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Science News Archive July 2022


Page 11 of 34

Potential target for Type 1 diabetes treatment

Researchers at Monash University have discovered a new pathway to regenerate insulin in pancreatic stem cells, which could lead to new therapies for Type 1 and Type 2 diabetes. The study uses a drug approved by the US FDA to reactivate dormant insulin-producing cells, paving the way for potential treatments.

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.

'Sensing system' spots struggling ecosystems

A new resilience sensing system can identify areas in danger of collapse and measure the success of conservation efforts. Global average resilience has declined over the last 20 years, with regions such as the Amazon rainforest showing signs of loss of resilience.

Gender pay gap linked to unpaid chores in childhood

A new study found that girls who spend more time on household chores in childhood are more likely to have limited future employment opportunities. The research suggests that unequal shares of household care work contribute to the gender pay gap, constraining girls' access to better-paid and higher-quality jobs.

Apple iPhone 17 Pro

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

Healthy sleep habits before kindergarten help children adjust to school

A new study published in Pediatrics found that consistently getting at least 10 hours of sleep at night, particularly before the kindergarten year begins, is crucial for a smooth transition to first-time schooling. This consistent sleep pattern is also associated with better emotional development, learning engagement, and academic perf...

Making a spectacle of stigma in RuPaul’s Drag Race

The article in Journal of Management Studies explores how organizations can use spectacularization to bring stigmatized individuals into the spotlight, creating a new reality. The authors examine Nike's marketing campaign on Colin Kaepernick, highlighting the tension between stigma reduction and social awareness.

How vaccine-related fears affect the flu shot experience

A novel study found that vaccine-related fears significantly impact flu shot outcomes, reducing vaccination rates and increasing symptoms of dizziness. Researchers recommend interventions to address fear and potential dizziness, such as applied muscle tension techniques.

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.

New chromosomal section effective against diseases in oats discovered

Researchers have identified a novel chromosomal section that confers resistance to both crown rust and powdery mildew diseases in oats. This breakthrough finding has the potential to improve oat yields and reduce disease susceptibility, benefiting human consumption and livestock production.

Lonely old deers: Ageing red deer become less social as they grow older

A new study by researchers at the University of Oxford found that ageing female wild red deer on the Isle of Rum in Scotland tend to adopt a life of solitude as they grow older. They interact with fewer other individuals within their home ranges and shift to less populated areas of their habitat.

HKU physicists found signatures of highly entangled quantum matter

A research team from HKU discovered clear evidence of a highly entangled quantum matter, known as a quantum spin liquid (QSL), through large-scale simulations on supercomputers. The findings suggest the existence of QSLs in nature and provide new insights into topological order and quantum entanglement.

New physics law could predict genetic mutations

A new study from the University of Portsmouth discovers that information entropy decreases over time, unlike the second law of thermodynamics. This finding has massive implications for future developments in genome research, evolutionary biology, and computing.

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.

Investigational test may detect Alzheimer’s disease at early stages

Researchers have developed a new test that can detect even slightly elevated levels of tau protein in cerebrospinal fluid, potentially identifying Alzheimer’s disease at its earliest stages. The method uses optical sensors and 'lab-on-fiber' technology to achieve high sensitivity.

COVID shield: spray coating to shield surfaces from viruses, bacteria

Researchers developed a first-of-its-kind sprayable coating that repels viruses and bacteria through an air-filled barrier and kills pathogens with microscopic materials. The coating provides a permanent surface layer proven to protect surfaces from contamination by viruses, offering a safer alternative to existing disinfectants.

North ‘plaza’ in Cahokia was likely inundated year-round, study finds

A new study suggests that the north plaza in Cahokia, a major pre-Columbian city, was almost always underwater, blurring the lines between dry plazas and wetlands. The research, published in World Archaeology, reveals that water played a central role in the city's culture, trade, and cosmological beliefs.

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.

Women with endometriosis may have higher risk of stroke

A large prospective study found that women with endometriosis have a higher risk of ischemic and hemorrhagic strokes compared to those without the condition. The study analyzed data from over 112,000 women and found an association between endometriosis and stroke risk, suggesting that clinicians should consider the whole woman's health...

How different cancer cells respond to drug-delivering nanoparticles

A new study from MIT and Broad Institute researchers analyzed interactions between nanoparticles and nearly 500 types of cancer cells, revealing thousands of biological traits that influence cell response. The findings could help tailor drug-delivery particles to specific types of cancer.

What Harry Potter can (and can’t) teach us about economics

A new study finds that Harry Potter's economic model is distorted from professional models, influencing readers' views on economics. The paper highlights key aspects of the 'Potterian economy,' including its critique of market-based systems and government corruption.

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.

Maintenance of immunity to COVID-19 after infection or vaccination

A new study found that COVID-19 serologically-positive donors had strong antigen-specific memory B cell-associated responses after recovery from natural infection. Post-vaccination, donors showed robust antibody responses against spike protein, which waned over time. The study suggests how long immunity to COVID-19 may last.

New Hampshire and Northeast U.S. region’s high childhood cancer rates re-examined

A new study from Dartmouth Cancer Center re-examines claims of high pediatric cancer rates in New Hampshire, revealing the Northeast region has a statistically significantly higher incidence of cancer compared to all other U.S. regions. Within the Northeastern states, no single state is an outlier, with significant variations in incide...

Protective T cells remain 20 months after COVID-19

Researchers found that highly specialized T cells, designed to eliminate infected cells, remained active in the blood of all previously SARS-CoV-2-infected patients for at least 20 months. These T cells did not disappear or wane even at long follow-up, suggesting a vital aspect of protective immunity that persists years after COVID-19.

