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Science News Archive June 2021 - Page 30


Page 30 of 51

Communication technology, study of collective behavior must be 'crisis discipline'

Researchers urge the study of collective behavior to rise to a 'crisis discipline' due to its impact on global crises like pandemics and climate change. Social media platforms prioritize engagement over accuracy and sustainability, posing significant threats to public health and ecological stability.

SourceUniversity of Washington·JournalProceedings of the National Academy of Sciences·DateJun 14, 2021

Kirigami-inspired stent offers new drug delivery method for tubular organs

A multidisciplinary team from Brigham and Women's Hospital has designed a stretchable stent based on the principles of kirigami that can support rapid deposition of drug depots. The researchers coated the design with budesonide-loaded polymeric micro-particles to support extended drug delivery, which was tested in the esophagi of pigs.

SourceBrigham and Women's Hospital·JournalNature Materials·DateJun 14, 2021
Apple iPhone 17 Pro

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

Understanding the cause of joint and tendon dysfunction in osteogenesis imperfecta

Researchers at Baylor College of Medicine discover a protein signaling mechanism driving joint and tendon dysfunction in OI, finding that inhibiting this pathway can prevent tendinopathy problems. The study used mouse models with deleted Fkpb10 gene, leading to contracture, joint inflammation, and cartilage piece formation.

SourceBaylor College of Medicine·JournalProceedings of the National Academy of Sciences·DateJun 14, 2021

Das researching use of artificial intelligence

A team of researchers, led by Sanmay Das from George Mason University, is exploring the use of artificial intelligence (AI) to develop novel methods for allocating scarce housing support to at-risk households. The goal is to improve service system outcomes and prevent homelessness, while ensuring fairness and equity.

SourceGeorge Mason University·DateJun 14, 2021
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.

Researchers receive funding for project supporting STEM educators

The project aims to increase the number of STEM secondary teaching careers by mentoring and supporting new teachers through their first year and beyond. The researchers will work with Virginia Community College System, Prince William County schools, and Fairfax County schools to recruit, mentor, and retain 35 prospective teachers.

SourceGeorge Mason University·DateJun 14, 2021

Hair follicles heal blisters at personal cost

Researchers discovered that hair follicle stem cells play a key role in healing skin blisters, which delays the growth of hair follicles in regenerated skin tissue. This balance between wound healing and development has implications for treating epidermolysis bullosa, pemphigoid diseases and other blistering conditions.

SourceHokkaido University·JournalEMBO Reports·DateJun 14, 2021

Malaysia registers first hepatitis C treatment developed through South-South cooperation

The National Pharmaceutical Regulatory Agency of Malaysia has granted conditional registration to a new hepatitis C treatment combination developed through public-private partnership. The treatment, ravidasvir, was shown to be effective and well-tolerated in clinical trials, with cure rates of up to 97%.

SourceDrugs for Neglected Diseases Initiative·JournalThe Lancet Gastroenterology & Hepatology·DateJun 14, 2021
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.

Pollutant concentration increases in the franciscana dolphin

A study led by the University of Barcelona found increased pollutant concentrations in Franciscana dolphin bone remains, primarily from trace elements such as chromium and copper. The increases are linked to human activities like industrial waste and transportation, which accumulate pollutants in the Rio de la Plata estuary.

SourceUniversity of Barcelona·JournalThe Science of The Total Environment·DateJun 14, 2021

Impact of digitization on democracies

The symposium aims to discuss associated risks, policy options, and trends from a scientific point of view. Key experts from Germany, Israel, and the US will share their insights on fake news, hate speech, and conspiracy theories' influence on democratic participation.

SourceLeopoldina·DateJun 14, 2021
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.

Insulators turn up the heat on quantum bits

Researchers at the University of Innsbruck develop new method to assess influence of dielectric materials on charged particles in ion traps, enabling more accurate design and minimization of noise in quantum computers. The breakthrough improves understanding of sources of error in ion trap quantum computing.

