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Science News Archive July 2021 - Page 25


Page 25 of 41

Opening the gate to the next generation of information processing

Scientists at Argonne National Laboratory have devised a unique means of achieving effective gate operation with electromagnonics. They can rapidly switch between magnonic and photonic states over a period shorter than the magnon or photon lifetimes, enabling real-time control of information transfer.

SourceDOE/Argonne National Laboratory·JournalPhysical Review Letters·DateJul 13, 2021
Apple iPhone 17 Pro

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

5D imaging of ultrafast phenomena

Researchers have developed a novel spectral-volumetric compressed ultrafast photography system that captures 5D information in a single snapshot. This breakthrough imaging technique enables new insights into ultrafast phenomena in physics and biochemistry.

SourceSPIE--International Society for Optics and Photonics·JournalAdvanced Photonics·DateJul 13, 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.

Researchers improve lab constraint on exotic spin interaction

The study improves laboratory constraints on exotic spin interaction, a key area of research for understanding dark matter and extra forces. By exploring velocity-dependent interactions, the team sets a four-order magnitude stricter limit than previous results, providing a new approach to probing beyond the Standard Model.

SourceUniversity of Science and Technology of China·JournalPhysical Review Letters·DateJul 13, 2021

DNA reveals the evolutionary history of museum specimens

An international team has developed a method to analyze ancient DNA in museum specimens, allowing for their placement on the evolutionary timeline. The technique enabled researchers to trace the evolutionary history of several species over tens of millions of years.

SourceUniversité de Genève·JournalGenome Biology and Evolution·DateJul 13, 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.

Mathematical model predicts the movement of microplastics in the ocean

A new model developed by Newcastle University's researchers tracks the vertical movement of algae-covered microplastic particles, identifying processes that underpin their trajectories. The study shows that particle properties and algal population dynamics determine the movement of microplastics below the ocean surface.

SourceNewcastle University·JournalLimnology and Oceanography·DateJul 13, 2021

Farm marketing success linked to natural, cultural assets

A nationwide database of community assets was created to help municipalities craft development plans, finding that natural and cultural assets correlate most strongly with farmers' success. The research suggests that communities with nonprofits, social enterprises, and creative industries support DTC farm marketing efforts.

SourceCornell University·JournalFood Policy·DateJul 13, 2021

Poor and minority communities suffer more from extreme heat in US cities

New research reveals that low-income neighborhoods and minority communities experience significantly more urban heat than their wealthier counterparts. The study, published in Earth's Future, found that land surface temperatures in these communities can be up to 4 degrees Celsius warmer during the summer months.

SourceUniversity of California - San Diego·JournalEnvironmental Research Letters·DateJul 13, 2021
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.

Global study reveals effectiveness of protected areas

A global study found that certain countries perform significantly better than their neighbors in the effectiveness of their protected areas. The research estimated that overall, protected areas established between 2000-2012 prevented 86,062 square kilometers of forest loss.

SourceOkinawa Institute of Science and Technology (OIST) Graduate University·JournalEnvironmental Research Letters·DateJul 13, 2021

One shot of the Sputnik V vaccine triggers strong antibody responses

A single dose of the Sputnik V vaccine elicits significant antibody responses against SARS-CoV-2, with 94% of participants developing IgG antibodies within three weeks. Previously infected individuals show higher antibody levels after one dose compared to fully vaccinated volunteers.

SourceCell Press·JournalCell Reports Medicine·DateJul 13, 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.

Less is more: the efficient brain structural and dynamic organization

The brain's globally sparse yet locally compact modular topological characteristics reduce resource consumption for establishing connections. The research model shows that rewiring the network to a more biologically realistic modular structure significantly reduces running consumption and building cost.

SourceScience China Press·JournalNational Science Review·DateJul 13, 2021

The path(way) less traveled in DNA double-strand break repair

Researchers from Osaka University found that protein phosphatase 1 binds to RIF1 at broken DNA ends, blocking proteins that create single-stranded DNA tails, and promoting the non-homologous end joining repair pathway. This novel mechanism helps protect double-strand breaks from developing a tail, which is what Shieldin binds to.

SourceOsaka University·JournalCell Reports·DateJul 13, 2021

Electrons in quantum liquid gain energy from laser pulses

Researchers at Graz University of Technology have demonstrated the absorption of energy from laser light by free electrons in a liquid for the first time. This breakthrough opens new doors for ultra-fast electron microscopy, crucial for investigating smallest objects at fastest time scales.

SourceGraz University of Technology·JournalNature Communications·DateJul 13, 2021

Google trends, the COVID-19 vaccine and infertility misinformation

Researchers found a nearly 35,000% increase in COVID-19 vaccine and infertility Google searches following a misinformation event. The study highlights the dangers of misinformation campaigns on public perception and decision-making, particularly among pregnant patients.

SourceAmerican Osteopathic Association·JournalJournal of Osteopathic Medicine·DateJul 13, 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.

