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Science News Archive December 2022


Page 15 of 31

Long-term immune response to SARS-CoV-2 mRNA vaccination is unaffected by pregnancy

A recent study published in the American Journal of Obstetrics & Gynecology MFM found that pregnant individuals have a similar long-term immune response to SARS-CoV-2 mRNA vaccination as non-pregnant individuals. The study also showed that vaccination during pregnancy provides protection to unborn babies, which is essential for their C...

Morgue data reveal Africa’s high COVID-19 death toll

A new study by Boston University School of Public Health found that nearly 90% of deceased individuals at a Zambian morgue were infected with COVID-19, contradicting previous assertions that the virus spared Africa. The study suggests that the reported death toll in Africa is substantially higher than official records indicate.

Doctors give ineffective weight loss advice to patients with obesity

A study of 159 consultations between doctors and patients with obesity found that weight loss advice was rarely effective and mostly consisted of generic tips like eating less and being more active. Doctors often offered unsupported guidance and stigmatizing stereotypes, hindering patient progress.

Bifunctional flexible electrochromic supercapacitors were successfully fabricated

Researchers have successfully fabricated bifunctional flexible electrochromic supercapacitors using silver nanowire flexible transparent electrodes. The devices can exhibit color changes to display energy status, offering potential for smart windows and wearable electronics. With excellent stability and high areal capacitance, these fl...

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.

Outcomes of COVID-19 testing in a dental clinical care academic setting

A study of 390 participants found that involvement in patient-facing dental activities did not increase the risk of COVID-19 infection when controlled measures were in place. The study suggests that intensive control measures can mitigate the risk of SARS-CoV-2 transmission in dental clinical settings.

Watching water droplets merge on the International Space Station

Researchers from Cornell University and Clemson University conducted droplet experiments on the ISS to investigate larger droplets due to lower gravity, expanding the parameter space of the Davis-Hocking model. The results confirmed and expanded the model, providing insights into droplet dynamics.

Researchers uncover factors linked to optimal aging

A study followed over 7,000 Canadians for three years to find that being female, physically active, and not obese were key to maintaining excellent health. Factors such as high income and social support also played a crucial role in optimal aging.

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.

Planning for retirement? Good luck finding advice

Researchers found that approximately 10% of Americans live in areas with limited access to financial planners, leading to worse financial planning and future financial health. Education and expanded resources can improve financial planning and better retirement preparedness.

Not everyone aware sustainable diets are about helping the planet

A new study by Bournemouth University found that young adults in the UK are willing to change their diet for environmental reasons, but many are unclear about what changes to make. The research highlights the need for greater awareness and knowledge about sustainable diets and their impact on the environment.

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.

AI model proactively predicts if a COVID-19 test might be positive or not

Researchers developed an accurate predictive model to distinguish between COVID-19 positive and negative test outcomes. The study found that symptom features, such as fever and difficulty breathing, play a significant role in predicting test results, with molecular tests yielding lower positive rates due to their dependence on viral load.

Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

Molecular hydrogen as a new strategy for the treatment of chronic pain

Researchers found that molecular hydrogen improved neuropathic pain symptoms and related emotional disorders in mice models. The treatment, which targets analgesic, anti-inflammatory, anxiolytic, and antidepressant effects, may offer a more effective and global treatment with fewer side effects.

Examining moral courage in the operating room

AORN Journal researcher Danielle Quintana defines surgical conscience as the moral obligation to perform duties regardless of cost or consequence. Her conceptual model illustrates the importance of consistent, accurate, and safe practice in the perioperative environment.

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.

Theories guide rational design of electrocatalysts

Researchers have developed new electrocatalysts using theoretical guidance, accelerating the process and improving performance. Key findings include structural-activity laws and descriptors for catalyst activity.

Most dual smokers and vapers likely to carry on smoking

Research suggests that most dual smokers and vapers will continue smoking or vaping over time. The study found that vaping didn't contribute to substantial smoking cessation at the population level, emphasizing the need to help dual users ditch both products.

Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

Alcohol causes 1 in 20 deaths in Massachusetts

A new report from Boston University School of Public Health finds that alcohol causes 1 in 20 deaths in Massachusetts, with a toll of 2,760 fatalities per year. The state's lax alcohol policies and low taxes contribute to the problem.

