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Science News for June 12, 2020


Keeping governments accountable: The COVID-10 assessment scorecard

A new commentary proposes six broad actions for governments to improve their responses to COVID-19 and future health crises. The scorecard includes 19 statements that can be rated 1-5 to rate government response and assess pandemic readiness, aiming to restore public faith in healthcare systems.

SourceCUNY Graduate School of Public Health and Health Policy·JournalNature Medicine·DateJun 12, 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.

Protecting scientific diversity

The COVID-19 pandemic poses major challenges to scientists from underrepresented groups, including women and minority communities. The international appeal emphasizes the importance of promoting diversity, equity and inclusion in science to overcome these challenges. The authors recommend improved gender equality measures, targeted fun...

SourceUniversity of Göttingen·JournalNature Ecology & Evolution·DateJun 12, 2020

Self-swabbing tests for COVID-19 accurate and safe, Stanford study reports

A Stanford University School of Medicine study found that self-collected nasal swab samples yielded results as accurate as those collected by healthcare workers, paving the way for widespread at-home testing. The study also explored how long infected individuals remain contagious and provided insights into viral shedding patterns.

SourceStanford Medicine·JournalJournal of the American Medical Association·DateJun 12, 2020

COVID-19 may trigger new diabetes, experts warn

Emerging evidence suggests COVID-19 may trigger new-onset diabetes in healthy people and exacerbate pre-existing conditions. The Global Registry aims to understand the relationship between COVID-19 and diabetes, informing treatment strategies.

SourceKing's College London·JournalNew England Journal of Medicine·DateJun 12, 2020
Apple iPhone 17 Pro

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

Bird feeding helps females more than males

A study found that female great tits can reduce their body temperature at night when fed supplemental food during winter, increasing survival chances. In contrast, male great tits do not exhibit a similar response, suggesting males prioritize access to food.

SourceLund University·JournalBiology Letters·DateJun 12, 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.

COVID-19 in Geneva, less than 11% have been infected

A study of 2,766 people in Geneva found that only 10.8% had been infected with Covid-19, with children under 9 and the elderly having a lower seroprevalence. Protective measures contributed to the decline of the pandemic.

SourceUniversité de Genève·JournalThe Lancet·DateJun 12, 2020

Minimizing thermal conductivity of crystalline material with optimal nanostructure

The study successfully minimizes thermal conductivity by designing and fabricating an optimal nanostructure-multilayer material through materials informatics. The researchers created a superlattice structure that maximizes wave interference of lattice vibrations to regulate thermal conductivity at near room temperature.

SourceJapan Science and Technology Agency·JournalPhysical Review X·DateJun 12, 2020

Steering new mobility in the right direction

The report offers tools for cities to update local policy and code to meet the transportation realities of today, focusing on regulation of the built environment and new travel modes. Cities can use community goals to guide how new technologies are regulated.

SourcePortland State University·DateJun 12, 2020

Study reveals impacts of climate change on migrating mule deer

A new University of Wyoming study reveals that drought reduces the availability of key food resources by shortening the duration of spring green-up, altering the progression of the "green wave" across the landscape. As a result, the benefits of migration for mule deer and other migratory herbivores are likely to decrease.

SourceUniversity of Wyoming·JournalGlobal Change Biology·DateJun 12, 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.

Heart attack in a dish: a 3D model

Researchers have developed a 3D model of the human heart to study heart attacks and drug toxicity. The model uses induced pluripotent stem cells to recreate the physiological conditions that occur during a heart attack, providing insights into how cells respond in the short term and long-term damage.

SourceMedical University of South Carolina·JournalNature Biomedical Engineering·DateJun 12, 2020

Mazin advancing theory of Ising superconductivity

Igor Mazin creates a quantitative, material-dependent theory for exceptional resilience in Ising superconductors, inspiring new experimental studies and potential applications in quantum computing. Funding of $450,000 from the US Department of the Navy supports this research until April 2023.

SourceGeorge Mason University·DateJun 12, 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.

Transient increase in blood pressure promotes some blood vessel growth

Researchers discovered a mechanism by which blood vessels' inner liner grows in response to transient increases in blood pressure. This process may lead to therapeutics that cut off tumors or help rebuild damaged vessels. The study's findings have implications for combating tumor growth and disease.

