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Science News for May 13, 2020


Expandable foam for 3D printing large objects (video)

Researchers developed an expandable resin that can be used to print large objects with an inexpensive, commercially available 3D printer. The material expands upon heating, creating a porous, polystyrene foam-like material up to 40 times larger in volume than the original printed object.

SourceAmerican Chemical Society·JournalACS Applied Materials & Interfaces·DateMay 13, 2020
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.

Trial E3311 validates a less intense treatment for HPV+ throat cancer

The trial found that reduced postoperative radiation therapy in intermediate-risk patients with HPV+ oropharynx squamous cell carcinoma is safe and effective, with very good oncologic outcomes. Patients at low risk had favorable two-year progression-free survival without postoperative therapy.

SourceECOG-ACRIN Cancer Research Group·DateMay 13, 2020

Minimum legal age for cannabis use should be 19, study suggests

A study found that an optimal minimum legal age of 19 for non-medical cannabis use balances the risk of adverse outcomes with the potential benefits. This age limit is lower than previously recommended ages, but higher than the current age of 18 in Canada.

SourceBMC (BioMed Central)·JournalBMC Public Health·DateMay 13, 2020

Lidar technology demonstrates how light levels determine mosquito 'rush hour'

A recent study using lidar technology reveals that mosquitoes are most active during morning and evening hours in Tanzania, with males being 87 times more active than usual. This finding suggests that light levels affect mosquito behavior, creating opportunities for developing light-based measures to prevent malaria.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience Advances·DateMay 13, 2020
Apple iPhone 17 Pro

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

Scientists successfully develop 'heat resistant' coral to fight bleaching

Researchers have successfully developed heat-resistant coral by bolstering the heat tolerance of its microalgal symbionts, potentially reducing the impact of reef bleaching from marine heat waves. The breakthrough provides a novel tool to increase coral tolerance and is a great win for Australian science.

SourceCSIRO Australia·JournalScience Advances·DateMay 13, 2020

Atomically thin magnets for next generation spin and quantum electronics

Researchers at Stevens Institute of Technology have developed an atomically thin magnetic semiconductor that enables faster processing speed, less energy consumption and increased storage capacity. The material works at room temperature and can be integrated with existing semiconductor technology.

SourceStevens Institute of Technology·JournalNature Communications·DateMay 13, 2020

American Journal of Preventive Medicine focuses on critical public health aspects of COVID-19

The American Journal of Preventive Medicine emphasizes the importance of addressing risks in correctional facilities and marginalized communities. Researchers outline guidelines to mitigate transmission and protect workers and prisoners, as well as caution about existing health disparities and potential exacerbation of stigma.

SourceElsevier·JournalAmerican Journal of Preventive Medicine·DateMay 13, 2020
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.

Novel treatment using patient's own cells opens new possibilities to treat Parkinson's disease

A team of investigators from McLean Hospital and Massachusetts General Hospital have successfully reprogrammed a patient's skin cells to replace lost brain cells in Parkinson's disease. The patient has shown significant improvements in daily activities and quality of life after receiving the treatment, which involves transplanting repl...

SourceMcLean Hospital·JournalNew England Journal of Medicine·DateMay 13, 2020

How plants forget

A team of scientists discovered that plants reset their epigenetic memory by removing the H3K27me3 histone mark from sperm, allowing seeds to remember only their mother's environment. This process is crucial for seed development and ensures proper flowering times.

SourceGregor Mendel Institute of Molecular Plant Biology·JournalNature Cell Biology·DateMay 13, 2020

Signs of fetal alcohol syndrome detected in womb

Researchers used magnetic resonance imaging to detect fetal brain impairments in rhesus macaques exposed to alcohol during pregnancy. The study suggests that early detection of fetal-alcohol syndrome could lead to timely therapy and improved outcomes.

SourceOregon Health & Science University·JournalProceedings of the National Academy of Sciences·DateMay 13, 2020

Mucus breakthrough could help patients breathe easy

Researchers have discovered that trefoil factors, a type of protein, bind to mucin glycoproteins in the lungs, making mucus thicker and more viscous. This knowledge could lead to new therapeutics for treating chronic respiratory diseases such as asthma, cystic fibrosis, and COPD.

SourceWalter and Eliza Hall Institute·JournalNature Communications·DateMay 13, 2020

Effectiveness of programs to enhance aspects of wisdom

A comprehensive review of 57 studies involving 7,000 participants found that programs can effectively enhance the social, emotional, and spiritual aspects of wisdom. The study suggests that interventions targeting these areas can lead to improved mental health outcomes.

SourceJAMA Network·JournalJAMA Psychiatry·DateMay 13, 2020
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.

Secure land rights essential to protect biodiversity and cultures within indigenous lands

New research highlights the importance of legally protecting large indigenous territories in Brazil to preserve biodiversity, traditional livelihoods, and cultural heritage. Almost 90% of indigenous territories retain higher native vegetation cover than their surroundings, safeguarding over 100 million hectares of forests and savannahs.

SourceUniversity of East Anglia·JournalLand Use Policy·DateMay 13, 2020
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.