Apple iPhone 17 Pro

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

Researchers find the snake clitoris

A team of researchers from the University of Adelaide has discovered the female snake clitoris, composed of nerves and red blood cells that may swell during mating. This finding counters the assumption that snakes' mating involves coercion rather than seduction.

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.

A new spin on bouncing sound waves

Researchers at KAUST have developed acoustic tweezers that use spinning sound waves to manipulate ultrasmall objects with precision. This technology has the potential to enable precise control of submillimeter objects in opaque media, such as soft biological tissues.

University of Cincinnati study: Dietary education leads to healthier lives

A University of Cincinnati clinical research study found that participants who received on-site individualized nutrition education and shopping practice had a greater increase in adherence to a heart-healthy diet than the control group. The study, called SuperWIN, was conducted in partnership with Kroger Health.

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.

Vitamin D deficiency increases risk of losing muscle strength by 78%

Researchers found that vitamin D deficiency increases the risk of dynapenia, an age-associated loss of muscle strength, by 70-78%. Vitamin D supplementation was shown to reduce this risk. The study analyzed data from over 3,000 individuals aged 50 and over, highlighting the importance of vitamin D for maintaining muscle strength.

Rural hospital closures affect operations of surrounding hospitals

A study by Penn State College of Medicine researchers found that rural hospital closures lead to increased strain on nearby hospitals, resulting in higher emergency department visits and admissions. The study analyzed data from over 180 closed rural hospitals and found a significant increase in healthcare burden at bystander hospitals.

Fluke 87V Industrial Digital Multimeter

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

Exploring a potential new treatment for endometriosis

Researchers at Baylor College of Medicine have identified a potential new treatment for endometriosis, oleuropein, which selectively inhibits ER-beta activity. This natural compound effectively suppresses the growth of endometriosis lesions in mouse models and improves fertility in mice with endometriosis.

Better staffed hospitals before pandemic had better outcomes during it

A new study published in Nursing Outlook suggests that safe nurse staffing requirements are crucial for better patient outcomes. The research found that hospitals with sufficient permanent registered nurse positions fared significantly better during the pandemic, reporting less burnout and improving patient care.

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.

Fish larvae find their way using external cues, new study finds

Researchers from University of Miami Rosenstiel School found that fish larvae use external directional cues for orientation, contrary to previous assumption that they rely on internal cues. This discovery offers insights into understanding marine fish dispersal, protected areas and population connectivity.

Juggling act: New insights into parenting during the pandemic

A new study by Yale sociologist Emma Zang found that telecommuting parents, particularly mothers, increased their supervisory parenting time during the pandemic, but showed no significant increase in primary childcare duties. The study also revealed that remote work allows parents to triage childcare demands during disruptions.

Found 'clue' that can fundamentally treat autism spectrum disorder!

Researchers at DGIST have identified a cell-specific molecular network associated with autism spectrum disorder, which may lead to new treatments. The study used multi-omics integrated analysis technology to reveal problems in networks like metabolism and synapses in excitable neurons.

The mystery of the 'little skate', a fish that walks on two legs, is solved!

Researchers have solved the mystery of the 'little skate', a fish that walks on two legs using its fins. A high-quality genome analysis revealed genes expressed in common and differentially between little skates and tetrapod motor neurons, suggesting a molecular mechanism for the evolution of simple and sophisticated walking patterns.

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.

ETRI developed 『Smart Safe Livestock Barn Platform』 technology

Researchers developed TRIPLET, a smart livestock barn platform that analyzes pig behavior, detects diseases, and optimizes energy usage. The platform, which combines digital twin technology and AI, aims to increase productivity by at least 10% and reduce disease prevalence.

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.

Shift workers have a higher risk of severe COVID-19

Shift workers are at increased risk of severe COVID-19 compared to day workers due to sleep deprivation's negative impact on the immune system. Those who worked face-to-face with others had a higher risk of infection, but not more severe outcomes.

Gene therapy for heart attacks in mice just got more precise

Scientists at Duke University have made a breakthrough in controlling gene expression in response to injury, using a segment of fish DNA called TREE. The method successfully targeted gene activity to specific regions and time windows, showing promise for regenerating damaged tissues in mammals.

Depression may look different in Black women

A new study found that Black women with depression more often report somatic and self-critical symptoms than traditional depression symptoms. The study suggests that health care providers may miss these symptoms, resulting in underdiagnosis and undertreatment.