SourceUniversity of Innsbruck·JournalPhysical Review Letters·DateJun 14, 2021

UIC research identifies potential pathways to treating alcohol use disorder, depression

Researchers at UIC's Center for Alcohol Research in Epigenetics have discovered a key regulator of gene expression and anhedonia during alcohol withdrawal. Blocking STAT3 activity alleviates withdrawal-induced depression in rats, and similar results are seen in human postmortem hippocampus samples of individuals with alcohol use disorder.

SourceUniversity of Illinois Chicago·JournalTranslational Psychiatry·DateJun 14, 2021
AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

Telemedicine program improves access to sleep care for rural veterans

A telemedicine program has improved access to sleep care for rural veterans, with the number of patients seen at VHA TeleSleep locations tripling between 2017 and 2020. The program has also shown significant success in treating obstructive sleep apnea and other sleep disorders.

SourceAmerican Academy of Sleep Medicine·JournalSLEEP·DateJun 14, 2021

How do social media influence ethnic polarization?

Researchers at New York University found that deactivating Facebook accounts lowers attitudes toward out-groups, especially in ethnically homogenous areas. This effect was not observed in more mixed environments.

SourceNew York University·JournalProceedings of the National Academy of Sciences·DateJun 14, 2021

Carbon emissions from hydroelectric reservoir

A study on carbon dioxide emissions downstream of the Kariba Dam in Zambia reveals highly variable emissions, influenced by seasonal and hourly changes. Failing to account for these variations could lead to biased estimates of tropical reservoir emissions.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateJun 14, 2021

Hope for infertile men; mice could hold the secret

Researchers discovered a genetic mutation in FSIP2 protein that affects sperm flagella, leading to infertility. Mice with the mutation had impaired sperm movement, while those overproducing FSIP2 were fertile with longer, faster-swimming sperm.

SourceThe Company of Biologists·JournalDevelopment·DateJun 14, 2021
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.

New app tracks human mobility and COVID-19

Researchers developed an interactive web application to analyze connections between human mobility, government policies and COVID-19 cases on a global scale. The app shows the impact of COVID-19 on human movement patterns and informs decision-making for higher-level policies.

SourceUniversity of Miami·JournalJournal of Geovisualization and Spatial Analysis·DateJun 14, 2021

A frozen leap forward

Scientists at UC Santa Barbara and Regenerative Patch Technologies have developed a new cryopreservation method for stem cell-based therapy for age-related macular degeneration. The method allows for long-term storage and distribution of the implant, extending shelf life and increasing accessibility to patients.

SourceUniversity of California - Santa Barbara·JournalScientific Reports·DateJun 14, 2021

Persistence pays off in the human gut microbiome

Researchers investigated bacterial persistence in the human gut microbiome, identifying three dispersal strategies and finding that most strains are highly persistent. The study's results will inform targeted probiotic and treatment approaches to maintain a healthy gut microbiome.

SourceEarlham Institute·JournalCell Host & Microbe·DateJun 14, 2021

Society of Nuclear Medicine and Molecular Imaging announces 2021 Fellows

The Society of Nuclear Medicine and Molecular Imaging (SNMMI) has announced 17 new Fellows, recognizing their outstanding contributions to the field. The newly elected Fellows include experts who have demonstrated excellence in scientific discovery, educational efforts, and clinical practice.

SourceSociety of Nuclear Medicine and Molecular Imaging·DateJun 14, 2021

Experiments simulate possible impact of climate change on crabs

Researchers found that warmer, more acidic water accelerated the development of Atlantic mangrove fiddler crab embryos but increased mortality rates. The study warns of potential ecosystem consequences if climate change alters the lifecycle of these species.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·DateJun 14, 2021
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.

Model suggests surgery should precede chemotherapy for select patients with ovarian cancer

A new study published in Proceedings of the National Academy of Sciences suggests that surgery should precede chemotherapy for certain patients with ovarian cancer. The research used a mathematical model to examine treatment outcomes and found that complete debulking surgery followed by chemotherapy provides better results. For patient...

SourceNYU Langone Health / NYU Grossman School of Medicine·JournalProceedings of the National Academy of Sciences·DateJun 14, 2021

Plant-based diet protects from hypertension, preeclampsia

Two studies find that a plant-based diet protects rats from hypertension and preeclampsia, even when exposed to high-salt diets. The researchers believe that dietary alterations can shift the gut microbiota, reducing disease incidence.

