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Science News Archive May 2022 - Page 9


Page 9 of 40

Chemists’ HAT trick for greener chemical synthesis

Researchers have found a way to perform hydrogen atom transfer reactions with fewer chemicals and less cost, making it more efficient for industrial and academic settings. The new method uses electrochemistry to create cobalt hydride catalysts, reducing the need for expensive oxidants and reductants.

SourceUniversity of Utah·JournalNature·TypeComputational simulation/modeling·DateMay 25, 2022

Curbing other climate pollutants, not just CO2, gives Earth a chance

A new study finds that reducing emissions of short-lived climate pollutants like methane and ozone can cut the rate of global warming in half by 2050. This approach offers a fighting chance to prevent catastrophic warming and improve our chances of remaining below the 1.5 degree centigrade mark.

SourceDuke University·JournalProceedings of the National Academy of Sciences·TypeComputational simulation/modeling·DateMay 24, 2022
Apple iPhone 17 Pro

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

Why are male mice afraid of bananas?

Male mice exhibit increased stress hormones and decreased pain sensitivity when near pregnant or lactating females, which is linked to a specific olfactory signal. This finding has significant implications for improving experiment reliability and represents a breakthrough in mammalian social signaling.

SourceMcGill University·JournalScience Advances·TypeExperimental study·DateMay 24, 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.

Cystic fibrosis: Restoring airway integrity

Researchers discovered that hydrating the surface of airways in people with cystic fibrosis restores their protective barrier against bacterial infections. This breakthrough opens the way to new therapies based on mucus hydration, offering a promising alternative to current treatments.

SourceUniversité de Genève·JournalCells·TypeNews article·DateMay 24, 2022

Continuity of primary care reduces hospitalizations in people with chronic kidney disease

A retrospective cohort study found that poor continuity of care is associated with increased health care use and sub-optimal prescribing of guideline-recommended medications in patients with CKD. Strengthening patient-provider relationships and guiding physicians on recommended prescribing can help mitigate these issues.

SourceAmerican Academy of Family Physicians·JournalThe Annals of Family Medicine·DateMay 24, 2022

Human membrane proteins strike evolutionary balance

A recent study by Seoul National University researchers found that human membrane proteins have evolved to strike a balance between foldability and functionality. The folding pathway of a glucose transporter was elucidated using single-molecule magnetic tweezers, revealing the importance of domain stability in structure formation.

SourceSeoul National University·JournalNature Chemical Biology·DateMay 24, 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.

Silk improves function of surgical masks

Researchers at the University of Cincinnati found that a double layer of silk in combination with a surgical mask can enhance its ability to prevent the spread of viruses like COVID-19. The study also showed that double masking with a silk face mask prolongs the life of surgical masks without impeding breathing comfort.

SourceUniversity of Cincinnati·JournalAerosol and Air Quality Research·TypeExperimental study·DateMay 24, 2022

New gene identified in arrhythmogenic cardiomyopathy

Researchers discovered a new gene, ZBTB11, that drives heart muscle cell degeneration in arrhythmogenic cardiomyopathy. The gene's activity induces damage to neighboring heart cells, a key process in the disease.

SourceHubrecht Institute·JournalCardiovascular Research·TypeObservational study·DateMay 24, 2022

Dancing in the light

Scientists from Harvard and Pittsburgh develop liquid crystal elastomer material that can perform complex dance-like motions in response to UV light. The material's behavior is inspired by the interconnected structures of the human body, allowing it to seamlessly integrate dynamic processes.

SourceUniversity of Pittsburgh·JournalNature·TypeComputational simulation/modeling·DateMay 24, 2022
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.

The road to success when it comes to mitigating flood disasters

A new study proposes designing permeable pavements to reduce flood impacts in Australia, with the potential to store up to 50% of rainfall and reduce urban flooding by up to 50%. The proposed system takes into account local soil types and rainfall intensity, and has been tested on 107 towns and cities across Australia.

SourceUniversity of South Australia·JournalSustainability·TypeComputational simulation/modeling·DateMay 24, 2022

New project to help identify and predict insider threats

A new project led by University of Illinois professor Jingrui He seeks to detect and predict insider threats in large organizations. The team will use multimodal data to identify outliers and rare category types of insider threats and propose dynamic update techniques.

SourceUniversity of Illinois School of Information Sciences·DateMay 24, 2022
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.

Research does not support the adage “Boys will be boys”

Researchers found no general population-level trends supporting the 'boys will be boys' phrase. Instead, girls and boys showed variation in domains such as values, cognitive ability, and grades. The study's results highlight the importance of considering individual domains when assessing gender differences.

SourceUniversity of Helsinki·JournalEuropean Journal of Personality·DateMay 24, 2022

Low stroke risk in patients with very narrowed neck arteries

A Kaiser Permanente study found that patients with severe asymptomatic carotid stenosis have a low risk of stroke, potentially reducing the need for surgery. The study tracked over 3,700 patients and showed that those not undergoing surgery had a cumulative stroke risk of 4.7% within 5 years.

