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Science News Archive August 2023


Page 30 of 38

Stroke rehab at home is near

A new portable EEG headset has been validated and tested for at-home stroke rehabilitation. The low-cost device connects the brain to powered exoskeletons, promoting motor recovery outcomes.

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.

Management of acetaminophen poisoning in the US and Canada

The study provides a comprehensive framework for diagnosing and treating acetaminophen poisoning, emphasizing the importance of early detection and aggressive management. Key findings include the need for prompt assessment and treatment with activated charcoal and N-acetylcysteine, as well as the role of monitoring liver function tests.

Collaborative salt marsh research championed by UNF and global scientists

A new conceptual framework developed by international researchers, led by UNF's Dr. Scott F. Jones, provides a rigorous and equitable way to compare salt marsh ecosystems worldwide. The framework accounts for the uniqueness of each individual salt marsh and offers guidance on applying it to 11 global examples.

Apple iPhone 17 Pro

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

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.

Ammonia as a carbon-free hydrogen carrier for fuel cells: a perspective

Researchers discuss the potential of using ammonia as a hydrogen carrier for on-site power generation via ammonia decomposition. The high hydrogen content (17.6 wt%) and low toxicity make it an attractive alternative to traditional hydrogen storage methods, but challenges such as leakage and toxicity need to be addressed.

$150,000 awarded to research race in clinical algorithms

The American Heart Association is funding three new scientific research projects to examine the use of race in formulas that calculate risk and determine treatment for cardiovascular disease. The teams will assess potential bias in risk models, develop statistical methods to correct algorithm bias, and support equitable care.

Size matters: genome size dynamics driven by copy number variation in a green alga

The study reveals extensive genome size variation among closely related algal strains, with a more than twofold range of approximately 450-1,100 megabases. Genome-wide copy number variation, rather than duplication or proliferation, drives this dynamics, suggesting rapid changes in genome size through frequent duplications and deletions.

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.

Creating pollen-free trees to combat hay fever

Researchers identified two genes, CJt020762 and CjTKPR1, necessary for Japanese cedar pollen production. Creating genetically modified trees with non-functional versions of these genes can produce nearly no pollen, making them suitable as timber tree lines to combat hay fever.

How do people really feel about electronic health records?

The study reveals that people have limited understanding of the digital infrastructure behind electronic health records, with many assuming that all doctors' offices can automatically view patient data. The researchers also argue that health insurance companies play a critical role in securing these records, and that users need educati...

Meta Quest 3 512GB

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

Helical and striped arrangement of conducting polymers

Researchers have created a new type of conducting polymer with a helically grown structure, which can emit circularly polarized light. The polymer's radicals are arranged in a helical shape and can be aligned into stripe-like structures when exposed to a magnetic field.

What causes spontaneous eye movements in albinism?

A new study from the Netherlands Institute for Neuroscience reveals that pendular nystagmus, a spontaneous back-and-forth movement of the eye, is caused by an abnormality in the nucleus of the optic tract. This condition hinders social eye contact and affects vision, with treatment methods often having unpleasant side effects.

New technique measures structured light in a single shot

Researchers have developed a new measurement technique that uses the Kramers-Kronig relation to untangle complex helical light patterns from camera intensity measurements. This allows for single-shot retrieval of orbital angular momentum spectrum information, accelerating and simplifying the process compared to conventional on-axis int...

Fluke 87V Industrial Digital Multimeter

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

Menstrual equity in the criminal legal system

A study found that many incarcerated women trade or barter for menstrual products, with 29.5% having to do so. The lack of access led to negative health consequences in nearly a quarter of the women involved.

Investors force Black families out of home ownership, new research shows

A new study by Georgia Institute of Technology reveals that investors have significantly impacted the availability of housing in the Atlanta metropolitan area. Investors are most likely to buy up homes in majority-minority neighborhoods, effectively cutting Black families out of home ownership, resulting in over $4 billion lost equity.

“Modern chemistry is rubbish”

Researchers argue that modern chemistry prioritizes novelty over sustainability, neglecting environmental concerns. They advocate for a triple focus on efficiency, safety, and circularity to combat pollution and promote green chemistry. Circular design, life-cycle thinking, and toxicology assessments are key to realising positive impact.

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.

