, kinetics, and morphology. The synthesis process is gentler on the environment than traditional methods and could lead to improved polymer coatings for microelectronics, advanced batteries, and therapeutics.

Rice scientists reengineer cancer drugs to be more versatile

Researchers from Rice University have developed a new approach to control gene expression using proteolysis targeting chimeras (PROTACs). By reengineering the PROTAC molecular infrastructure, they demonstrated the ability to achieve chemically induced dimerization (CID), allowing for precise control over gene activation in specific loc...

NIH scientists develop mouse model to study mpox virulence

Scientists have developed a mouse model of mpox virus, revealing differences in virulence among genetic groups. The new model shows that the current outbreak strain, clade IIb, has a significantly lower mortality rate than previous strains.

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.

Rats trade initial rewards for long-term learning opportunities

Researchers found that rats adopt a non-greedy strategy to balance speed and accuracy, sacrificing immediate rewards for improved learning outcomes. The study suggests that slower reaction times lead to faster learning and higher rewards in both experimental and simulated environments.

Forensic Sciences Research volume 7, issue 4 publishes

This special issue explores the reality of identifying the dead in Brazil through various perspectives, including personal identification initiatives, forensic data management, and case reports. The articles shed light on best practices for procedures related to evidence chain of custody in forensic anthropology in Brazil.

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.

Cocaine addiction makes the brain age faster, suggests study

Researchers have discovered that cocaine addiction is associated with faster brain aging, with changes in DNA methylation in the prefrontal cortex contributing to this effect. The study, which analyzed cryo-preserved brains of deceased male donors, found that cells in this region appeared biologically older in individuals with CUD.

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.

Hen harrier row could unlock other conservation conflicts

A new study finds that the hen harrier debate has become increasingly polarized, with a few high-profile individuals and organizations dominating the discussion. The research suggests that allowing new voices to participate could help unlock the entrenched conflict.

Complex subsurface of Mars imaged by Chinese rover Zhurong

The Zhurong rover has imaged shallow impact craters and buried impact crater walls in the top five meters of Mars' surface, revealing complex subsurface geology. Researchers found layers of sediment left by past flooding and deposition, but no evidence of water or ice in the present day.

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.

Smart contact lens with navigation function, made with 3D printer!

Researchers from KERI and UNIST have developed a smart contact lens with navigation function using 3D printing technology. The lens features micro-patterns printed without applying voltage, allowing for augmented reality applications and potentially opening up new markets for companies requiring micro-patterning of Prussian blue.

Lower fracture risk for older wheelchair users

A University of Gothenburg study found that wheelchair users had significantly lower rates of fractures compared to ambulatory older adults. The study, which included 55,442 wheelchair users in Sweden, showed that wheelchair use was associated with a reduced risk of fractures, particularly osteoporotic and hip fractures.

Want healthy valentine chocolates? We can print them.

A Rutgers scientist has created a low-fat, printable chocolate that can be customized to consumer needs. The new 'functional food' is made with a water-in-oil emulsion and can be printed using a 3D printer in any shape or design.

Celestron NexStar 8SE Computerized Telescope

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

Snakes can hear more than you think

A University of Queensland study found that snakes can hear airborne sound and react to it, contrary to popular belief. The research used soundproof rooms and observed reactions from captive-bred snakes, revealing differences in responses based on genus and evolutionary pressures.

Breast cancer risk models may incorrectly classify many women

A recent study found that breast cancer risk models can lead to vastly different recommendations for individual women, depending on the model used and threshold applied. The study highlighted the importance of considering both sensitivity and inaccurate classification when using these models.

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.

Securing supply chains with quantum computing

A new programming technique in quantum computing could help solve complex optimization problems in global supply chains. The FALQON framework uses feedback to adapt the structure of the algorithm, allowing the quantum computer to efficiently reroute shipping fleets and manage logistics.

Lingering symptoms common after COVID hospitalization

A recent study found that nearly half of adults treated for COVID-19 experience lingering symptoms like coughing, rapid heartbeat, and breathlessness, as well as fatigue or physical limitations. The study's findings may inform programs designed to help adults recover from severe cases of COVID.

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.

Study finds only about half of AI-generated ads only labeled as such

A University of Kansas study analyzed over 1,000 AI-generated ads and found that they are only labeled as ads about half the time, often appealing to consumers in positive ways. The prevalence of AI in programmatic advertising raises concerns about consumer deception and the need for updated guidelines to require transparency.

Protecting bats with better wind turbine control

Researchers develop site-specific mitigation strategy for wind turbines, significantly reducing bat fatalities. The approach uses wind speed, temperature, and rainfall data to adapt curtailment strategies, resulting in a 86% reduction in bat deaths.

Pungent ginger compound puts immune cells on heightened alert

A recent study by Leibniz Institute for Food Systems Biology at TUM found that a pungent ginger compound puts immune cells on heightened alert. The compound, [6]-gingerol, stimulates white blood cells via the TRPV1 receptor, which plays a role in the perception of painful heat stimuli and spiciness.

Meta Quest 3 512GB

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

Better understanding on the way to a carbon-neutral economy

A team of researchers has identified the importance of rifted margins in the transition to a green economy. These continental margins harbor vast accumulations of rocks and hydrocarbon reserves, making them a potential location for new resources needed for a carbon-neutral economy. The study provides an overview of the processes that s...

Upsurge in rocket launches could impact the ozone layer

The University of Canterbury researchers found that rocket launches emit gases and particulates that damage the ozone layer. The study highlights the need for coordinated global action to protect the upper atmosphere environment.

Oral bacteria may increase heart disease risk

A study published in eLife has linked infection with the bacterium Fusobacterium nucleatum to an increased risk of cardiovascular disease. The researchers found that individuals with high genetic risk scores for coronary heart disease were at elevated risk for cardiovascular events.

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.

New insights into the drivers of glioma-related epilepsy

A team of researchers at Baylor College of Medicine found that glioma-related epilepsy is driven by IGSF3-mediated potassium dysregulation. This disruption leads to seizure activity, which favors disease progression. The study used human patients and animal models to confirm the findings.

Brain-wave data and hearing test may help diagnosis autism earlier

Researchers found pronounced delays in brainstem responses to sounds among newborns later diagnosed with autism spectrum disorder. This delay may be linked to limited access to sound frequencies and difficulties integrating sensory streams, ultimately affecting social interactions and communication.