SourceKaiser Permanente·JournalJAMA·DateMay 24, 2022

City of Hope to expand best-in-class supportive care program for cancer patients, strengthen advocacy for the field with $10 million gift from The Sheri and Les Biller Family Foundation

The Sheri and Les Biller Family Foundation has donated $10 million to City of Hope to expand its supportive care programs for cancer patients, improving treatment outcomes and quality of life. The partnership aims to establish supportive care as a standard practice in cancer care across the US.

SourceCity of Hope·TypeNews article·DateMay 24, 2022
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.

Common diabetes drug not effective against early-stage breast cancer, landmark trial reveals

A landmark trial found that a widely used diabetes drug, metformin, is not effective against the most common forms of early-stage breast cancer. However, researchers discovered a potential benefit for individuals with HER2-positive breast cancer, which accounts for about 20% of all breast cancers.

SourceLunenfeld-Tanenbaum Research Institute·JournalJAMA·TypeRandomized controlled/clinical trial·DateMay 24, 2022
Celestron NexStar 8SE Computerized Telescope

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

‘Happy hormone’ dopamine plays role in identifying emotions

A new study by the University of Birmingham found that dopamine levels can affect emotion recognition in people with neurological disorders. Those with low baseline dopamine levels improved their ability to recognize emotions after receiving a dopamine boost, while those with higher baseline levels became worse at emotion recognition.

SourceUniversity of Birmingham·JournalNeuroscience·TypeExperimental study·DateMay 24, 2022

A titanic medical discovery

Scientists from Tokyo Medical and Dental University uncover the reason behind titanium implants' excellent biocompatibility, allowing patients to generate less immune response. This breakthrough may lead to safer and less expensive implants for hip replacements and dental procedures.

SourceTokyo Medical and Dental University·JournalScience and Technology of Advanced Materials·DateMay 24, 2022

Hawk’s eyes may not help the world’s only nocturnal hawk hunt at night

A study led by Flinders University reveals that Australia's Letter-winged kite may not have enhanced vision for nighttime hunting as previously thought. The research found similar eye dimensions to its daytime-hunting relatives, contradicting decades of speculation about the kite's visual system.

SourceFlinders University·JournalRoyal Society Open Science·TypeCase study·DateMay 24, 2022

Toward new degradable polymers

Researchers have developed a new degradable polymer material with improved biodegradability, outperforming existing bioplastics like PLA or PCL. The material can degrade by over 70% in a week, making it suitable for applications such as thermosensitive nanoparticles for medicine administration.

SourceCNRS·JournalNature Communications·TypeExperimental study·DateMay 24, 2022
Sky-Watcher EQ6-R Pro Equatorial Mount

Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.

MRI finds lung abnormalities in non-hospitalized long COVID patients

A new study using Hyperpolarized Xenon 129 MRI found lung abnormalities in non-hospitalized long COVID patients, even those who had not been hospitalized with the illness. The abnormalities were detected up to a year after initial infection and included defects in lung function and gas exchange.

SourceRadiological Society of North America·JournalRadiology·DateMay 24, 2022

Price and convenience can drive consumers to purchase cannabis from illegal, rather than legal, sources: Study

A study found that higher prices and inconvenience associated with legal sources drove consumers to purchase cannabis from illegal providers. The main reasons cited by respondents were legal sources being too expensive and inconvenient, with convenience being the second-highest factor.

SourceJournal of Studies on Alcohol and Drugs·JournalJournal of Studies on Alcohol and Drugs·TypeSurvey·DateMay 24, 2022

Scientists develop method for seasonal prediction of Western wildfires

Researchers developed a method to predict Western wildfire severity based on winter and spring climate conditions. The study found that April snowpack has a persistent influence on land and atmosphere during the summer, making it more conducive for fires.

SourceNational Center for Atmospheric Research/University Corporation for Atmospheric Research·JournalEnvironmental Research Letters·TypeData/statistical analysis·DateMay 24, 2022

Highly efficient acousto-optic modulation using nonsuspended thin-film lithium niobate-chalcogenide hybrid waveguides

Scientists have developed a built-in push-pull acousto-optic modulator with high energy overlap, achieving comparable efficiency to suspended counterparts. The device overcomes issues with low modulation efficiency and exhibits excellent characteristics for on-chip microwave-to-optical conversion devices.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateMay 24, 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.

Reference genomes provide first insights into genetic roots of mustelid physiological and behavioural diversity

A study comparing whole genomes of several mustelids, including the tayra and wolverine, identifies multiple sources of genomic variation contributing to species-specific traits. The research sheds light on how these adaptations evolved in response to different ecological challenges.

SourceLeibniz Institute for Zoo and Wildlife Research (IZW)·JournalMolecular Ecology·DateMay 24, 2022

Antibiotic use associated with inflammatory bowel disease in older adults

A study of 2.3 million patient records found that antibiotic use was associated with a higher risk of developing inflammatory bowel disease in older adults. The risk increased substantially with each course of antibiotics, with patients who received five or more courses being over 2.3 times more likely to be diagnosed with the condition.

