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Science News Archive 2022


Page 146 of 448

SMNDC1 loss induces alpha cells to produce insulin

Researchers at CeMM have discovered that targeting SMNDC1 in alpha cells can induce insulin production, a potential new approach for treating diabetes. The study identified a key molecular mechanism regulating insulin hormone production and its essential role in the treatment of diabetes.

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.

Genetic spectrum of uncombable hair syndrome

Researchers analyzed individuals with uncombable hair syndrome, a rare condition characterized by dry, frizzy, and wiry hair that cannot be combed flat. The study identified key genetic factors contributing to this anomaly, providing new insights into its causes and potential treatments.

Food advertisements on Twitch can lead to cravings, purchases

Researchers found that Twitch viewers are more likely to remember, crave, and purchase brands advertised on the platform. The study suggests that up to 15% of participants experienced cravings for advertised products, with 8% reporting purchases. This highlights concerns over the impact of food marketing on young adults' health.

MIT’s MOXIE experiment reliably produces oxygen on Mars

The MIT-led MOXIE experiment has successfully produced oxygen from Mars' thin atmosphere, producing six grams of oxygen per hour across various conditions. This achievement demonstrates the feasibility of in-situ resource utilization, which could support human missions on Mars by generating breathable oxygen and fuel for rockets.

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.

Harnessing the power of saffron color for food and future therapeutics

Researchers at King Abdullah University of Science & Technology have developed a method to produce crocins, a key ingredient in saffron, using a common garden plant. This breakthrough could lead to sustainable and efficient production of these compounds for pharmaceuticals, food coloring, and flavor additives.

Is your blood type linked to your risk of stroke before age 60?

A meta-analysis of genetic studies found a stronger link between blood types A and O and early stroke, suggesting that people with these gene variants may be more likely to develop blood clots leading to stroke. Those with blood type A had an increased risk and those with blood type O had a decreased risk compared to other blood types.

Apple iPhone 17 Pro

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

Discovery and naming of Africa’s oldest known dinosaur

A team of paleontologists led by Virginia Tech has discovered a new, early dinosaur in Zimbabwe, which is the oldest dinosaur skeleton found in Africa. The newly named Mbiresaurus raathi was estimated to be around 6 feet long and weighed between 20-65 pounds.

Forgotten orphans left behind in COVID-19 pandemic, study reveals

A global study reveals that COVID-19 has led to a significant increase in orphaned children worldwide. The analysis, conducted by researchers at Australian National University, found that fertility rates, poverty, vaccine coverage, and disease prevalence contribute to the risk of children losing one or both parents during the pandemic.

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.

Stressed mitochondria help cells survive respiratory infections

A new study reveals that exploiting mitohormesis, a biological phenomenon where mild cellular stress boosts health and viability, can induce tolerance to influenza infection. Researchers identified a novel molecule, 9-tert-butyldoxycycline, which triggers beneficial mitochondrial responses that reduce tissue damage and inflammation.

How the brain generates rhythmic behavior

Researchers discovered an inhibitory neuronal network in the brainstem that generates a synchronous rhythm, retracting mouse whiskers from their protracted positions. The oscillator consists of parvalbumin-expressing vIRt neurons firing bursts only during whisker retraction.

The power to change is a key driver for sustainable pension saving

A study from the University of Gothenburg finds that individuals who invest in sustainable pension funds are motivated by altruistic values such as equality and environmental protection. They prioritize authority and have a lower value for money and ownership compared to those investing in traditional funds.

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.

How the gut may help to drive COVID-19

New research from Flinders University found a molecular link between COVID-19 and serotonin cells in the gut. The study suggests that these cells synthesise and release serotonin, which is highly enriched for SARS-CoV-2 receptors, potentially worsening disease outcomes.

With 'batwing' mastopexy, more women can undergo nipple-sparing mastectomy

A new study shows that the 'batwing' mastopexy technique can be safely performed simultaneously with immediate breast reconstruction, providing comparable complication rates and improved aesthetic outcomes. Women with larger breasts or ptosis can now consider nipple-sparing mastectomy without increased risk of complications.

Fluke 87V Industrial Digital Multimeter

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

Sex differences and AFib: New study flips conventional wisdom

A new study from the Smidt Heart Institute shows that when height is accounted for, women are 50% more likely to develop atrial fibrillation (AFib) than men. The study's findings suggest that medical practitioners must remain vigilant in promoting AFib prevention and early interventions among both female and male patients.

Push, pull or swirl: the many movements of cilia

Researchers developed a mathematical model of cilia beating due to mechanical instability caused by the cilium motor protein dynein. This knowledge will aid in understanding and treating cilia-related diseases.