Researchers chart advances in ancient DNA technology

Ancient DNA research has made significant strides in the past decade, enabling scientists to reconstruct genomes of extinct species like Neanderthals and Denisovans. The latest advancements have improved efficiency and accuracy, allowing for the recovery of usable data from degraded samples. These findings shed light on human migration...

Marshall University researchers assess prescription drug names

A new study by Marshall University researchers reveals that prescription drug brand names in the US are increasingly using uncommon letters. The study found that letters A, V, X, and Z are more frequently used than expected, while letters E, H, T, and S are underrepresented.

Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Model (virus) behavior

A team of researchers at the University of Pittsburgh used computational modeling to investigate the immune response to avian flu. They found that the levels of interferon may be responsible for its more severe presentation and could hold the key to treating it.

How the zebrafish repairs a broken heart

Researchers at Max Delbrück Center for Molecular Medicine found that zebrafish can regenerate heart tissue after injury due to activated fibroblasts. The fibroblasts, which temporarily enter an activated state, read a series of genes responsible for forming proteins, enabling the regeneration process.

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.

Buckyballs on gold are less exotic than graphene

Researchers found that buckyballs on gold do not exhibit unique Dirac cone behavior as previously thought, contrary to previous study suggestions. Instead, the electrons behave in a parabolic relationship between momentum and energy.

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.

The birds and the bees — and the temperature gauge

Researchers examine the relationship between thermal biology and sexual selection, finding that animals often tolerate perilous temperatures during mating to increase reproductive success. The study highlights the importance of considering scale in understanding the impact of global warming on reproductive processes.

First electric nanomotor made from DNA material

Researchers created a synthetic rotary motor using DNA origami, allowing for targeted movement and mechanical work. The nanomotors can be controlled to rotate in one direction and achieve unprecedented mechanical capabilities.

The best semiconductor of them all?

Cubic boron arsenide overcomes silicon's limitations, providing high electron and hole mobility and excellent thermal conductivity. The material has been shown to have a significant potential in various applications where its unique properties would make a difference.

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.

Fast, efficient COVID-19 biosensor under development

Researchers from Indiana University are developing a new biosensor that can analyze samples from 96 individuals in under three hours, with a sensitivity rate of 100% and specificity rate of 90%. The sensor detects not only the virus's spike protein but also the proteins created by the body to protect against the virus.

Why Jupiter doesn’t have rings like Saturn

New research by UC Riverside astrophysicist Stephen Kane suggests that Jupiter's four main moons would quickly destroy any large ring formations. This prevents Jupiter from having substantial rings, unlike Saturn. The study provides evidence of catastrophic events in the past through the analysis of ring compositions and shapes.

Silk offers an alternative to some microplastics

Researchers at MIT develop a biodegradable system based on silk to replace microplastics added to agricultural products, paints, and cosmetics. The new material is made from widely available and less expensive silk protein, which can be dissolved using a scalable water-based process.

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.

Competition, not climate, limits bird species’ ranges in tropical mountains

A new study of 31 mountain regions across the globe found that species interactions, not climate, limit bird species' ranges in tropical mountains. The study used 4.4 million fine-scale locality records from eBird and suggests that physiological adaptations to climatic niches result in high numbers of species in tropical mountains.

Natural food more mouth-watering to children than processed fare

A study found that children as young as five years old prefer apples grown on farms to those made in labs, while also gravitating towards naturally labeled orange juice. Both age groups preferred natural options over unnatural ones, suggesting an early formation of this food bias.

OU professor working to discover new treatments for tuberculosis

Researcher Helen Zgurskaya is working on discovering new therapeutic treatments for tuberculosis, a leading cause of infectious disease worldwide. Her team has found that certain inhibitors can abolish the transport activity of MmpL3 and its analogs by inhibition of proton translocation.

Fluke 87V Industrial Digital Multimeter

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

Anti-amyloid drugs and Alzheimer’s disease

A recent PLOS Biology study examines the limitations of current anti-amyloid therapies for Alzheimer's disease, suggesting abnormal microglial function and tau tangles as key mechanisms. The authors review clinical trial results and propose new strategies for treating the disease, bringing hope for a cure.

An anti-bacterial liaison

Researchers from the Max Planck Institute of Immunobiology and Epigenetics have identified a novel anti-bacterial pathway involving the inter-organellar crosstalk between phago-lysosomes and mitochondria. This pathway, mediated by TFEB, inhibits Salmonella growth in macrophages.

Celestron NexStar 8SE Computerized Telescope

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

At last: Concise synthesis of potent neurotoxin, tetrodotoxin

Scientists have discovered a novel 22-step process to produce biologically active tetrodotoxin and its derivatives from commercially available starting materials. This concise synthesis will help better understand TTX biosynthesis and chemical ecology, potentially informing the development of next-generation clinical analgesics.

Biology’s hardest working pigments and ‘MOFs’ might just save the climate

The development of porphyrin-based framework material catalysts could lead to more efficient and cleaner energy conversion processes, addressing the challenge of electrifying hard-to-decarbonize sectors. Porphyrins have been used in biomimetic chemistry and solar energy utilization but face stability and recycling issues.

How ‘shark week’ could inspire love for ocean predators

A new study from North Carolina State University found that positive YouTube videos of sharks can increase human tolerance and support for shark conservation. The study showed a significant increase in attitudes, acceptance, and intentions to help sharks after watching positive videos compared to negative ones.