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Science News Archive September 2023


Page 32 of 37

A new LED design for next-level realism in immersive displays

Researchers from Meijo University and King Abdullah University of Science and Technology have developed high-performance micro-LEDs capable of meeting the brightness and definition demands of modern immersive reality technologies. The LEDs use gallium indium nitride semiconductors and can produce full-color imaging at high resolution.

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.

Calcium channel blocker use and associated glaucoma and related traits

A large UK Biobank study of 427,000 adults found that calcium channel blocker use was associated with an increased prevalence of glaucoma. The study suggests that calcium channel blockers may be a modifiable risk factor for glaucoma through a mechanism that is independent of intraocular pressure.

Difficult decisions led to unequal vaccination rates

A new study by Uppsala University researchers reveals a significant difference in vaccination rates among people with varying cognitive abilities. Among those with the highest cognitive ability, 80% were vaccinated within 50 days, while it took 180 days for those with the lowest cognitive ability to reach the same rate.

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.

Teleneurology challenges met by training curriculum

A new NYU Langone Health program trains neurology residents to diagnose neurological ailments using simulated virtual exams. The curriculum includes 'actor-patients' and self-testing, improving residents' comfort levels and interest in teleneurology, a crucial skill for the future of healthcare.

MCG Anesthesiology Externship Program helps grow profession

The program gives medical students clinical responsibility, including observing anesthesia administration, to form a picture of their future career. It translates to more anesthesiologists, with 55% of participants choosing anesthesia as their specialty after the externship.

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.

Promising quantum state found during error correction research

A team of Cornell researchers has found a promising quantum state called a 'quantum spin-glass' while studying random algorithms for error correction in quantum computing. This discovery could lead to new strategies for protecting qubits from environmental noise and errors.

Disease affects blackbirds more than previously thought

A new study by Lund University reveals that disease affects blackbirds for three weeks, rather than just a day or two. The simulated bacterial infection stimulates the birds' immune system, causing them to stop their activities earlier in the evenings and have reduced daily activity periods.

Pitt researchers to study Alzheimer’s disease in marmosets

Researchers developed a new model of hereditary Alzheimer's disease in marmosets by introducing mutations into the PSEN1 gene, which causes early-onset disease in humans. The study aims to characterize and validate genetic, molecular, functional, and cognitive features of aging and Alzheimer's disease in these animals.

Apple iPhone 17 Pro

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

Microdevices implanted into tumors offer new way to treat brain cancer

Researchers have developed a device that can be implanted into tumors during surgery to test new treatments, providing unprecedented insight into the effects of drugs on glioma tumors. The device, which is designed to be used during standard of care surgery, caused no adverse effects on patients in a phase 1 clinical trial.

The first organic oscillator that makes catalysis swing

Scientists at the University of Groningen created an oscillating system using simple molecules to achieve periodic catalytic activity. The system enables enhanced chemical selectivity, favoring one reaction over others, and has potential applications in polymer synthesis and drug delivery.

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.

The discovery of a new kind of cell shakes up neuroscience

Researchers at the University of Lausanne have discovered a new kind of cell that combines characteristics of neurons and glial cells, specifically astrocytes. These hybrid cells express molecular machinery necessary for synaptic transmission, releasing glutamate to modulate neuronal activity.

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.

Pumping like the heart

Researchers found a 27% decrease in mean friction and a 9% reduction in energy demand through pulsating pumping similar to the human heart. This approach could lead to less costly modifications than pipe wall changes or actuators, benefiting industrial applications.

Human-AI collaboration improves source search outcomes

Researchers propose a human-AI collaboration strategy to overcome challenges in source search tasks, such as locating fire origins or toxic gas sources. The approach leverages human expertise to enhance algorithm performance, reducing cognitive workload and improving problem-solving outcomes.

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.

New filtering approach may improve online health information experience

A Penn State research team proposes a new information-filtering approach to predict future health information needs of online community participants. The approach incorporates user profiles, past posts and replies to categorize online content and provide more personalized healthcare resources.

Meta Quest 3 512GB

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

Encouraging new prospects for the treatment of consciousness disorders

A multinational study of 62 patients found that transcranial direct current stimulation (tDCS) improved behavioral responses in specific subgroups, particularly those with traumatic brain injury. The study's results suggest a potential therapeutic strategy for treating consciousness disorders following severe brain injury.

Celestron NexStar 8SE Computerized Telescope

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

New method reveals folding speed limit of helical membrane proteins

A new study published in eLife reveals the folding speed limit of helical membrane proteins using a robust single-molecule tweezer method. The findings provide unprecedented insights into structural states, kinetics, and energy barrier properties, offering valuable guidance for advancing pharmaceutical research and design.

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.

Closing in on the Elusive Neutrino

Researchers from the US and Germany report a realistic contender to measure the elusive neutrino mass using Cyclotron Radiation Emission Spectroscopy. The project tracks electrons generated by beta decay to reveal the neutrino mass, aiming for scalability beyond existing technology.

Agriculture study delivers unexpected results

A recent study at the University of Bonn found that mixed cover crops grow thinner roots than single-type cover crops, contradicting previous assumptions. The researchers tested oil radish, winter rye, and crimson clover in different combinations and observed varying root growth patterns.

Copy number variation implements pregnancy as an aging model

Researchers found that pregnant mice experiencing copy number variation (CNV) showed similarities to aging, with biomarkers and genetic effects appearing during pregnancy and reversing after delivery. This study aims to revolutionize aging treatment by investigating the mechanisms behind post-labor rejuvenation.

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.

Subscriptions drive views of alternative and extremist videos on YouTube

A study published in Science Advances found that exposure to harmful content on YouTube is driven by a small group of users subscribing to these channels, not algorithmic recommendations. Most viewers of these channels are also subscribers to the channel in question or similar ones, indicating a pattern of seeking out content.

How sleep deprivation can harm the brain

Researchers identified a protective protein whose level declines with sleep deprivation, leading to neuronal death. PTN levels could serve as an indicator of cognitive impairment resulting from insomnia.

Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

Switching from harmful to helpful fungi

Researchers found a single gene cluster that determines whether fungus aids or hinders plant growth, offering potential for reducing food waste and increasing crop yields. The study highlights the complex relationships between fungi and their host plants, challenging traditional views of pathogenic and mutualistic traits.

New koala relative fills a branch of Australia’s unique marsupial story

A new study by Flinders University researchers has discovered an ancient relative of the koala, Lumakoala blackae, which lived around 25 million years ago. The discovery fills a 30-million-year-old gap in Australian marsupial evolution and provides insights into the early evolution of diprotodontian mammals.

The sense of order distinguishes humans from other animals

Researchers tested memory abilities of bonobos and humans in a series of experiments, finding that humans can learn to distinguish short sequences nearly immediately, while bonobos struggle to retain information and exhibit difficulty learning sequences.

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.

Energy production is powered by more than just physics

A study by University of Washington Bothell and Seattle Pacific University researchers examines how teachers applied a holistic approach to analyze the social and cultural impacts of power plants. The authors found that connecting students with realities beyond the classroom prepares them to engage in community decision making.