First epigenetic study in 3D human cancer cells

A comprehensive epigenetic study on human tumor organoids reveals their potential as a reliable model for cancer research. The findings validate the use of these samples in biomedical research and pharmaceutical development, opening up new avenues for discovering anti-cancer treatments.

SourceJosep Carreras Leukaemia Research Institute·JournalEpigenetics·DateMay 13, 2020

Causes of tinnitus

A team of researchers at Friedrich-Alexander-Universität Erlangen-Nürnberg has developed a computer-based model to explain chronic tinnitus. The model is based on stochastic resonance, which amplifies white noise in the brain to compensate for hearing loss and increased nerve cell activity.

SourceFriedrich-Alexander-Universität Erlangen-Nürnberg·DateMay 13, 2020

Game plan for resumption of sport, exercise after COVID-19 infection

Researchers provide guidance on resuming intense exercise training after COVID-19 infection, emphasizing the importance of gradual progression and medical clearance. Athletes and highly active individuals can follow these recommendations to minimize risk of cardiac complications and return to sports safely.

SourceJAMA Network·JournalJAMA Cardiology·DateMay 13, 2020

Yale researchers discover how HIV hides from treatment

Researchers at Yale University have discovered a molecular explanation for how HIV hides in immune system cells, allowing it to remain dormant and re-emerge. By understanding this process, scientists may develop new ways to control HIV infection.

SourceYale University·JournalScience Translational Medicine·DateMay 13, 2020
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.

You cannot avoid microplastics

Researchers have found microplastics in air, drinking water, and table salt, highlighting the need for better understanding of their potential hazards to human health. Microplastics can be ingested through indoor air, especially from household plastic products, and may reach the lungs and digestive system.

SourceUniversity of Southern Denmark·JournalEnvironmental Science & Technology·DateMay 13, 2020

T. rex was a champion walker, super-efficient at lower speeds

Research finds giant T. rex relied on low-energy walking due to their massive size, contrary to previous focus on running speeds for theropod dinosaurs. The study analyzed limb proportions, body mass, and gaits of over 70 species, suggesting a trade-off between speed and efficiency in theropods.

SourcePLOS·JournalPLOS ONE·DateMay 13, 2020

Dynamics of gut bacteria follow ecological laws

Researchers discovered mathematical relationships describing gut microbiome dynamics, including Taylor's power law and drift rates. These principles help identify abnormal bacterial behavior and predict how dietary changes affect microbiomes.

SourceColumbia University Irving Medical Center·JournalNature Microbiology·DateMay 13, 2020

Chemistry job seekers face tough outlook during pandemic

The COVID-19 pandemic is disrupting the chemistry industry, with academic jobs facing hiring freezes and reduced pay. Despite this, certain sectors like pharmaceuticals and biotechnology are experiencing increased demand and hiring opportunities.

SourceAmerican Chemical Society·JournalChemical & Engineering News·DateMay 13, 2020
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.

What's Mars made of?

Scientists have measured the velocity of seismic waves in iron-sulfur alloys thought to comprise Mars' core, providing crucial information about the planet's internal structure. This study simulates the Martian core's composition and origin, helping researchers compare observations with Martian space probes.

SourceUniversity of Tokyo·JournalNature Communications·DateMay 13, 2020

How COVID-19 kills

A new study explains the mechanisms of COVID-19, revealing how the virus triggers an immune system overreaction, resulting in a cytokine storm. This can lead to respiratory failure, as well as damage to organs such as the heart and kidneys. Treatment focuses on managing symptoms and supporting organ function.

SourceFrontiers·JournalFrontiers in Public Health·DateMay 13, 2020
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.

Significant differences exist among neurons expressing dopamine receptors

Researchers identified novel region-specific molecular markers for targeting specific subpopulations of dopamine D2 receptor neurons in the striatum, revealing functional specificity among these neuron populations. The study found that D2 neurons in different areas of the brain express distinct proteins and exhibit altered functions.

SourceUniversitat Autonoma de Barcelona·JournalNature Communications·DateMay 13, 2020

Gut ecology

A team of UC Santa Barbara researchers proposes a technique called SPARC to manipulate certain parameters in a mathematical gut microbiome model toward a target composition. This approach offers a systematic understanding of how environmental factors and species interactions can be controlled to achieve a stable gut microbiome.

SourceUniversity of California - Santa Barbara·JournalPhysical Review E·DateMay 13, 2020

Assassin cells armed with anticancer drugs kill cancer masses

A research team at Pohang University of Science & Technology has developed an integrative cancer therapy using adoptive natural killer cell therapy and chemotherapy. The new method enhances the effectiveness of cell therapy in treating solid cancers by selectively releasing anticancer drugs, reducing side effects.

SourcePohang University of Science & Technology (POSTECH)·JournalAdvanced Materials·DateMay 13, 2020

Pitt researchers create durable, washable textile coating that can repel viruses

A team of researchers from the University of Pittsburgh has developed a novel textile coating that can repel viruses and bacteria, making it potential candidate for creating safely reusable personal protective equipment (PPE). The coating was tested against adenovirus types 4 and 7 and shown to be effective in repelling these viruses.