SourceTokyo University of Agriculture and Technology·JournalCommunications Biology·DateJun 12, 2020

Protecting bays from ocean acidification

Researchers found that strong photosynthesis in SAV beds increases pH and generates high carbonate levels, which are then transported downstream to neutralize acidic waters. The study suggests that SAV beds play a key role in combating ocean acidification.

SourceUniversity of Delaware·JournalNature Geoscience·DateJun 12, 2020

Printed perovskite LEDs

Scientists at HZB have successfully produced functional light-emitting diodes using a metal halide perovskite material. The new printing process enables the creation of printed LEDs with significantly better optical and electronic characteristics compared to traditional additive manufacturing processes.

SourceHelmholtz-Zentrum Berlin für Materialien und Energie·JournalMaterials Horizons·DateJun 12, 2020

Genetics could help diagnose diabetes in Indians, study shows

A new genetic risk score has been found to be effective in diagnosing type 1 diabetes in Indians, even in its current form based on European data. Genetic differences between Indian and European populations suggest that the test could be further improved to enhance outcomes.

SourceUniversity of Exeter·JournalScientific Reports·DateJun 12, 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.

Unlocking PNA's superpowers for self-assembling nanostructures

A method for self-assembling nanostructures with gamma-modified peptide nucleic acid (γPNA) has been developed by Carnegie Mellon University researchers. The process enables the formation of complex, all-PNA nanostructures in organic solvent solutions, holding promise for nanofabrication and nanosensing.

SourceCollege of Engineering, Carnegie Mellon University·JournalNature Communications·DateJun 12, 2020

Changes in frequency of sex among US adults

A survey study found that US adults aged 18-44 experienced a decline in the frequency of sexual activity and an increase in the number of sexual partners. The study suggests factors associated with these changes include demographic characteristics, relationship status, and socio-economic status.

SourceJAMA Network·JournalJAMA Network Open·DateJun 12, 2020

As rare animals disappear, scientist faces 'ecological grief'

A conservation biologist reflects on losing species like saiga antelopes and Huemel deer, highlighting the complexities of conservation. She shares her hope for success stories in protected areas like Yellowstone National Park and the importance of focusing on rare species.

SourceUniversity of Colorado at Boulder·JournalFrontiers in Ecology and Evolution·DateJun 12, 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.

Discovery of oldest bow and arrow technology in Eurasia

Researchers have found evidence of the earliest use of bow-and-arrow technologies in the tropical rainforests of Sri Lanka, dating back to ~48,000 years ago. This discovery challenges traditional assumptions about human innovation and cultural development in extreme environments.

SourceMax Planck Institute of Geoanthropology·JournalScience Advances·DateJun 12, 2020

Parasites and the microbiome

Researchers found that parasite infection was strongly associated with the overall composition of the microbiome, which could accurately predict a person's country and lifestyle. The study also discovered that the presence of four soil-transmitted gut parasites tended to co-occur at a higher rate than chance.

SourceUniversity of Pennsylvania·JournalGenome Biology·DateJun 12, 2020

Hibernation in mice: Are humans next?

Researchers at the University of Tsukuba and RIKEN in Japan have identified specific cells in the mouse brain that can trigger a hibernation-like state when activated. This discovery has significant implications for potential human hibernation applications, including medical uses such as emergency transport or critical care situations.

SourceUniversity of Tsukuba·JournalNature·DateJun 12, 2020

Scientists call for long-term research on ozone source apportionment

Ozone pollution in China's most populated and industrialized city clusters poses a great challenge due to diverse precursors. Long-term research is necessary to accurately determine main sources of ozone and inform effective control strategies.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalAtmospheric and Oceanic Science Letters·DateJun 12, 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.

Water bacteria have a green thumb

A new species of bacteria, Stieleria maiorica, produces stieleriacines, which act as signalling molecules to control the composition of marine biofilms. This allows planctomycetes to outcompete other bacteria for resources.

