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Science News Archive April 2022 - Page 37


Page 37 of 37

Omicron ‘less severe’ than Delta for children ages 4 and younger, study suggests

A new study suggests that children under 5 infected with Omicron have a lower risk of severe health outcomes compared to those infected with the Delta variant. The study found that Omicron is 6-8 times more infectious than Delta, but resulted in fewer hospitalizations and mechanical ventilation cases.

SourceCase Western Reserve University·JournalJAMA Pediatrics·TypeMeta-analysis·DateApr 1, 2022

Learning from the single cell: A new technique to unravel gene regulation

Researchers developed a new method, EpiDamID, to analyze single cells and determine the location of modified proteins around which DNA is wrapped. This technique helps understand how PTMs affect gene expression and has implications for early development and disease research.

SourceHubrecht Institute·JournalMolecular Cell·TypeExperimental study·DateApr 1, 2022

‘Flash droughts’ coming on faster, global study shows

Researchers found that flash droughts are happening more quickly, with the fastest ones occurring within five days, affecting areas like South Asia, Southeast Asia, and central North America. The study highlights the importance of understanding and preparing for these events.

SourceUniversity of Texas at Austin·DateApr 1, 2022
Apple iPhone 17 Pro

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

Warmer autumns could spell bad news for butterflies, suggests study

Researchers found that warmer and longer autumn conditions made it less likely for green-veined white butterflies to survive winter. The butterflies used more energy under these conditions, which can lead to lasting negative consequences, including reduced fitness.

SourceBritish Ecological Society·JournalFunctional Ecology·TypeExperimental study·DateApr 1, 2022

Dementia diagnosis at end of life among older adults

A study of 3.5 million Medicare decedents found the percentage of dementia diagnoses at end-of-life increased from 35% in 2004 to 47% in 2017. This rise may be attributed to heightened awareness and changes in billing practices.

SourceJAMA Network·JournalJAMA Health Forum·DateApr 1, 2022

Multi-functional electrostatic droplet tweezer remotely guides droplet motion

A research team from City University of Hong Kong developed a multi-functional electrostatic droplet tweezer that can precisely trap and remotely guide liquid droplets on flat and tilted surfaces, as well as in oil mediums. The technology offers precise and programmable droplet manipulation with high velocity and agile direction steering.

SourceCity University of Hong Kong·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateApr 1, 2022
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.

3D facial analysis shows biologic basis for gender-affirming surgery

Researchers analyzed 3D facial size and shape to quantify sex differences, providing data-driven anatomic guidance for gender-affirming facial surgery. The study shows significant differences in male and female craniofacial features, particularly in brow, jaw, nose, and cheek regions.

SourceUniversity of California San Francisco Medical Center·JournalFacial Plastic Surgery & Aesthetic Medicine·TypeData/statistical analysis·DateApr 1, 2022

The crucial role of functional motifs (microstructural units that govern material functions) in material research

Researchers propose a new research paradigm for material studies based on the concept of functional motifs, which are critical microstructure units governing material functions. This approach enables the rational design of new materials with desired properties by understanding the quantitative relationships between structure and property.

SourceScience China Press·JournalNational Science Review·DateApr 1, 2022

Omega-3s could boost immunotherapy’s cancer-fighting power

A new study found that omega-3 fatty acid supplementation can broadly improve immunotherapy and other anti-cancer drugs in the clinical setting. In mice, diets enriched with omega-3s blocked tumor growth when combined with immunotherapy or anti-inflammatory treatment, indicating possible synergistic anti-tumor activity.

SourceExperimental Biology·DateApr 1, 2022

Study sheds light on why immunodeficiency affects only one identical twin

A new study found that common variable immunodeficiency (CVID) affects only one identical twin due to alterations in immune cell-cell communication and epigenome. Researchers identified defects in B cells and other immune cell types, as well as massive epigenetic problems with DNA methylation.

SourceWellcome Trust Sanger Institute·JournalNature Communications·TypeExperimental study·DateApr 1, 2022
Meta Quest 3 512GB

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

Can weekly prednisone treat obesity?

