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Science News Archive July 2023


Page 26 of 36

Apple iPhone 17 Pro

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

Lessons from US–China trade relations

Increased US-China trade created net welfare gains, but unequal distribution among winners and losers. The 2018 trade war reversed these gains and had modest positive effects on some industries and states.

Pump powers soft robots, makes cocktails

A team of researchers at Harvard University has developed a compact, soft pump that can power soft robots in various applications. The pump uses dielectric elastomer actuators and can control pressure, flow rate, and flow direction, making it suitable for biomedical settings.

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.

Bacteria in kitchen may not be as harmful as you think

Researchers identified 8 bacterial genera commonly associated with environmental sources, known as core microbiota, which persisted despite differences between kitchens. These microbes were linked to kitchen design and cleaning practices, suggesting potential for improved hygiene.

Rebellious birds make nests out of anti-bird pins

Birds, such as magpies and crows, are adapting to city life by using anti-bird spikes as nesting material. Researchers discovered these unique nests made of up to 1,500 metal spikes, showing the birds' creativity in avoiding traditional deterrents.

The ground is deforming, and buildings aren’t ready

A Northwestern University study links underground climate change to shifting ground beneath urban areas, causing building foundations and surrounding ground to move excessively and crack. The researchers also found that past building damage may have been caused by rising temperatures, which will continue for years to come.

A neurobehavioral signature of risk for mania

Researchers identified three neurobehavioral profiles that distinguish individuals with elevated mania vulnerability based on reward sensitivity and sleep-circadian characteristics. These profiles can help detect mania risk and provide targets for early interventions.

Celestron NexStar 8SE Computerized Telescope

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

Can using biodegradable fishing gear help reduce the cost of ghost fishing?

Researchers from the University of Portsmouth found that biodegradable fishing gear (BFG) does not significantly reduce the cost of ghost fishing due to decreased fishing efficiency. The study suggests that implementing BFG could still have economic benefits, but only if it can achieve similar fishing efficiency as traditional gear.

Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

'Lava lamp' vesicles show how cells could self-organize

Scientists have found that mixtures of polymers can form phase-separated droplets, similar to lava lamps, which interact with cell membranes in unexpected ways. These interactions affect the exterior structure of cells, creating a mosaic of droplets and signaling to the outside.

The moral foundations of hate speech

Researchers used Moral Foundations Theory to analyze hateful language in Nazi propaganda, social media posts, and large text corpora. They found that hate speech often appeals to idealized values such as purity and loyalty.

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.

Copper could help create clearer MRI images and improved diagnosis - study

Researchers have discovered a novel copper protein binding site that shows promise for use in magnetic resonance imaging (MRI) contrast agents, potentially leading to clearer images and improved diagnoses. The new structure displayed highly effective levels of relaxivity, equal and superior to existing Gd(III) agents used in clinical MRI.

New study debunks claims of a psychedelic cannabinoid

A University at Buffalo-led study found that THC-O-acetate produces moderate relaxation, euphoria, and pain relief, but no psychedelic effects similar to LSD or psilocybin mushrooms. The study suggests that people may overreport their experiences due to social media hype and online claims.

USC to lead interdisciplinary project on mental health

The USC PRECOG project aims to develop automated screening tools for clinicians using objective neural and physiological signal biomarkers. The team will advance interdisciplinary methods in neuroscience, linguistics, and machine learning to better understand mental health risk factors.

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.

Satellite security lags decades behind the state of the art

Researchers found that many satellites lack basic security concepts, such as separation of code and data, and rely on obscurity to ensure security. The team conducted a thorough analysis of three low-earth orbit satellites and identified vulnerabilities that could be exploited by hackers.

Optical phased array to be optimized pointwise

The proposed pointwise optimization approach combines global search and accurate calibration to improve the OPA's performance in beam steering, focusing, and energy efficiency. It achieves rapid and precise phase calibration with a 53.5% increase in convergence rate and a 9.7% decrease in time consumption compared to traditional algori...

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.

Widespread illegal trade of hazardous chemicals

A new study reveals that nearly half of traded hazardous chemicals are imported without consent, posing a significant threat to human health and the environment. The report highlights the need for strengthened national and international action to address global trade of highly hazardous chemicals.

Deciphering fish species interactions for climate change insights

A Hong Kong University of Science and Technology team developed a technique to analyze fish DNA, revealing the complex relationships among marine species and how global warming affects them. The study found that water temperature can have both positive and negative effects on fish interactions.

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.

Racial discrimination increases risk for childhood obesity

A new study reveals that children experiencing racial discrimination are more likely to develop a higher BMI and larger waistline. Researchers found that racial discrimination was associated with an increased risk of obesity in kids, even after adjusting for socioeconomic factors.

Preying on hungry, anxious worms

In a new study, Salk Institute scientists discovered that dopamine regulates anxious worm behavior in the presence of nipping predators. The findings illuminate how this dopamine-regulated brain pathway may be related to anxiety and could provide insight into human conditions like PTSD.

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.

Substance use linked to long-lasting brain changes, cognitive decline

Researchers at Texas A&M University found that substance use impairs cognitive flexibility by inhibiting specific neurons. Chronic cocaine or alcohol use alters the local inhibitory brain circuit, leading to decreased cognitive flexibility and increased risk of academic deficits and lower quality of life.

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.

Decoding the impact flash

High-velocity impacts create brief, intense bursts of light known as impact flashes, containing information about the target and impactor. The shape and color of these flashes reveal details about the fragmentation process and ejecta cone formation.

“Man in the Moon” gets his clock reset by 200 million years

Researchers from Norway and France have found a way to coordinate and recalibrate two conflicting systems of dating the Moon's surface. This new evaluation shows that large parts of the crust are around 200 million years older than previously thought, clarifying the sequence of events in the evolution of the Moon's surface.

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.

Laser-scribed graphene for sensors

Graphene materials have excellent electrical conductivity and physical, optical, thermal, and structural properties, making them suitable for sensor applications. Laser-scribed graphene (LSG) has been developed as a promising method for fabricating high-quality graphene with low energy consumption and environmental friendliness.

New guidance: Bridging the gap between what we know and what we do

Medical organizations publish approaches for implementing infection prevention strategies that consider facility conditions, team communications, and leadership support. The guidance aims to bridge the 'knowing-doing' gap by providing practical tools and resources for successful implementation.

Revolutionary self-sensing electric artificial muscles

Researchers at Queen Mary University of London have created a new type of electric variable-stiffness artificial muscle with self-sensing capabilities, revolutionizing soft robotics and medical applications. The innovative technology enables rapid reactions and force sensing, making it ideal for integration into intricate robotic systems.

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.

Neurons that track, regulate blood-sugar levels are found

A study published in Diabetes journal has discovered neurons in the brain that can detect and respond to changes in blood sugar levels. This discovery may help doctors reduce blood sugar levels in patients with diabetes by targeting these neurons.

Association of racial discrimination with obesity in children and adolescents

A recent study found a significant association between racial discrimination and obesity in children and adolescents, suggesting that addressing this issue is crucial for improving their health outcomes. The research highlights the importance of considering racism as a risk factor for obesity in addition to socioeconomic status.

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.

Will you take ruthenium with your tea or coffee?

The study by Lionel Delaude and François Mazars has shown that combining a para-cymene ligand with an N-heterocyclic carbene ligand derived from caffeine or theophylline produces highly effective catalysts. These eco-friendly catalysts reduce the carbon footprint of chemical processes, making them more sustainable.