SourceMedical College of Georgia at Augusta University·JournalPregnancy Hypertension·DateJun 14, 2021

Scientists make highly maneuverable miniature robots controlled by magnetic fields

Researchers at Nanyang Technological University created millimetre-sized robots that can be controlled using magnetic fields to perform highly manoeuvrable manipulations. These robots improve on existing small-scale robots by optimizing their ability to move in six degrees-of-freedom, and can rotate 43 times faster than previous devices.

SourceNanyang Technological University·JournalAdvanced Materials·DateJun 14, 2021
Celestron NexStar 8SE Computerized Telescope

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

Free and nutritious school lunches help create richer and healthier adults

A new study from Lund University in Sweden finds that universal school lunch programs have positive effects on students' height, health, education, and lifetime income. The program introduced free nutritious meals to all primary school students, resulting in a three percent higher lifetime income for participants.

SourceLund University·JournalThe Review of Economic Studies·DateJun 14, 2021

PCF-based 'parallel reactors' unveils collective matter-light analogies of soliton molecules

Researchers develop parallel optical-soliton reactors to study multi-soliton dynamics, unveiling statistical rules that resemble classic chemical kinetics. The system enables on-demand synthesis and dissociation of soliton molecules, promoting a collective-level insight into soliton dynamics.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateJun 14, 2021
Fluke 87V Industrial Digital Multimeter

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

As climates change, prepare for more mosquitoes in winter, new study shows

A new study from the University of Florida finds that mosquitoes can adjust to rapid changes in temperature, indicating they may become active year-round. The research suggests that as climate change makes winters warmer, mosquitoes in temperate regions will be well-prepared to be active during those times.

SourceUniversity of Florida·JournalEcology·DateJun 14, 2021

Suicidal thoughts, attempts among US adolescents

A recent study examines differences in suicidal thoughts and nonfatal suicide attempts among US adolescents over the last three decades. The research highlights varying rates of suicidal ideation and behavior across different racial and ethnic groups.

SourceJAMA Network·JournalJAMA Network Open·DateJun 14, 2021

Discrimination and the gut microbiome

Research highlights the connection between discrimination and altered gut microbiomes, which can impact metabolic and immune functions. The study's authors emphasize the need for further investigation into the relationship between the human gut microbiome and health inequities.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateJun 14, 2021
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.

Dark matter is slowing the spin of the Milky Way's galactic bar

The Milky Way's galactic bar has slowed down its spin by at least 24% since its formation, according to a study published in Monthly Notices of the Royal Astronomical Society. Dark matter acts as a counterweight slowing the spin.

SourceUniversity College London·JournalMonthly Notices of the Royal Astronomical Society·DateJun 14, 2021

More than a bumpy ride: turbulence offers boost to birds

A Cornell University-led study reveals that birds can use turbulence to their advantage, offering a potential boost to the aerospace industry. The research found that birds' accelerations are highly irregular and fluctuating, similar to particles in turbulent airflows, allowing them to harness energy from wind speed.

SourceCornell University·JournalProceedings of the National Academy of Sciences·DateJun 14, 2021

Study reveals COVID-19 risk factors for those with IDD

A study of nearly 550 adults with IDD found that age, larger residential settings, Down syndrome, and chronic kidney disease were the most common risk factors for COVID-19 diagnosis. Heart disease was most associated with COVID-19 deaths. The study highlights the need for increased funding for IDD services to ensure better health outco...

SourceSyracuse University·JournalJAMA Network Open·DateJun 14, 2021

Accelerated burning of Rocky Mountain forests

Researchers analyzed 20 years of fire reconstructions and US government records to show a significant increase in burnt area since 1984. High-elevation subalpine forests are experiencing record-high wildfire activity, accounting for 72% of total burnt area since 1984.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateJun 14, 2021

Depletion of Iran's aquifers

Groundwater extraction in Iran has declined by an average of 18% due to physical limits, while deep well extraction has increased, leading to further depletion. The study reveals widespread aquifer depletion and salinization across all 30 sub-basins, posing significant risks to the country's water resources.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateJun 14, 2021
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.