A new study from Northwestern University found that once-weekly prednisone treatment improved exercise endurance, increased lean body mass, and reduced weight in obese mice. The treatment also promoted nutrient uptake into muscles and increased adiponectin levels, a hormone that helps protect against diabetes and insulin resistance.

SourceNorthwestern University·JournalJournal of Experimental Medicine·TypeExperimental study·DateApr 1, 2022

Combination of biomarkers can identify common cognitive disease

A combination of two biomarkers has been found to identify patients with subcortical small-vessel disease, a common cognitive diagnosis. This discovery improves the potential for treatment and medication development for this patient group.

SourceUniversity of Gothenburg·JournalAlzheimer s & Dementia Diagnosis Assessment & Disease Monitoring·TypeObservational study·DateApr 1, 2022
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.

ACC, AHA, HFSA issue heart failure guideline

The new ACC/AHA/HFSA guideline redefines heart failure stages to focus on prevention, updating treatment options for people with symptomatic heart failure. It recommends blood pressure control, SGLT-2 inhibitor medicines, and healthy lifestyle habits to prevent HF risk factors from developing.

SourceAmerican College of Cardiology·JournalJournal of the American College of Cardiology·TypeLiterature review·DateApr 1, 2022

Linking deep CO2 outgassing to cratonic destruction

The Eastern North China Craton's destruction led to CO2 outgassing from the deep mantle. High Ca/Al and low Ti/Eu Mg isotopic compositions indicate recycled surface carbonates stored in the lithospheric mantle.

SourceScience China Press·JournalNational Science Review·DateApr 1, 2022
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.

Yo-yo dieting and food insecurity may raise heart disease risk

A new study suggests that dramatic swings in food intake can have long-term impacts on cardiovascular health and metabolism. Researchers found that rats who experienced cycles of weight loss and gain had reduced heart and kidney function, as well as increased insulin resistance.

SourceExperimental Biology·DateApr 1, 2022

Polarized speech: A function of self-persuasion

A new study reveals that competitive debates lead to increased polarization as individuals persuade themselves of their side's superiority, even if it conflicts with personal beliefs. The results suggest that self-persuasion is a significant contributor to the growing divide in society.

SourceCarnegie Mellon University·JournalAmerican Economic Review·DateApr 1, 2022

People with a positive attitude toward the past easier to handle crises

People with positive past attitudes and long-term planning skills are less depressed, sleep better, and handle isolation more easily. Those who focus on short-term plans and have negative past attitudes show signs of depression, poor sleep quality, and mental disorders.

SourceUral Federal University·JournalBiological Rhythm Research·DateApr 1, 2022
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.

NASA simulator helps to shed light on mysteries of Solar System

Researchers used NASA's Planetary Spectrum Generator to analyze light from Venus, Mars, and Jupiter, shedding new light on the presence of biosignatures and chemical compounds. The study helps clarify the association between methane on Mars and life, as well as the fate of Martian water.

SourceFaculty of Sciences of the University of Lisbon·JournalAtmosphere·DateApr 1, 2022

Estimates of the carbon cycle - vital to predicting climate change - are incorrect, Virginia Tech researchers show

Researchers at Virginia Tech have found that key parts of the global carbon cycle used to track movement of carbon dioxide in the environment are not correct. The estimate of how much carbon dioxide plants pull from the atmosphere is critical to accurately monitor and predict the amount of climate-changing gases in the atmosphere.

SourceVirginia Tech·JournalNature Communications·DateApr 1, 2022

Drenching rains to pose greater threat to fire-damaged areas in West

A new study finds that climate change will increase the risk of debris flows, flash floods, and extreme rainfall events following wildfires in the western US. By the end of the century, more than 90% of extreme fire events will be followed by at least three extreme rainfalls within five years.

SourceNational Center for Atmospheric Research/University Corporation for Atmospheric Research·JournalScience Advances·TypeComputational simulation/modeling·DateApr 1, 2022

Medicaid health plan community health workers have positive impact on care

A randomized controlled trial found that community health workers (CHWs) employed by Medicaid plans can help low-income individuals rely less on emergency rooms and more on outpatient care. The study showed significant reductions in acute care visits and costs, while outpatient visits increased among participants who connected with a CHW.