SourceDigestive Disease Week·DateMay 24, 2022

Hospital readmission rates for patients with symptoms of depression decrease with post-discharge support, but program implementation barriers must be resolved

A randomized trial found that enhanced post-discharge telehealth programs reduced 30-day readmission rates among patients with moderate to severe depressive symptoms. However, implementation barriers, such as perceived counseling needs, limited the intervention's impact.

SourceAmerican Academy of Family Physicians·JournalThe Annals of Family Medicine·DateMay 24, 2022
Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

Capturing cortical connectivity close-up

Researchers propose a new method to study neural networks using intrinsic signal optical imaging (ISOI), which provides detailed maps of brain activity in living subjects. The study shows that ISOI can reveal cortical architecture at columnar resolution, offering a more accurate picture of brain network activity than existing methods.

SourceUniversity of Pittsburgh·JournalProgress in Neurobiology·DateMay 24, 2022

Scavengers can be picky eaters

Vertebrate scavengers prefer to dine on the carcasses of herbivores like mallard ducks and chickens, rather than higher-trophic-level vulture remains. This study found that avian and mammal scavengers only consumed a small portion of the vulture carcasses, highlighting the complexity of nutrient cycling through food webs.

SourceUniversity of Georgia·JournalFood Webs·DateMay 24, 2022

The chaotic early phase of the solar system

Researchers analyzed iron samples from asteroid cores to determine the timing of asteroid core cooling and collisions. The study suggests that violent collisions occurred within a 7.8-11.7 million year window after solar system formation, indicating a chaotic early phase.

SourceETH Zurich·JournalNature Astronomy·DateMay 24, 2022
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.

Using origami and kirigami to inspire reconfigurable yet structural materials

McGill University researchers have created a class of cellular metamaterials that can flat-fold and lock into positions that remain stiff across multiple directions. These materials offer unprecedented properties for deployable structures such as submarines, robots, and low-volume packaging.

SourceMcGill University·JournalNature Communications·TypeExperimental study·DateMay 24, 2022

While the fetal clock develops, mom’s behavior tells the time

Researchers discovered that genes in the fetal suprachiasmatic nuclei respond to rhythmic behavior in the mother before the biological clock starts ticking on its own. This finding may have implications for premature babies and highlights the importance of a healthy maternal circadian system during pregnancy.

SourcePLOS·JournalPLOS Biology·TypeExperimental study·DateMay 24, 2022

COVID vaccine trial locations influenced in vaccine efficacy results

A new study found that COVID vaccine trials conducted in locations with low infection rates reported higher efficacy results compared to those in high infection rates. The researchers argue that pandemic prevalence should be included in the interpretation of Phase 3 trial efficacy results for more meaningful policy decisions.

SourceUniversity of Arkansas·JournalPLOS ONE·TypeExperimental study·DateMay 24, 2022

USPSTF statement on screening for primary open-angle glaucoma

The USPSTF states that primary open-angle glaucoma affects an estimated 2.7 million people in the US, with Black and Hispanic/Latino individuals being disproportionately affected. The organization concludes that screening for this condition is insufficient due to current evidence.

SourceJAMA Network·JournalJAMA·DateMay 24, 2022

Online assessment tool helps predict ICU need following surgery

A recent study published in the Journal of the American Medical Association Surgery analyzes data from almost 35,000 surgical patients to evaluate the accuracy of a risk assessment system called SURPAS. The researchers found that the eight-variable SURPAS model accurately predicted post-operative ICU use across nine surgical specialties.

SourceUniversity of Colorado Anschutz Medical Campus·JournalJAMA Surgery·TypeData/statistical analysis·DateMay 24, 2022
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.

Leicester archaeologists expand excavations at Leicester Cathedral site

Archaeologists are leading excavations on the site of Leicester Cathedral, uncovering over 120 burials from the late Saxon period to the recent past. The excavations will reveal insights into the lives of people who lived and died in Leicester, including aspects of the Roman town that predated the Cathedral.

SourceUniversity of Leicester·DateMay 24, 2022
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.

Hunting for the immune cells that predispose people to severe COVID-19

A study published in Nature Communications reveals that the type of macrophage present in a person's body may determine how likely they are to develop severe inflammation in response to COVID-19. The research found that an aggressive subset of macrophages, known as M1 macrophages, can cause a cascade of events leading to multi-organ fa...

SourceUniversity of Chicago·JournalNature·DateMay 24, 2022

Researchers discovered a mechanism shared by mutations in different genes associated with autism, schizophrenia, and other conditions

A study led by Tel Aviv University researchers reveals a common mechanism underlying genetic mutations associated with autism, schizophrenia, and other neurological disorders. The discovery points to an experimental drug developed by the team as a potential treatment for these conditions.

SourceTel-Aviv University·JournalMolecular Psychology Brain Behavior and Society·DateMay 24, 2022

Deaf children with learning delays benefit from cochlear implants more than hearing aids

A new study from Keck Medicine of USC found that cochlear implants improve deaf children's cognitive, adaptive behavior, language, and auditory skills, regardless of developmental impairments. The study suggests that deaf children with learning delays should receive cochlear implants to reach their full potential.

SourceUniversity of Southern California - Health Sciences·JournalPEDIATRICS·TypeObservational study·DateMay 24, 2022