SourceUniversity of Pittsburgh·JournalACS Applied Materials & Interfaces·DateMay 13, 2020

Malaria vaccine trial samples reveal immune benchmarks for achieving protection

Researchers identified gene sets linked to protective responses in malaria vaccine trials, highlighting the role of TLR4 and NF-κB in immunity. Pre-immunization signatures also showed promise in identifying non-responders who may benefit from immune priming or interventions.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience Translational Medicine·DateMay 13, 2020
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.

Satellite technology to help tackle invasive aquatic weeds

A new study led by the University of Stirling will use satellite technology to monitor invasive aquatic weeds in neglected water bodies in India. The project aims to detect regrowth early and prevent damage to fisheries, drinking water sources, and agricultural irrigation.

SourceUniversity of Stirling·DateMay 13, 2020

EULAR 2020

The EULAR 2020 study investigates the connection between breast cancer, anti-hormonal therapy, and rheumatoid arthritis. The results show that the risk of breast cancer in women with RA is lower than in women with healthy joints, and no association was found between anti-hormonal breast cancer prophylaxis and later RA.

SourceEuropean Alliance of Associations for Rheumatology (EULAR)·JournalAnnals of the Rheumatic Diseases·DateMay 13, 2020
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.

SHEA helps hospitals navigate legal aspects of antibiotic

The Society for Healthcare Epidemiology of America has released a white paper addressing the legal implications of antibiotic stewardship programs, highlighting strategies to reduce liability and improve program structure. The guidance emphasizes the importance of protocols, documentation practices, and credentialing for ASP team members.

SourceSociety for Healthcare Epidemiology of America·JournalInfection Control and Hospital Epidemiology·DateMay 13, 2020

Blockchain: forget the criminal record, it might just save your life -- new study

A new study from the University of Bath reveals that blockchain technology can improve food quality and ensure consumer safety by providing transparency throughout the supply chain. The system creates a record of actions that is difficult to change, allowing companies to offer data and reassurance about product provenance.

SourceUniversity of Bath·JournalJournal of Supply Chain Management·DateMay 13, 2020

Researchers identify most powerful gene variant for height known to date

A team of researchers identified a previously unknown genetic variant in the FBN1 gene that is strongly associated with lower height in Peruvians and Native Americans. The variant, E1297G, was found exclusively in individuals of Native American ancestry and showed an average effect of 2.2 centimeters reduction in height.

SourceHarvard Medical School·JournalNature·DateMay 13, 2020
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.

Scientists generate millions of mature human cells in a mouse embryo

Researchers at University at Buffalo have developed a method to produce millions of mature human cells in mouse embryos, which could lead to game-changing stem cell treatments for critical diseases. The technique involves converting human pluripotent stem cells into a form compatible with the inner cell mass inside a mouse blastocyst, ...

SourceUniversity at Buffalo·JournalScience Advances·DateMay 13, 2020

Cold War nuke tests changed rainfall

Researchers at the University of Reading studied historic records from a Scottish research station to investigate how Cold War nuclear bomb tests affected rainfall. They found that cloudy days with high radioactivity generated charge were associated with thicker clouds and 24% more rain.

SourceUniversity of Reading·JournalPhysical Review Letters·DateMay 13, 2020

Color of cells a 'thermometer' for molecular imbalance, study finds

Researchers at UNSW Sydney have developed a new imaging technique that uses the color of cells as a 'thermometer' for molecular imbalance. This technology has the potential to revolutionize medical diagnostics by allowing scientists to detect and decode cell colors without needing to extract samples from the body.

SourceUniversity of New South Wales·JournalRedox Biology·DateMay 13, 2020
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.

Noble metal aerogels enabled by freezing

Researchers have developed a novel freeze-thaw method to create noble metal aerogels with high surface areas and self-healing properties. These aerogels exhibit impressive light-driven photoelectrocatalytic performance, outperforming commercial palladium-on-carbon catalysts.

SourceTechnische Universität Dresden·JournalAngewandte Chemie International Edition·DateMay 13, 2020

'The head-tail of tadpoles': The dynamics of polymers with a very singular shape

Researchers have discovered that polymers formed from the union of circular and linear components display slower molecular dynamics due to the 'harpooning' effect between heads and tails. This leads to a more viscous compound with potential applications in materials engineering and pharmaceuticals.

SourceScuola Internazionale Superiore di Studi Avanzati·JournalACS Macro Letters·DateMay 13, 2020

FSU researchers find even small disturbances can trigger catastrophic storms

Researchers at Florida State University have found that even minor changes in atmospheric conditions can lead to the development of hurricanes. The study used numerical models to simulate cloud formation and found that most simulations produced major hurricanes in a range of latitudes, including areas near the equator.

SourceFlorida State University·JournalJournal of Advances in Modeling Earth Systems·DateMay 13, 2020

Early detection of Alzheimer's disease with dynamic MRI measurement of glucose in brain

A new study developed a non-invasive molecular imaging approach using dynamic MRI to measure glucose level changes in the brain lymphatic system. This method helps identify Alzheimer's disease at early stages, allowing treatments to start promptly. The technique uses glucose as a 'tracer' and is compatible with existing MRI machines, m...