SourceMichigan Medicine - University of Michigan·JournalAmerican Journal of Public Health·TypeRandomized controlled/clinical trial·DateApr 1, 2022
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.

Repeating the success of platforms such as Netflix in the offline world

Offline subscription platforms must consider the local market condition to succeed, with variety-seeking customers, differentiated vendor offers, and alleviated price competition being key factors. Platforms also have a dual relationship with vendors, collaborating on services while competing on prices.

SourceBocconi University·JournalManagement Science·DateApr 1, 2022

The future of 5G+ infrastructure could be built tile by tile

Researchers from Georgia Tech have developed a novel tile-based approach to construct on-demand, massively scalable arrays of 5G+ enabled smart skins. The study demonstrates the ability to enhance 5G+ technologies while featuring flexible and conformal capabilities.

SourceGeorgia Institute of Technology·JournalScientific Reports·TypeExperimental study·DateApr 1, 2022

Improving the targeted treatment of movement disorders

Dystonia is characterized by involuntary movements and postures, limiting daily activities. A new study maps specific brain networks for treatment success in patients with cervical and generalized dystonia. The findings reveal distinct stimulation sites depending on the type of dystonia, offering a more targeted approach to improving t...

SourceCharité - Universitätsmedizin Berlin·JournalProceedings of the National Academy of Sciences·DateApr 1, 2022

Drug use severity in adolescence affects substance use disorder risk in adulthood

A new study by NIH-funded researchers shows that adolescents with severe substance use disorder symptoms are more likely to develop prescription drug misuse and overdose risks in adulthood. Screening for substance use disorder in teens may help predict adult problems and prevent overdoses.

SourceNIH/National Institute on Drug Abuse·JournalJAMA Network Open·TypeSurvey·DateApr 1, 2022
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.

Researchers roll out data on COVID vaccine distribution and waste

Researchers from North Carolina State University have released a dataset providing detailed information on COVID-19 vaccine shipments and wastage across the US. The data aims to inform modeling and decision-making to optimize vaccine supply chains.

SourceNorth Carolina State University·JournalTransportation Science·TypeData/statistical analysis·DateApr 1, 2022

Half of older adults now die with a dementia diagnosis, up sharply

A new study reveals that nearly half of all older adults now die with a dementia diagnosis listed on their medical record, a 36% increase from two decades ago. This rise may be attributed to better public awareness, more detailed medical records, and Medicare billing practices, rather than an actual increase in the condition.

SourceMichigan Medicine - University of Michigan·JournalJAMA Health Forum·TypeData/statistical analysis·DateApr 1, 2022

New research finds higher unemployment insurance benefits lower the likelihood of self-employment

New research published in Strategic Entrepreneurship Journal suggests that higher unemployment insurance benefits discourage entrepreneurship by disincentivizing business creation and discouraging people from transitioning out of unemployment. Removing profit deduction requirements could encourage more unemployed entrepreneurs to start...

SourceStrategic Management Society·JournalStrategic Entrepreneurship Journal·TypeCase study·DateApr 1, 2022

Majority of adolescents with severe substance use disorder don't grow out of it

A new University of Michigan study found that most adolescents with severe substance use disorder symptoms continue to struggle with addiction into adulthood. The study's lead author warns that prescribing controlled substances to individuals with multiple substance use disorder symptoms poses safety concerns.

SourceUniversity of Michigan·JournalJAMA Network Open·DateApr 1, 2022
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.

Perseverance records the first ever sounds from Mars

Perseverance mission has recorded the first ever sounds from Mars, showing that the planet is quiet due to low natural sound sources. The rover's microphone captured sounds within the human audible spectrum, including shock waves and helicopter flights.

SourceCNRS·JournalNature·DateApr 1, 2022

Study shows: Fish can calculate

Researchers found that cichlids and stingrays can perform simple arithmetic operations, such as adding or subtracting one, in the number range of one to five. The fish were trained using a color-based system and showed impressive learning abilities.

SourceUniversity of Bonn·JournalScientific Reports·TypeExperimental study·DateApr 1, 2022
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.