US $8.5 million to drive global aging science

The American Federation for Aging Research and Hevolution Foundation announce a pilot, global research grant program supporting junior investigators in aging biology and geroscience research. The program provides up to $375,000 each for three-year awards to conduct innovative approaches in aging research.

Genetic testing before pregnancy detects up to half of the risk

A study found that genetic testing before pregnancy can detect the risk of severe developmental disorders in 44% of cases if parents are related. However, non-hereditary mutations play a larger role in children of non-consanguineous couples, and many genes remain undetected.

Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

Oyster reef habitats disappear as Florida becomes more tropical

University of South Florida researchers found that mangroves have overtaken 83% of oyster reefs in Tampa Bay, leading to a decline in ecosystem function and habitat for threatened species. Climate-driven changes are altering subtropical ecosystems, threatening the very foundations of coastal biodiversity.

ACC, AHA issue updated chest pain data standards

The 2022 ACC/AHA guideline updates chest pain definitions and establishes standardized data elements for consistent reporting. The new definitions focus on serious cardiovascular causes of chest pain and acute myocardial infarction, aiming to ensure accurate reporting across clinical trials and registries.

Celestron NexStar 8SE Computerized Telescope

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

New therapeutic prospect for preeclampsia

Scientists propose a new therapy for preeclampsia by correcting placental defects with BH4 treatment. The treatment restores placental and fetal weight, lowers blood pressure, and resolves symptoms of excess protein in urine and cardiovascular abnormalities.

Greening hydrocarbon separation and crude oil refining

New polymer-based membranes developed at KAUST enable greener separation of simple to complex hydrocarbon mixtures, reducing energy consumption and CO2 emissions in crude oil refineries. The membranes' stability and selectivity can be tuned by thermal crosslinking, allowing for higher purity components and removal of byproducts.

Land plants changed Earth’s composition, say scientists

Land plants evolved about 430 million years ago, transforming river systems and creating thicker soils. The plants' roots helped produce colossal amounts of mud, stabilizing river channels and slowing down sediment transfer to the oceans.

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.

ALMA discovers birth cry from a baby star in the Small Magellanic Cloud

Researchers detected a bipolar gas stream flowing out of a young stellar object in the Small Magellanic Cloud, revealing a rotational motion suppressed by molecular outflow during gravitational contraction. This finding suggests that star formation has been common throughout the past 10 billion years.

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.

Sharing on social media makes us overconfident in our knowledge

A study from researchers at the University of Texas at Austin found that social media sharers believe they are knowledgeable about the content they share, even if they have not read it. This rise in confidence is due to the public commitment to an expert identity through sharing.

Nanodisks should not be taken lightly

A novel light-manipulating technology using nanodisk periodic structures has been developed by an international team, including Kyoto University. By controlling bound states in the continuum, researchers can systematically control light distribution states and manipulate near-infrared light within a nanodisk.

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.

Returning to football after COVID-19 infection

A study by LSU found that elite student-athletes could safely return to practice and play football after COVID-19 isolation, with their immune system returning to baseline levels. This contrasts with older adults with comorbidities, who are at higher risk for serious side effects.

Meta Quest 3 512GB

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

Better blood sugar control in teens may limit diabetes-related brain damage

A study published in Nature Communications suggests that better glucose control can improve brain structure and function in youth with Type 1 diabetes. The findings indicate that participants using a hybrid closed-loop insulin delivery system showed significant improvement in key brain metrics compared to those receiving standard care.

UBC team developing oral insulin tablet sees breakthrough results

Researchers at the University of British Columbia have made a breakthrough in developing an oral insulin tablet that is absorbed by the body in the same way as injected insulin. The tablet is designed to dissolve when placed between the gum and cheek, releasing all the insulin into the liver without wasting or decomposing it.

Wildlife hunting motivations vary across Africa and Europe

Research reveals that wildlife hunting motivations differ across Africa and Europe, shifting from economic to socio-cultural and recreational factors as socio-economic conditions increase. Hunting intensity is surprisingly constant, while densely populated areas experience increased conflict-related killings.

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.

Brain’s support cells may hold key to new Huntington’s treatments

A new study identifies how the suppression of a specific transcription gene triggers changes that impair oligodendrocyte function in Huntington's disease. The researchers believe replacing or fixing defective glia cells may prove a far easier proposition than replenishing neurons lost in the disease.

SUTD researchers develop new strategies to teach computers to learn like humans do

Researchers from Singapore University of Technology and Design (SUTD) have developed a new Brain-Inspired Replay model that enables continual learning in edge computing systems without storing data. This approach achieves state-of-the-art accuracy and high energy efficiency, overcoming the stability-plasticity issue in traditional models.

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.