SourceCity University of Hong Kong·JournalScience Advances·DateMay 13, 2020
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.

Is video game addiction real?

A recent six-year study on video game addiction found that about 90% of gamers do not play in a way that is harmful or causes negative long-term consequences. However, a significant minority can become truly addicted to video games, suffering mentally and socially. The study identified predictors such as being male and having low level...

SourceBrigham Young University·JournalDevelopmental Psychology·DateMay 13, 2020

New comet discovered by ESA and NASA solar observatory

Comet SWAN was first spotted in April 2020 using data from SOHO's Solar Wind Anisotropies instrument, releasing huge amounts of water into space. It is the 3,932nd comet discovered using SOHO data and will make its closest approach to Earth on May 13 at a distance of about 53 million miles

SourceNASA/Goddard Space Flight Center·DateMay 13, 2020

Field study reveals how ammonia isotope molecules diffuse in air

Researchers tested three passive samples and found lower effective sampling rates due to incorrect mass transfer correction factors. They also discovered a diffusion isotope effect affecting ammonia isotope compositions, with a significant bias of 15.4‰ in urban Beijing.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalAdvances in Atmospheric Sciences·DateMay 13, 2020
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.

Food allergy may be underdiagnosed in children on Medicaid

A recent study analyzing Medicaid claims data found a lower prevalence of food allergy among enrolled children (0.6%) compared to previous estimates (7.6%). The research suggests potential under-diagnosis and highlights disparities in adequate management, particularly for racial and ethnic groups.

SourceAnn & Robert H. Lurie Children's Hospital of Chicago·JournalAcademic Pediatrics·DateMay 13, 2020

Developing microbeam radiation therapy (MRT) for inoperable cancer

Microbeam radiation therapy (MRT) uses high-energy X-ray beams to target tumors while sparing healthy tissue. The research team has identified the optimal energy range and developed a precise measurement detector technique to ensure safety and effectiveness for human treatment.

SourceUniversity of Saskatchewan·JournalPhysics in Medicine and Biology·DateMay 13, 2020

New, rapid mechanism for atmospheric particle formation

Researchers at Carnegie Mellon University have identified a previously unknown mechanism that enables the rapid growth of atmospheric particles. This discovery could help model climate change and reduce air pollution in cities by explaining how tiny particles form and grow.

SourceCarnegie Mellon University·JournalNature·DateMay 13, 2020
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.

Cancer cells deactivate their 'Velcro' to go on the attack

Researchers at Université catholique de Louvain discovered that cancer cells can deactivate the CD166 'Velcro' protein on their surface, allowing them to migrate more easily and form metastases. This fundamental mechanism may lead to the development of new solutions to block metastasis and slow down cancer progression.

SourceUniversité catholique de Louvain·JournalNature Communications·DateMay 13, 2020

COVID-19 in children with cancer in New York

A new study reveals that children with cancer in New York are disproportionately affected by COVID-19, with a higher risk of severe illness. The research highlights the importance of prioritizing vaccine administration and infection control measures to protect these vulnerable patients.

SourceJAMA Network·JournalJAMA Oncology·DateMay 13, 2020

COVID-19 disease map: LCSB researchers coordinate international effort

The LCSB researchers are coordinating an international collaboration to build a COVID-19 Disease Map, a comprehensive repository of virus-host interaction mechanisms. The map will support research and improve our understanding of the disease by providing a graphical, interactive representation of the disease mechanisms.

SourceUniversity of Luxembourg·JournalScientific Data·DateMay 13, 2020

Coordination polymer glass provides solid support for hydrogen fuel cells

Researchers at Kyoto University have created a coordination polymer glass membrane that functions similarly to liquid-based counterparts but offers improved mechanical and thermal stability. The new membrane enables efficient proton movement under dry conditions, leading to higher voltage production in hydrogen fuel cells.

SourceKyoto University·JournalChemical Science·DateMay 13, 2020
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.

Twin antibodies show neutralizing activity against SARS-CoV-2

Two neutralizing antibodies, B38 and H4, have been identified against SARS-CoV-2. Preliminary tests in a mouse model show reduced virus titers, suggesting therapeutic benefits and potential for vaccine development.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateMay 13, 2020

Humpback whales may risk collision with vessels in the Magellan Strait

A new study found that humpback whales are at risk of collision with vessels in the Magellan Strait, with some individuals encountering ships up to 18 times per season. The researchers propose speed limits and mandatory observers on commercial vessels to reduce the risk of injury or death.

SourceSmithsonian Tropical Research Institute·JournalMarine Policy·DateMay 13, 2020

Designing flexible and stretchable single crystal electronic systems

The study created flexible single crystal electronic systems by using organic semiconductors that can be stretched over 10%, exceeding the elastic limit of most single crystals. This breakthrough could enable new applications in sensors and robotics.

SourceBeckman Institute for Advanced Science and Technology·JournalAngewandte Chemie·DateMay 13, 2020
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.

