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Science News Archive 2023


Page 256 of 444

Actively reducing noise by ionizing air

EPFL scientists develop a novel concept, called the active 'plasmacoustic metalayer', which can be controlled to cancel out noise. The device is more compact than conventional solutions, absorbing 100% of incoming sound intensity and offering tunable acoustic reflection over a broad bandwidth.

Fluke 87V Industrial Digital Multimeter

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

How Canadians' lifestyle behaviours changed during the COVID-19 pandemic

A new study found that sixty percent of Canadians maintained or improved their lifestyle habits during the pandemic, while forty percent adopted less healthy behaviors. Researchers identified certain groups, including those with body image issues and stress, as more likely to adopt unhealthy habits.

Reduced emissions during the pandemic led to increased climate warming

Reduced emissions during the pandemic led to decreased concentrations of short-lived cooling particles, but not greenhouse gases. This resulted in stronger climate warming due to the 'masking effect' being lifted. The study suggests a complete transition to renewable energy could lead to rapid 'unmasking' of aerosols.

Native tobacco plants reborn as ‘biofactories’ for medicines

Researchers from the University of Queensland have successfully grown native wild tobacco plants as 'biofactories' to produce large quantities of drugs. The method uses modern molecular biology techniques to instruct plant cells to produce desired molecules, resulting in a more cost-effective and sustainable production process.

Apple iPhone 17 Pro

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

New 3D printing technique ready to advance manufacturing

Researchers at Heriot-Watt University have created a new method of 3D printing that uses near-infrared (NIR) light to create complex structures with multiple materials and colors. This breakthrough allows for the integration of different materials and properties, opening up possibilities for industries such as health and electronics.

When countries cut taxes for new ideas, capital investments rise

A study found that countries offering tax breaks for corporate innovation see greater economic growth in capital investment and highly compensated jobs. However, the impact on hiring or overall compensation is limited, with increased average pay for research and development workers instead.

You can make carbon dioxide filters with a 3D printer

Researchers at NC State University have developed a novel method for creating CO2 capture filters using 3D printing. The filters, made from a hydrogel material infused with the enzyme carbonic anhydrase, captured 24% of CO2 in a gas mixture and retained 52% of its performance after over 1,000 hours. This technology has potential applic...

Can we learn to think further ahead?

A team of cognitive scientists created a computational model to understand the factors affecting decision-making and planning depth. They found that better planning is driven by the ability to recognize patterns more accurately and in less time, pointing to the benefits of practice and experience.

Color-changing material shows when medications get too warm

Researchers have developed a color-changing material that can detect when medications get too warm, with tunable melting points to track temperatures from -94 to +99 degrees Fahrenheit. This innovative system has the potential to reduce electronic waste and improve medical cold supply chains.

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.

Unhealthy food dominated grocery store flyers

A study from the University of Gothenburg found that nearly two-thirds of grocery store flyers in Sweden feature unhealthy foods. The analysis of weekly flyers from 122 stores revealed that high-sugar foods and drinks were the most common category, contradicting Nordic Nutrition Recommendations.

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 world's fastest electron microscope

The team uses a continuous-wave laser to create ultrashort electron pulses, allowing for attosecond time resolution. They investigate nanophotonic phenomena and film electromagnetic processes inside waveguide materials, opening up new developments in photonic integrated circuits and metamaterials.

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.

Heart attacks associated with faster cognitive decline over years

A recent study published in JAMA Neurology found that heart attacks are associated with a faster decline in cognitive function over time. The research analyzed data from six large studies and showed that individuals who had a heart attack experienced a decline in global cognition equivalent to about six to 13 years of aging.

New study unveils nanocrystal shines on and off indefinitely

Researchers at Ulsan National Institute of Science and Technology have made a breakthrough in creating ultra-photostable avalanching nanoparticles that can perform unlimited photoswitching. This achievement has significant implications for fields like optical probes, 3D optical memory, and super-resolution microscopy.

Landmark study finds that the shape of the brain influences the way it works

A Monash University study found that the shape of a person's brain, rather than its complex connections, plays a crucial role in how we think, feel, and behave. The research used magnetic resonance imaging to identify eigenmodes, natural patterns of vibration, which are influenced by the brain's structural properties.

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.

Pro-viral human protein critical for embryo development

Researchers discovered that ZC3H11A is essential for regulating metabolic genes in embryos and their absence leads to complete lethality. The study's findings suggest that ZC3 may be a promising therapeutic target for the development of anti-viral agents against medically significant human viruses.

New study: Protecting large ocean areas doesn’t curb fishing catches

A new study published in Science Advances found that protecting large ocean areas does not curb fishing catches, debunking the argument made by the Mexican fishing industry. The Revillagigedo National Park, established in 2017, has had no negative effect on the Mexican industrial fleet's catches.