New Antarctic extremes ‘virtually certain’ as world warms

Recent extreme events in Antarctica and the Southern Ocean are likely to become more common and severe due to global warming. The study calls for urgent policy action to protect the continent's fragile environments, which have global implications if not preserved.

Mothers experiencing depression can still thrive as parents

Mothers experiencing depression are more likely to report parenting stress and less competent parenting views. However, those with higher support levels felt less stressed and more competent, leading to better discipline and home-school involvement.

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.

Drops of seawater contain traces of an ancient world

Researchers linked chemical changes in seawater to volcanic activity and climate change, with a 7-fold decrease in lithium concentration over the past 150 million years. This shift is attributed to reduced seafloor hydrothermal activity, influenced by tectonic plate movements.

Physical activity may prevent fatigue in patients with MS

A recent study published in Multiple Sclerosis and Related Disorders found that higher daily physical activity is associated with lower levels of fatigue in patients with relapsing-remitting multiple sclerosis. The study also suggests that maintaining functional capacity through suitable exercise can help reduce fatigue, improving the ...

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.

Classroom environmental education doesn’t change attitudes - new research

Research from the University of Bath found that classroom environmental education activities do not necessarily translate to changes in children's attitudes towards animals and the environment. While these activities improved knowledge and awareness, they did not alter attitudes or encourage involvement in conservation efforts.

Came to stay: How the herpes virus HCMV deceives its host cells

Researchers have created a detailed map of HCMV particle interactions, revealing how viral proteins recruit host cell proteins to replicate efficiently. This knowledge is crucial for understanding the complex life cycle of HCMV and finding candidate anti-viral drugs.

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.

Automated medical imaging framework revolutionizes schistosomiasis diagnosis

Researchers developed an innovative optical tool, the Schistoscope, to capture microscopy images of urine samples for efficient detection of Schistosoma haematobium eggs. A two-stage diagnostic framework using deep learning accurately identified and counted eggs in field settings with high sensitivity, specificity, and precision.

Symptoms of the body and the mind are frequent fellow travelers

Chronic pain is often accompanied by depression and anxiety, with a feedback loop creating a bi-directional linkage between the two. Successful treatment of depression and anxiety improves pain outcomes, but neglecting psychological symptoms can lead to long-term suffering.

AI model can help determine where a patient’s cancer arose

Researchers developed an AI model called OncoNPC that can analyze genetic data to predict cancer type and origin. The model accurately classified at least 40% of tumors with unknown origin, leading to a 2.2-fold increase in eligible patients for targeted treatments.

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.

In search of the ideal glass

A study published in Nature Communications reveals unusual patterns of small and large particles in a model liquid, which can affect the formation of ideal glass. The findings raise doubts about whether this model liquid can be considered an ideal glass-forming liquid.

Menstrual discs may be best for heavy monthly blood flow

Researchers compared absorbency of 21 menstrual hygiene products using human red blood cells, finding that menstrual discs held the most blood, while super-absorbency period pants held the least. The study highlights the need for more research on menstruation to improve diagnostic accuracy and care for women.

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.

Latest in body art? ‘Tattoos’ for individual cells

Researchers at Johns Hopkins University have developed nanoscale tattoos that can stick to live cells, allowing for the first time to monitor and control individual cell health in real-time. This technology bridges the gap between living cells and conventional sensors, enabling early disease diagnosis and treatment.

New study shows how the Epstein-Barr virus transforms B cells

Researchers found that Epstein-Barr virus induces B cell growth transformation through the activation of the cancer-related gene IMPDH2, leading to uncontrolled proliferation. The study used primary B cells and found that inhibiting IMPDH2 can suppress post-transplant lymphoproliferative disorder (PTLD) development.

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.

Unveiling the anomalous dynamics of non-collinear antiferromagnets

Researchers at Tohoku University and MIT have unveiled the anomalous dynamics of non-collinear antiferromagnets, revealing a unique interaction between electron spins and chiral-spin structure. The findings provide essential insights for controlling these materials, which could lead to the development of functional devices in spintronics.

Breast cancer overdiagnosis common among older women

A recent study published in Annals of Internal Medicine found that continued breast cancer screening after age 70 is associated with a greater incidence of cancer that likely would not have caused symptoms. Researchers estimate up to 47% of breast cancers found among women aged 74-84 were overdiagnosed.