Data science technique helps measure atomic positions more precisely

A team of researchers developed a method combining electron microscopy and Gaussian process regression to measure atomic displacements more accurately, achieving precision of 0.2%. The technique was tested on gold nanostructures, revealing strain distributions varying by shape.

SourceJapan Advanced Institute of Science and Technology·JournalACS Nano·DateJul 13, 2021

Long-term memory setup requires a reliable delivery crew

A recent study published in Cell Reports found that KIF5C plays a critical role in long-term memory formation by transporting RNA cargo to synapses. The research suggests that impairments in KIF5C could contribute to neurological disorders, such as intellectual disability and autism.

SourceScripps Research Institute·JournalCell Reports·DateJul 13, 2021

Leading cardiovascular organizations issue joint opinion on improving clinician well-being worldwide

Leading cardiovascular organizations call for global action to improve clinician well-being, citing drivers such as lack of control over workload and misalignment of values. The organizations suggest strategies to prevent burnout, including supporting psychosocial health and creating healthy work environments.

SourceAmerican College of Cardiology·JournalJournal of the American College of Cardiology·DateJul 13, 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.

More complex than we thought: The body's reaction to contact allergens

Researchers found that cells in specific skin areas develop local memory to contact allergens, leading to faster reactions and a more complex picture of the disease. This discovery may lead to new treatment options for patients with contact allergy.

SourceUniversity of Copenhagen - The Faculty of Health and Medical Sciences·JournalAllergy·DateJul 13, 2021

The two-thousand-year-old mystery of the havoc-wreaking worm

Researchers discovered that symbiotic bacteria living in shipworms' gills do not have the enzymes to break down lignin, a thick and difficult-to-digest layer of cellulose. Despite this finding, scientists are still trying to figure out what within the shipworm could be responsible for breaking down lignin.

SourceUniversity of Massachusetts Amherst·JournalFrontiers in Microbiology·DateJul 13, 2021

Compound derived from turmeric essential oil has neuroprotective properties

Researchers found a compound derived from turmeric essential oil has neuroprotective properties against Parkinson's disease, by enhancing cellular antioxidants and activating Nrf2. The findings suggest that compounds with anti-inflammatory effects on microglia may suppress dopaminergic degeneration, opening new avenues for treatment.

SourceKumamoto University·JournalCells·DateJul 13, 2021
Meta Quest 3 512GB

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

Researchers build the fastest real-time quantum random number generator

Researchers developed a miniaturized and high-speed quantum random number generator (QRNG) with an output rate of 18.8 Gbps, exceeding previous records. The QRNG uses a photonic integrated chip and optimized real-time post-processing to achieve this feat.

SourceUniversity of Science and Technology of China·JournalApplied Physics Letters·DateJul 13, 2021

High performance polarization sensitive photodetectors on 2D β-InSe

Researchers have developed high-performance polarization-sensitive photodetectors on 2D β-InSe, exhibiting excellent stability and strong anisotropic optical and electronic properties. The material's unique crystal structure enables direct detection of polarized light without optical filters or polarizers.

SourceScience China Press·JournalNational Science Review·DateJul 13, 2021

Study: Racial/ethnic and language inequities in ways patients obtain COVID-19 testing

A recent study from the University of Minnesota and Hennepin Healthcare Research Institute reveals racial and ethnic inequities in COVID-19 testing access. The study found that patients from different socio-demographic groups were more likely to seek care through outpatient or emergency department services, highlighting structural barr...

SourceUniversity of Minnesota·JournalJAMA Network Open·DateJul 13, 2021
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.

TSUBAME supercomputer predicts cell-membrane permeability of cyclic peptides

Scientists at Tokyo Institute of Technology developed a computational method to predict the cell-membrane permeability of cyclic peptides, exhibiting promising accuracy. The protocol has potential to aid in designing and discovering cyclic peptide drugs with high cell-membrane permeability.

SourceTokyo Institute of Technology·JournalJournal of Chemical Information and Modeling·DateJul 13, 2021

Aerin Medical announces results of randomized controlled trial supporting VivAer® for treatment of nasal airway obstruction with nasal valve collapse

The VATRAC trial confirms VivAer's safety and efficacy in treating nasal airway obstruction caused by nasal valve collapse. Patients treated with VivAer showed significant improvement in symptoms compared to the control group, with superior responder rates and symptom reduction.

SourceMerryman Communications·JournalInternational Forum of Allergy & Rhinology·DateJul 13, 2021

Study finds disparity in pay for female ophthalmologists in Ontario, Canada

A population-based study of nearly 30 years of billing data reveals a significant payment gap between female and male ophthalmologists in Ontario, even after accounting for age and practice differences. The disparity is more pronounced among ophthalmologists compared to other surgical specialty groups.

SourceUniversity Health Network·JournalOphthalmology·DateJul 13, 2021

The impact of COVID-19 on food-shopping behavior for food-insecure populations

Researchers found that during the COVID-19 pandemic, food-insecure individuals made fewer grocery shopping trips due to concerns about contracting the virus, unlike food-secure individuals. However, they did not increase spending per trip, highlighting a serious issue in how different populations are impacted by the pandemic.