T. rex's long legs were made for marathon walking

A new study by University of Maryland researchers suggests that long legs evolved among the biggest dinosaurs to help them conserve energy and go the distance while searching for prey. The study found that larger dinosaur species with longer legs needed less energy to move, giving them an advantage in terms of efficiency.

SourceUniversity of Maryland·JournalPLOS ONE·DateMay 13, 2020

New treatment extends lives of people with most common type of liver cancer

A new treatment combination of atezolizumab and bevacizumab has significantly improved survival for people with hepatocellular carcinoma, reducing mortality risk by 42% and increasing cancer response rates. The therapy is being reviewed for FDA approval under a Real-Time Oncology Review pilot program.

SourceUniversity of California - Los Angeles Health Sciences·JournalNew England Journal of Medicine·DateMay 13, 2020

Astronomers find regular rhythms among pulsating stars

Researchers have discovered a class of pulsating stars with remarkably regular high-frequency pulsation modes, opening up new ways to determine the masses and internal structures of these intermediate-sized stars. This breakthrough uses precise data from NASA's TESS mission to cut through noise and reveal clear patterns.

SourceUniversity of Sydney·JournalNature·DateMay 13, 2020

Infecting the mind: Burnout in health care workers during COVID-19

Researchers identify four areas of stress: occupational hazards, process inefficiencies, financial instability, and national vs. local responses. Mitigation strategies include improved PPE, training, and disaster management plans to reduce burnout among healthcare workers.

SourceTexas A&M University·JournalAnesthesia & Analgesia·DateMay 13, 2020

3D VR blood flow to improve cardiovascular care

Biomedical engineers at Duke University developed a massive fluid dynamics simulator to model blood flow through the full human arterial system, providing guidance for treatment plans. A new graphical user interface called Harvis allows clinicians to easily explore options without expertise in computer science.

SourceDuke University·JournalJournal of Computational Science·DateMay 13, 2020
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.

Contrasting trends of PM2.5 and surface ozone in China

A recent study found a significant decrease in PM2.5 concentrations in eastern China and corresponding reductions in heavily polluted days. However, surface ozone levels have been increasing in most cities during the same period, indicating stronger photochemical pollution.

SourceScience China Press·JournalNational Science Review·DateMay 13, 2020

Genetic testing among individuals with ASD

A study of nearly 1,300 individuals with ASD found that many receive recommended genetic tests, but factors such as insurance coverage and provider recommendations influence the rates. The findings highlight the importance of personalized approach to genetic testing for individuals with ASD.

SourceJAMA Network·JournalJAMA Psychiatry·DateMay 13, 2020

New insights into links between national income and obesity

Analysis of data from 147 countries found a strong association between rising incomes and increasing obesity rates, with an average increase in obesity rates for every 1% rise in GDP per capita. The study suggests that policy initiatives may be necessary to combat obesity in low- and middle-income countries undergoing income growth.

SourcePLOS·JournalPLOS ONE·DateMay 13, 2020
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.

NMR confirms molecular switches retain function in 2D-array

Researchers from IOCB Prague synthesized regular 2D assemblies of isotopically labelled molecular switches, measuring their isomerization properties. The team found that formation of the assembly does not compromise the photochemical switching properties of the embedded molecules.

SourceInstitute of Organic Chemistry and Biochemistry of the Czech Academy of Sciences (IOCB Prague)·JournalJournal of the American Chemical Society·DateMay 13, 2020

New map reveals distrust in health expertise is winning hearts and minds online

Researchers found that communities doubting establishment health guidance are more effective than government agencies at engaging undecided individuals on Facebook. Anti-vaccination communities offer diverse narratives that can appeal to a broader audience, while pro-vaccination communities focus on established public health benefits.

SourceGeorge Washington University·JournalNature·DateMay 13, 2020
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.

Aerobics may be a smart workout for your brain at any age

Researchers found that six months of aerobic exercise improved executive function and verbal fluency by 5.7% and 2.4%, respectively. Blood flow to the brain increased significantly with exercise, associated with modest but significant improvements in thinking abilities.

SourceAmerican Academy of Neurology·JournalNeurology·DateMay 13, 2020

In victory over polio, hope for the battle against COVID-19

The prevention of polio epidemics is a signature success of science in the 20th century. A new vaccine developed by Jonas Salk and later improved upon by Albert Sabin helped eradicate polio in the West, with the disease no longer a serious threat.

SourceUniversity of Virginia Health System·JournalScience·DateMay 13, 2020

COVID-19 news from Annals of Internal Medicine

The American College of Physicians has issued new Practice Points stating that hydroxychloroquine and azithromycin do not support COVID-19 prophylaxis or treatment. However, they may be used in clinical trials with informed decision-making. Additionally, research suggests that RT-PCR tests for SARS-CoV-2 have low sensitivity, particula...

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·DateMay 13, 2020

Speeding up long-range coherent LiDAR

Researchers at EPFL have developed a new way to implement parallel FMCW LiDAR by using integrated nonlinear photonic circuitry. The technology enables up to 30 independent FMCW LiDAR channels, improving acquisition rates tenfold for autonomous vehicle applications.

