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Science News Archive May 2024


Page 20 of 44

Online dashboard to help save children from dangerous diarrheal diseases

The Planetary Child Health & Enterics Observatory (Plan-EO) is developing an online tool to identify diarrheal disease transmission hotspots and accelerate treatment deployment. The dashboard will provide up-to-date epidemiological estimates and predictions, enabling public health communities to make informed decisions and save lives.

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.

Virginia Tech physicists propose path to faster, more flexible robots

Researchers discover a microscopic phenomenon that enables hydrogels to swell and contract quickly, improving the flexibility of soft robots. This breakthrough could lead to faster and more agile robots with applications in healthcare, manufacturing, and search and rescue operations.

Ultraprocessed food consumption and cardiometabolic risk factors in children

A new study reveals that high consumption of ultraprocessed foods among young children is strongly associated with increased adiposity and other cardiometabolic risk factors. The findings highlight the need for targeted public health initiatives to encourage healthier eating habits and reduce the burden of diet-related diseases.

Researchers develop “game-changing” blood test for stroke detection

Researchers developed a game-changing blood test that can quickly and accurately identify large vessel occlusion strokes, which have the potential to bring life-saving care to patients globally. The test combines biomarkers with a clinical score to detect strokes with 93% specificity and 81% sensitivity.

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.

Scientists discover mechanism of sugar signaling in plants

Researchers have discovered the detailed mechanism of sugar signaling in plants, which involves a protein called KIN10 that acts as a 'sensor kinase' controlling biochemical pathways. The study reveals how sugar levels affect plant growth and oil production, providing insights into potential engineering of proteins to increase oil prod...

Revealing the conflict mechanism between cognition and emotion

A recent study investigated how specific brain circuits regulate emotional responses in depression, revealing a 'top-down' influence of the dorsolateral prefrontal cortex on the cingulo-striatal network. This finding suggests disrupting this signal might lead to pessimistic decision-making, a hallmark of depression.

Apple iPhone 17 Pro

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

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.

Ion irradiation offers promise for 2D material probing

Researchers at the University of Illinois and the University of Duisburg-Essen have developed a new method to probe the electronic properties of 2D materials using ion irradiation. The technique, which uses ions instead of laser light, enables highly localized and short-time excitations in the material, allowing for high-precision stud...

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.

Plants restrict use of “Tipp-Ex proteins”

A University of Bonn study reveals that plants use special molecules called Tipp-Ex proteins to correct defective gene copies. However, these proteins are only permitted to work in chloroplasts and mitochondria, not in the cytosol where they could cause fatal miscorrections.

Suppressing non-Hermitian effects via “fake” magnetic fields

Scientists have successfully suppressed non-Hermitian skin effects in a two-dimensional lattice array by introducing pseudomagnetic fields. The pseudomagnetic field allows the skin states to move into the bulk, reducing topological number and recovering flat energy levels.

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.

A trial HIV vaccine triggered elusive and essential antibodies in humans

A trial of an HIV vaccine candidate at Duke University Medical Center triggered broadly neutralizing antibodies in a small group of participants, providing proof that a vaccine can elicit these essential immune responses. The vaccine targetted the MPER region of the HIV outer envelope, which remains stable as the virus mutates.

Blueprints of self-assembly

Scientists at Arizona State University develop a new simulation method to predict and guide the self-assembly process, creating tiny, self-assembled crystals with unique optical properties. This breakthrough advances technologies in computer science, materials science, medical diagnostics, and more.

Seeing not just with the eyes: Degree of arousal affects perception

Researchers found that neural activity in the visual thalamus is coupled with pupil dynamics during different phases of arousal. This modulation affects how sensory impressions are transmitted to higher areas of the brain like the visual cortex, influencing visual perception.

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.

Pickleball courts in a legal pickle #ASA186

An attorney and retired mechanical engineer highlights the need for infrastructure or limitations on play to address noise nuisance complaints from neighbors. He recommends building courts far from homes or using less noisy paddles and balls to mitigate the issue.

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.

Gut bacteria boost immune response to fight tumors

Researchers found that a specific strain of gut bacteria enhances the effects of cancer immunotherapy, leading to tumor shrinkage. The discovery could lead to next-generation probiotics that synergize with immunotherapy to improve cancer care.

The price of hope: CAR-T therapy in pediatric leukemia

Researchers discuss the benefits of CAR-T therapy in treating B-cell lineage acute lymphoblastic leukemia (B-ALL) in children. The therapy, tisagenlecleucel, has shown promising results and is now priced at $508,250, a more manageable cost compared to other gene therapies.

New AI tool to help beat brain tumors

A new AI tool, DEPLOY, has been developed to predict DNA methylation and classify brain tumors into 10 major subtypes with remarkable accuracy. This technology addresses the need for rapid diagnosis and availability of tests in hospitals worldwide.

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.

Modern plant enzyme partners with surprisingly ancient protein

Researchers have identified an ancient protein that partners with a modern plant enzyme to synthesize lignin, a key component of plant cell walls. This discovery provides insights into the evolution of plant protective mechanisms and their potential industrial applications.

AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

How heatwaves are affecting Arctic phytoplankton

Experiments at AWIPEV Station reveal phytoplankton's behavior primarily depends on cooling phases after or between heatwaves, not just increased temperatures. This knowledge gap highlights the need for investigating temperature fluctuations to improve forecasts on biodiversity changes.

Diamond glitter: A play of colors with artificial DNA crystals

Scientists have developed a new approach for manufacturing semiconductors for visible light using DNA origami. The method uses a diamond lattice structure with periodicity of hundreds of nanometers, allowing for efficient solar cells and innovative optical waveguides.

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.

Macaque Brainnetome Atlas: A multifaced brain map of rhesus monkey

The study provides a comprehensive macaque brain atlas, MacBNA, that characterizes profiles of whole-brain regions, including connectivity, anatomy, and geometric topology. This atlas will aid in understanding brain function, development, and evolution, and can be used to transfer information from monkey brains to human brains.

Sweet taste receptor affects how glucose is handled metabolically by humans

A recent study published by Monell researchers found that stimulation and inhibition of the TAS1R2-TAS1R3 sweet taste receptor influences glucose metabolism in humans. The receptor plays a crucial role in regulating blood sugar levels and insulin sensitivity, suggesting potential therapeutic applications for managing metabolic disorders.

Celestron NexStar 8SE Computerized Telescope

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

How memories crystallize over time

A new study reveals that working memory representations transform from unstable to solid in the brain's ability to hold and process information. Through repetitive practice, neural pathways solidify, making performance more accurate and automatic.

Study implicates Neanderthal DNA in autism susceptibility

Researchers at Clemson University discovered that certain Neanderthal-derived genetic variations are more common in people with autism than in the general population. These findings suggest long-term effects of ancient human hybridization on brain organization and function, potentially leading to earlier diagnostics.

Fluke 87V Industrial Digital Multimeter

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

From leaf elements to biomass across forest biomes in the Himalayas

A study found that elevation plays a crucial role in regulating trait diversity among plant species and their biomass accumulation in the Himalayas. The researchers discovered that a combination of elements and elevation better explained the variation in biomass, accounting for 52.2% of the variance.