Huge prehistoric croc 'river boss' prowled SEQ waterways

Researchers at the University of Queensland have identified a new species of large prehistoric crocodile in south-east Queensland's waterways, estimated to be around seven metres in length. The ancient creature, named Gunggamarandu maunala, belonged to a group of tomistomines and lived between two and five million years ago.

SourceUniversity of Queensland·JournalScientific Reports·DateJun 13, 2021

Shrinking to survive: Bacteria adapt to a lifestyle in flux

When E. coli bacteria starve, their cytoplasm shrinks, concentrating nutrients, while the periplasm increases in volume as the inner membrane pulls away from the outer membrane. This reversible adaptation may help them survive until they find their next nutrient source.

SourceWashington University in St. Louis·JournalProceedings of the National Academy of Sciences·DateJun 13, 2021

New super-resolution technique allows for more detailed brain imaging

Researchers developed a super-resolution technique that harnesses unwanted head motion to enhance brain PET image resolution. This method shows promise in detecting neurological disorders like Alzheimer's disease at their earliest stages, enabling quicker diagnosis and treatment.

SourceSociety of Nuclear Medicine and Molecular Imaging·JournalJournal of Nuclear Medicine·DateJun 13, 2021
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.

Into the belly of the bee

Research reveals minor microbes, like fungi and environmental bacteria, play crucial roles in maintaining bee gut health. These forgotten microbes produce antibiotics, break down toxins, and metabolize nutrients, helping bees resist pathogens and climate change.

SourceKing Abdullah University of Science & Technology (KAUST)·Journalnpj Biofilms and Microbiomes·DateJun 13, 2021

Brain capillary structures show a correlation with their neuron structures

Researchers found significant correlations between brain capillary curvature and neurite thickness radius in schizophrenia patients, but not between capillary diameter and neurite thickness. The study suggests neurovascular abnormalities contribute to schizophrenia.

SourceTokyo Metropolitan Institute of Medical Science·JournalScientific Reports·DateJun 13, 2021

Study shows high rates of kidney disease among adults with diabetes

A study by National University of Ireland Galway found that nearly half of adults with diabetes attending a dedicated clinic have signs of established chronic kidney disease. The research suggests that careful medical management is not enough to prevent the development of kidney disease in people with diabetes.

SourceUniversity of Galway·JournalBMJ Open Diabetes Research & Care·DateJun 13, 2021

Boundary of heliosphere mapped for the first time

For the first time, scientists have created a 3D map of the heliosphere boundary using data from NASA's Interstellar Boundary Explorer (IBEX) satellite. The boundary marks the edge of the solar system and protects Earth from interstellar radiation.

SourceDOE/Los Alamos National Laboratory·JournalThe Astrophysical Journal·DateJun 12, 2021
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.

Radiotracer effective for detection and assessment of lung fibrosis

Researchers developed a new PET/CT radiotracer that targets activated fibroblasts in lungs, enabling direct imaging of pulmonary fibrosis. The study showed promising results, suggesting the radiotracer's potential to reduce lung biopsies and improve disease management.

SourceSociety of Nuclear Medicine and Molecular Imaging·JournalJournal of Nuclear Medicine·DateJun 12, 2021

Topology-changing broadband metamaterials enabled by closable nanotrenches

Researchers at UNIST developed mechanically closable nanotrenches to switch optical functionalities in a repeatable manner. These findings enable nonlinear switching of metamaterial multifunctionalities with applications in various fields including 6G communication frequency control.

SourceUlsan National Institute of Science and Technology(UNIST)·JournalNano Letters·DateJun 12, 2021

Improving dialysis through design

Researchers at Washington University in St. Louis have developed a new way to design grafts that decreases the risk of clotting in hemodialysis patients. By tailoring the angle of connection between the graft and vein, surgeons can reduce thrombosis rates substantially.

SourceWashington University in St. Louis·JournalScientific Reports·DateJun 11, 2021
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.