SourceEcole Polytechnique Fédérale de Lausanne·JournalNature·DateMay 13, 2020

'Pingers' could save porpoises from fishing nets

Researchers found that pingers significantly reduced harbour porpoise detection, with a 37% decrease near active devices, while having no impact on long-term use or feeding grounds. The study suggests an effective solution to reduce bycatch in gill-net fisheries.

SourceUniversity of Exeter·JournalFrontiers in Marine Science·DateMay 13, 2020
Fluke 87V Industrial Digital Multimeter

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

A deep look into the gut's hormones

The study reveals 10 major hormone types and their interactions, shedding light on how enteroendocrine cells sense food and regulate hunger and satiety. The discovery offers new avenues for treating diseases like type 2 diabetes and obesity.

SourceHubrecht Institute·JournalCell·DateMay 13, 2020

ECOG-ACRIN research at ASCO 2020

Researchers with the ECOG-ACRIN Cancer Research Group presented new findings on breast cancer treatment trials, including TAILORx and NCI-MATCH. The studies found that women under 40 are at risk for early discontinuation of hormone therapy, and insurance status plays a key role in adherence to adjuvant hormone therapy.

SourceECOG-ACRIN Cancer Research Group·DateMay 13, 2020

SARS-CoV-2: A new song recalls an old melody

Researchers stress importance of detecting neutralizing antibodies in recovered patients. Studies on animal models inform vaccine design to prevent severe disease and death. Professor Subbarao draws parallels between SARS and COVID-19 viruses.

SourceUniversity of Melbourne·JournalCell Host & Microbe·DateMay 13, 2020
Meta Quest 3 512GB

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

Older, larger companies benefit from not investing in worker safety, study finds

A recent study found that companies with worker injury claims are more likely to survive than those without claims, particularly among larger and older organizations. This suggests that current regulations may not be enough to protect workers and that future regulations need to reward innovation in workplace safety.

SourceOregon State University·JournalManagement Science·DateMay 13, 2020

Strong relationships promote physical activity in older adults

A new study from the University of Hawaii at Manoa found that strong relationships are key to influencing physical activity in older adults. Participants with higher educational attainment and a strong relationship with others were more likely to meet physical activity guidelines.

SourceUniversity of Hawaii at Manoa·JournalJournal of Aging and Physical Activity·DateMay 13, 2020
Celestron NexStar 8SE Computerized Telescope

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

School closure during COVID-19 pandemic

A recent study published in JAMA Pediatrics investigates the effectiveness of school closure as a preventive measure against COVID-19. The researchers found that school closure had a moderate impact on reducing transmission and hospitalization rates.

SourceJAMA Network·JournalJAMA Pediatrics·DateMay 13, 2020

Study finds only 3% of individuals with autism receive recommended genetic tests

A study analyzing data from the Rhode Island Consortium for Autism Research and Treatment found that only 3% of individuals diagnosed with autism spectrum disorder reported having fully received clinical genetic tests recommended by medical professional societies. The study reveals a dissonance between professional recommendations and ...

SourceBrown University·JournalJAMA Psychiatry·DateMay 13, 2020

Proper synaptic joint will get you good night's sleep

A research team found that PTPδ is crucial for synaptic development and sleep behavior in mice. Genetic deletion of PTPδ leads to disruptions in brain structure, function, and behavior, resulting in hyper-locomotor activity, increased anxiety, and decreased sleep.

SourceInstitute for Basic Science·JournalThe EMBO Journal·DateMay 13, 2020
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.

'Lettere patenti' help assess intensity of historic central Italian earthquakes

Researchers used 'Lettere Patenti' documents to calculate intensities for a 1703 earthquake sequence in central Italy, revealing that the main earthquakes were likely intensity V or VI. The study provides a more realistic view of the earthquakes' impact than historical reports, shedding new light on seismic intensity assessment.

SourceSeismological Society of America·JournalSeismological Research Letters·DateMay 13, 2020

Job skills training leads to long-term reduction in drug abuse

A study by Ohio State University found that job skills training significantly reduced the use of illicit drugs like cocaine and heroin in low-income youth. After 16 years, only 2.8% of those who received job skills training used these drugs, compared to 5.2% of those who received basic services.

SourceOhio State University·JournalAmerican Journal of Public Health·DateMay 13, 2020

Effects of internet CBT for health anxiety on par with face-to-face treatment

A randomized noninferiority clinical trial found that internet-based cognitive behavioral therapy for health anxiety had similar effects to traditional face-to-face treatment. The study involved 204 adults with health anxiety and showed that online therapy was effective despite limited therapist-patient interaction.

SourceKarolinska Institutet·JournalJAMA Psychiatry·DateMay 13, 2020
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.

Supercomputing drug screening for deadly heart arrhythmias

Scientists developed a computational pipeline to screen drugs for induced arrhythmias, distinguishing between proarrhythmic agents and safe ones. The pipeline uses multi-scale computer simulation data to predict proarrhythmia vulnerability, enabling the identification of potentially toxic compounds.