SourceUniversity of Connecticut·JournalPublic Health·DateJul 13, 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.

Putting a load on: Load stimulates bone formation via expression of osteocrin

Researchers discovered that physical load stimulates bone growth through the expression of osteocrin (OSTN), a peptide produced by osteoblasts. OSTN is critical to regulating bone growth and physical endurance, with its expression decreasing when load is reduced and increasing with load stimulation.

SourceNational Cerebral and Cardiovascular Center·JournalCell Reports·DateJul 13, 2021

Preventing lung cancer's unwelcome return

Researchers have discovered that a small percentage of drug-resistant cancer cells were already present before treatment, relying on alternative genes for survival. Understanding this mechanism is key to developing new treatments to eliminate both AXL- and EGFR-dependent cells from the start.

SourceCold Spring Harbor Laboratory·DateJul 13, 2021

Resilience, not collapse: What the Easter Island myth gets wrong

A new study suggests that Easter Island's demographic collapse did not occur, but rather experienced steady population growth until European contact. The researchers used Approximate Bayesian Computation to analyze radiocarbon dates and environmental changes, revealing that the islanders' resilience strategies were successful despite a...

SourceBinghamton University·JournalNature Communications·DateJul 13, 2021

Galactic gamma ray bursts predicted last year show up right on schedule

Researchers predicted gamma ray bursts from a nearby magnetar and confirmed their prediction, showing periodic windowed behavior. The pattern of bursts was found to be periodic, but not perfectly regular, adding to the mystery of how magnetars produce radio and gamma ray bursts.

SourceUniversity of California - Berkeley·JournalPhysical Review D·DateJul 13, 2021

Species of gut bacteria linked to enhanced cognition and language skills in infant boys

A University of Alberta study found that infant boys with a high Bacteroidetes gut bacterial composition scored higher in cognition and language skills. The researchers believe this association may be due to the production of metabolites called sphingolipids, which are instrumental for neuron formation and structure.

SourceUniversity of Alberta Faculty of Medicine & Dentistry·JournalGut Microbes·DateJul 13, 2021
Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

Revealing the mystery behind the threat of non-alcoholic liver disease

Non-alcoholic fatty liver disease affects 25% of the global population, leading to inflammation and fibrosis. Researchers discovered that hepatocyte reprogramming is controlled by molecular switches, resulting in dysfunction.

SourceHelmholtz Munich (Helmholtz Zentrum München Deutsches Forschungszentrum für Gesundheit und Umwelt (GmbH))·JournalCell Metabolism·DateJul 13, 2021

Are silver nanoparticles a silver bullet against microbes?

Scientists investigate how bacteria develop resistance to silver nanoparticles, identifying a key genetic mutation and differences in motility. The findings suggest that silver nanoparticles may be effective against certain strains of bacteria, but caution is needed to prevent resistance.

SourceUniversity of Pittsburgh·JournalNature Nanotechnology·DateJul 13, 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.

Highlighting the effectiveness of the COVID-19 vaccines could hold key to converting doubters

A recent study published in the British Journal of Health Psychology found that providing information on the efficacy of COVID-19 vaccines can significantly increase willingness to be vaccinated. The research showed that adults who received information about vaccine effectiveness scored 20% higher on a measure of willingness to be vacc...

SourceUniversity of Bristol·JournalBritish Journal of Health Psychology·DateJul 13, 2021

A new approach to metastatic melanoma discovered

Researchers at IMIM-Hospital del Mar and CIBERONC discover a low-toxicity treatment combining chemotherapy and BRAF inhibitors eradicates malignant melanoma by preventing DNA repair. The strategy offers a new therapeutic perspective for patients with BRAF oncogene mutations.

SourceIMIM (Hospital del Mar Medical Research Institute)·JournalOncogene·DateJul 13, 2021

ICE violated internal medical standards, potentially contributing to deaths

A USC analysis found that ICE violated its own medical care standards in 78% of cases, often ignoring warning signs of critical illness. Many deaths were preceded by delayed or inappropriate care, and researchers recommend improved reporting, independent reviews, and rehabilitation for facilities with recurrent violations.

SourceUniversity of Southern California·JournalJAMA Network Open·DateJul 13, 2021

New research identifies key set of signals that control mucus production in the lung

Researchers have discovered a new set of signals that control the production of goblet cells in the lung, which are often increased in lung diseases. The study found that altering these signals can increase or decrease goblet cell production, offering potential therapeutic avenues for treating conditions like asthma and COPD.

SourceBoston University School of Medicine·JournalCell Reports·DateJul 13, 2021
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.

Supermarket model to guide safer shopping amid pandemic

A Skoltech team developed a model to assess infection risks for supermarket customers. The composite model incorporates social forces and retail space layout, suggesting that social distancing is the primary factor in reducing infection rates. Filling stores to capacity has little economic sense during the pandemic.

SourceSkolkovo Institute of Science and Technology (Skoltech)·JournalPLOS ONE·DateJul 13, 2021