New study focuses on ways to boost organic sweetpotato yields

Researchers from the University of Arkansas found that organic sweetpotato growers can improve yields by selecting top-performing cultivars and using winter cover crops. The study also showed benefits for conventional production systems, as limited herbicides are available for weed management in sweetpotatoes.

Meta Quest 3 512GB

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

Study shines light on cause of chronic kidney disease

Research identifies Indian Hedgehog protein as a key driver of chronic kidney disease and heart damage, offering new hope for treatments. The findings suggest that blocking the protein's actions could improve kidney function and reduce cardiovascular risk.

What is the relationship between sleep apnea and brain volume?

A new study published in Neurology found an association between sleep apnea and reduced brain volume, particularly in the medial temporal lobe area of the brain. People with amyloid plaques who had more severe sleep apneas were also more likely to have lower brain volumes, suggesting loss of brain cells.

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.

Data dampens drug trade on the dark web

Researchers found that selectively targeting large-scale drug vendors on the dark web leads to a significant decrease in transaction volume and the number of remaining vendors. Small vendors were most deterred, while those selling dangerous drugs were more deterred relative to less dangerous ones.

The breakthrough that could lead to new obesity treatments

A new study reveals the molecular structure of UCP1, allowing scientists to develop therapeutics that activate it to burn excess calories. This breakthrough could combat obesity and related diseases like diabetes by activating brown fat tissue.

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.

Gene engineered cell therapy developed to target brain metastatic melanomas

Scientists from Brigham and Women's Hospital have developed a new immuno-therapeutic approach using twin stem cells that can target brain metastatic melanomas. The therapy, which uses an engineered 'twin stem cell model,' activates the immune system to suppress tumor growth and prolong survival in representative preclinical models.

Overfishing linked to rapid evolution of codfish

A Rutgers-led genetic analysis reveals that Atlantic cod evolved new traits in response to decades of overfishing, with the fish potentially rebounding and providing a sustainable food source. The study shows that small changes in many genes led to the evolutionary adaptation.

How the flu virus hacks our cells

A UNIGE team has identified how the influenza A virus manages to penetrate cells to infect them by hijacking the iron transport mechanism. By blocking this receptor, researchers were able to significantly reduce its ability to invade cells, highlighting a potential strategy for treating influenza virus infections.

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.

Examining loneliness and problem drinking in the Hispanic community

A University of Houston study explores why Hispanic individuals experience higher levels of loneliness and its link to hazardous drinking in the US. The research aims to identify predictors of loneliness and provide insights into developing targeted interventions to improve health outcomes among Hispanic communities.

X-ray analysis identifies mystery ancient marine reptile from Svalbard

A previously unidentified marine reptile fossil from Svalbard has been classified using X-ray analysis, providing unique insights into ancient life in the Norwegian archipelago. The study's findings suggest that fossils from this formation are particularly well-suited for radiographic imaging due to the presence of sulfur minerals.

Ground beneath Thwaites Glacier mapped for first time

Researchers have created a detailed map of the geology beneath Thwaites Glacier in West Antarctica, showing that only about a fifth of the ground is sedimentary rock. This finding could affect how the glacier behaves as it retreats due to climate change, with potential implications for ice flow and loss from other glaciers.

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.

Health information increases whole grain consumption

A study by the University of Bonn found that providing health information increases whole grain consumption, but the effect is modest. Despite receiving daily information for two weeks, participants showed a significant increase in consuming whole grains only four weeks later.

Microbes powered by electricity

Researchers at Leibniz-HKI have confirmed experimentally that bacteria use electrons from hydrogen to produce organic compounds. This breakthrough could make microbial electrosynthesis (MES) a commercially viable technology, producing ethanol and other fuels while storing excess electricity. The study optimized the process for high yie...

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.

Facility dogs in children’s hospitals benefit both patients and staff

Researchers surveyed medical staff at a large Japanese children's hospital about their experiences with full-time hospital facility dogs, finding that they improve terminal care and patient cooperation. The study also reveals that HFDs help staff manage workload and encourage children to express themselves more.

Chemical found in common sweetener damages DNA

A new study by North Carolina State University researchers finds that sucralose-6-acetate, a chemical formed when we digest sucralose, is genotoxic and breaks up DNA. The chemical is also present in trace amounts in the sweetener itself, posing potential health risks.

When the media believe that a firm is really green

A study by Anne Jacqueminet and colleagues identifies three favorable patterns for positive media coverage: congruent signalers, balancing signalers, and firms using a combination of less credible signals. Highly credible third-party signals play a complex role in media perception, delivering a single congruent message.

Gut microbiome changes linked to precancerous colon polyps

Researchers found specific bacterial species significantly associated with the development of tubular adenomas and sessile serrated adenomas. The study suggests a potential opportunity to intervene through diet or probiotics to prevent colorectal cancer.

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.