SourceUniversity of Texas at Austin, Texas Advanced Computing Center·JournalCirculation Research·DateMay 13, 2020

How a mint became catmint

A team of researchers discovered the genome sequence of catmint, revealing unique enzymes responsible for producing the cat attractant nepetalactone. The ability to produce iridoids had been lost in ancestors of catmint, but was later re-evolved in this species.

SourceMax Planck Institute for Chemical Ecology·JournalScience Advances·DateMay 13, 2020

Yes, inflammatory bowel disease and celiac disease are linked

Researchers at McMaster University have established a strong association between inflammatory bowel disease (IBD) and celiac disease. The study found a nine-fold increased risk of IBD in patients with a previous diagnosis of celiac disease, highlighting the importance of proper screening and treatment for both conditions.

SourceMcMaster University·JournalGASTROENTEROLOGY·DateMay 13, 2020

Mysterious delta Scuti stars start to surrender secrets

A new study by an international team of astrophysicists has discovered a subset of delta Scuti stars with simpler and more understandable pulsation spectra. This breakthrough could provide valuable insights into the internal structures of these stars, which have long been challenging to study due to their random spectra.

SourceUniversity of Birmingham·JournalNature·DateMay 13, 2020

Virus protein discovery reveals new plant-animal class of cell division disruptors

Researchers have identified a novel plant-animal class of cell division disruptors, including the 17K protein from cereal-infecting viruses. The discovery reveals that these proteins can inhibit host cell growth by disrupting cell division, making them potential targets for controlling viral diseases in humans and crop plants.

SourceChinese Academy of Sciences Headquarters·JournalScience Advances·DateMay 13, 2020

How the body makes triglycerides

Researchers at Baylor College of Medicine and Princeton University have discovered the 3D structure and mode of action of diacylglycerol O-acyltransferase-1 (DGAT1), a key enzyme in triglyceride synthesis and fat absorption. This finding opens opportunities for designing novel strategies to manage obesity and other metabolic diseases.

SourceBaylor College of Medicine·JournalNature·DateMay 13, 2020

Excess coffee consumption a culprit for poor health

A recent study found that excessive coffee consumption can increase the risk of osteoarthritis, arthropathy, and obesity. The research analyzed data from over 300,000 participants and used a genetic approach to establish true effects on various diseases.

SourceUniversity of South Australia·JournalClinical Nutrition·DateMay 13, 2020

Jones named fellow of the Institute of Industrial and Systems Engineers

Erick C. Jones, a renowned researcher at the University of Texas at Arlington, has been recognized as a Fellow of the Institute of Industrial and Systems Engineers (IISE). He is internationally recognized for his pioneering work on radio-frequency identification technologies, Lean Six Sigma Quality Management, and autonomous inventory ...

SourceUniversity of Texas at Arlington·DateMay 13, 2020

Asymmetric iodoesterification of simple alkenes by concerto catalyst

Japanese researchers have successfully developed an asymmetric iodoesterification catalyst, combining four chemical bonds to coordinate the formation of one catalyst. This breakthrough enables the industrial-scale production of optically active esters with high efficiency and precision.

SourceChiba University·JournalAngewandte Chemie International Edition·DateMay 13, 2020

Coffee linked to lower body fat in women

A recent study by Anglia Ruskin University found that women who drink two or three cups of coffee per day have significantly lower total body and abdominal fat compared to those who drink less. The study suggests that compounds in coffee may have anti-obesity properties, potentially making it a useful addition to a healthy diet strategy.

SourceAnglia Ruskin University·JournalJournal of Nutrition·DateMay 13, 2020

A disease trigger for pancreatitis has been identified

A study published in Gastroenterology identified a genetic defect in the calcium channel TRPV6 as a cause of early-onset chronic pancreatitis. The researchers found that the absence of this gene led to inflammation and fibrotic changes in the pancreas, paving the way for new therapeutic interventions.

SourceTechnical University of Munich (TUM)·JournalGASTROENTEROLOGY·DateMay 13, 2020

Reddit reveals peaks of public interest in COVID-19 topics

A study by researchers at the University of Pennsylvania School of Medicine used machine learning to track surges in interest in COVID-19 topics on Reddit. The analysis showed that areas of interest ebbed and flowed, with hand-washing and mask-wearing being discussed before official guidelines were issued.

SourceUniversity of Pennsylvania School of Medicine·JournalJournal of General Internal Medicine·DateMay 13, 2020

Gut microbiome influences ALS outcomes

Researchers identified a new gut-brain connection in ALS, finding that altering the gut microbiome can prevent or improve disease symptoms in mice with a common genetic mutation. The study suggests that the gut microbiome may influence disease severity and could be a target for therapy.

SourceHarvard University·JournalNature·DateMay 13, 2020

Artificial intelligence helps researchers up-cycle waste carbon

Researchers used AI to speed up the search for a key material in a new catalyst that converts carbon dioxide into ethylene with record efficiency. The resulting electrocatalyst has an 80% faradaic efficiency, a new record for this reaction, and shows promise for clean energy storage and carbon capture.

SourceUniversity of Toronto Faculty of Applied Science & Engineering·JournalNature·DateMay 13, 2020

UH astronomers decipher rhythm among young stars

Researchers used TESS data to detect regular patterns in delta Scuti star pulsations, allowing them to understand the internal structure of massive nuclear furnaces. The findings provide a window into the past, enabling scientists to study how stars and their planets form and change over time.

SourceUniversity of Hawaii at Manoa·JournalNature·DateMay 13, 2020

Join ACC, global partners for dedicated week of action on NCDs

The American College of Cardiology and global partners will host a Week of Action from May 18 to 24 to raise awareness about non-communicable diseases. The event celebrates the launch of the ACC's NCD Academy, which provides free mobile app-based training for primary care providers.

SourceAmerican College of Cardiology·DateMay 13, 2020

How blocking iron drives the lung immune system to control infection

Scientists at Trinity College Dublin have discovered that the iron chelator DFX supports lung immunity against tuberculosis by driving the activation of glycolysis, a key metabolic pathway. This process helps immune cells make energy to fight infection and improves macrophages' ability to address TB infection.

SourceTrinity College Dublin·JournalFrontiers in Immunology·DateMay 13, 2020

Low-income children and COVID-19

Hardships faced by low-income children during the COVID-19 pandemic led to calls for improved education systems. The article suggests reforms to better support vulnerable populations in the future.

SourceJAMA Network·JournalJAMA Pediatrics·DateMay 13, 2020

Microbiome therapy protects against recurrent bacterial vaginosis

Researchers found that LACTIN-V, a product containing healthy vaginal bacteria, significantly reduced the recurrence of bacterial vaginosis (BV) in women. The study also suggests that LACTIN-V may have the potential to prevent HIV infection and preterm birth.

SourceUniversity of California - San Francisco·JournalNew England Journal of Medicine·DateMay 13, 2020

X-ray imaging of atomic nuclei

Researchers successfully image atomic nuclei in three materials using a new microscopy type called ANXRI, which combines aberration-corrected STEM and EDS. The accuracy of ANXRI reaches 1 pm, allowing for adjustable individual imaged sizes of atomic nuclei.

SourceScience China Press·JournalScience China Materials·DateMay 13, 2020

'Off-road' mode enables mobile cells to move freely

Researchers at IST Austria found that actin flows from front to tail, driving cell movement, and can couple with environment without integrins, enabling flexible crawling through tissues. This 'off-road' mode of locomotion allows cells to migrate efficiently in various environments.

SourceInstitute of Science and Technology Austria·JournalNature·DateMay 13, 2020

Soybean seeding rates and risk

A recent study by Corteva Agriscience and universities across the US has determined the optimal seeding rate for soybean growers, providing help to reduce risk and optimize yield potential. The research found that farmers should increase seeding rates in areas of lower productivity and reduce them in areas of higher productivity.

SourceAmerican Society of Agronomy·JournalAgronomy Journal·DateMay 13, 2020

The makings of a crystal flipper

Researchers fabricate crystal that flips back and forth in response to lighting conditions, enabling complex task prosecution. The discovery sheds light on the arrangement of azobenzene molecules within the crystal, which plays a crucial role in initiating the periodic behavior.

SourceHokkaido University·DateMay 13, 2020

Missing component of innate immune signaling identified

Researchers at CeMM have identified a new key element, TASL, responsible for sorting out pathogen challenges and modulating inflammatory responses. The discovery highlights potential new targets for treating autoimmune diseases and overreaction to infections.

SourceCeMM Research Center for Molecular Medicine of the Austrian Academy of Sciences·JournalNature·DateMay 13, 2020

Tiny RNA that should attack coronavirus diminish with age, disease

Researchers found that tiny RNAs that target the SARS-CoV-2 virus are associated with over 72 biological processes and decline with age and underlying medical conditions. The study suggests that replenishing these microRNAs could help restore immunity against the virus.

SourceMedical College of Georgia at Augusta University·JournalAging and Disease·DateMay 13, 2020

Pofatu: A new database for geochemical 'fingerprints' of artefacts

The Pofatu Database provides a comprehensive compilation of geochemical analyses and contextual information for archaeological sources and artefacts. It enables researchers to reconstruct ancient strategies of raw material and artefact procurement, facilitating comparability and reproducibility in provenance studies.

SourceMax Planck Institute of Geoanthropology·JournalScientific Data·DateMay 13, 2020

Oink, oink makes the pig

Researchers at TU Dresden discovered that pictures and gestures improve children's memory of English vocabulary, even six months after learning. This finding challenges the assumption that sensorimotor enrichment is more beneficial for kids than sensory-only enrichment.

SourceTechnische Universität Dresden·JournalEducational Psychology Review·DateMay 13, 2020

A new, highly sensitive chemical sensor uses protein nanowires

A team at UMass Amherst has developed a highly sensitive chemical sensor using protein nanowires, which can detect ammonia in the air with high accuracy. The sensors are biodegradable, low-cost, and produced sustainably by bacteria, offering a promising solution for agriculture, environment, and biomedicine applications.

SourceUniversity of Massachusetts Amherst·JournalNano Research·DateMay 13, 2020