SourceFriedrich-Schiller-Universitaet Jena·JournalCommunications Biology·DateJun 12, 2020

Cash me outside: Transfers to the poor linked to eco-benefits

A new study found that Indonesia's national anti-poverty program reduced deforestation by 30% through cash transfers. The program provided poor households with conditional cash transfers, which helped reduce forest cover loss and protect biodiverse primary forests.

SourceJohns Hopkins University·JournalScience Advances·DateJun 12, 2020

Case series: Teriflunomide therapy in COVID-19 patients with MS

A case series of five MS patients with favorable outcomes after developing COVID-19 while taking teriflunomide reveals potential benefits of the drug in preventing excessive immune responses. The study suggests that teriflunomide may not need to be discontinued in patients with MS who develop an active COVID-19 infection.

SourceBrigham and Women's Hospital·JournalJournal of Neurology·DateJun 12, 2020

Scientists report heavy ion transfer in charged vdW cluster for the first time

Researchers observe exotic heavy N+ ion transfer channel in a charged Van der Waals cluster, leading to novel scenarios such as NAr+ formation. The study sheds light on microdynamics of biological systems and potential importance in understanding cancer therapy by heavy ion irradiation.

SourceChinese Academy of Sciences Headquarters·JournalNature Communications·DateJun 12, 2020

School may be the key to improvement for children in social care

Children in social care have poorer mental health and school performance, but trust school staff and perform better after individual assessments. School-based interventions can help these children do better, with improved intelligence, literacy, and mathematical skills, according to a new study.

SourceLinköping University·JournalFrontiers in Psychology·DateJun 12, 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.

University of Michigan researchers identify new approach to turning on the heat in energy-burning fat cells

Researchers at the University of Michigan have discovered a new signaling pathway that can regulate beige fat thermogenesis independently of adrenergic signaling. This discovery opens a new direction for approaching metabolic disorders and could potentially provide a treatment option for patients with catecholamine resistance.

SourceUniversity of Michigan·JournalDevelopmental Cell·DateJun 12, 2020

Pandemics and the environment: China's COVID-19 interventions reduced nitrogen dioxide levels

Satellite measurements revealed a 48% drop in nitrogen dioxide densities over China following government announcements of the first reported COVID-19 case and lockdowns. This significant reduction is attributed to a substantial decrease in fossil fuel consumption, with an additional 21% drop compared to 2015-2019.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience Advances·DateJun 12, 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.

The best parents: Genetically as divergent as possible with similar preferences

Researchers found that hybrids become more productive as genetic distance between parents increases, contradicting previous contradictory studies. The team's study provides clarity to the issue, enabling rational selection of crossing partners for breeding new hybrid varieties.

SourceLeibniz Institute of Plant Genetics and Crop Plant Research·JournalScience Advances·DateJun 12, 2020

Analysing the effects two decades after a mining spill

A study by University of Seville experts found an important decrease in total metal concentrations and a shift towards less toxic forms in the River Guadiamar sediment. The research suggests that measures taken after the disaster have improved water quality, but ongoing monitoring is necessary to maintain this progress.

SourceUniversity of Seville·JournalJournal of Environmental Management·DateJun 12, 2020

State-level R&D tax credits spur growth of new businesses

A new study by MIT professors finds that state-level R&D tax credits significantly spur high-quality new-firm growth, while investment tax credits have a slightly negative economic impact on innovative activity. The study's authors suggest that the former supports ambitious startup firms, fostering entrepreneurship and business dynamism.

SourceMassachusetts Institute of Technology·JournalEconomic Development Quarterly·DateJun 12, 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.

Modeling the trajectory of COVID-19 cases in settings with weaker health systems

A new modeling study evaluates COVID-19 epidemics in lower-income countries and finds that even with reduced risk due to younger populations, limited healthcare capacity and inter-generational contact increase overall risk. Mitigation strategies are crucial to prevent health system overburdening.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateJun 12, 2020

Pitt study shows optical fields can modify electrons in metal

Researchers at the University of Pittsburgh have discovered that applying intense optical fields to electrons in metals can change their electronic properties. This 'dressing' effect allows for potential applications in conventional electronics, quantum computing, and entirely new areas of research.

SourceUniversity of Pittsburgh·JournalNature Communications·DateJun 12, 2020

Cytokine implicated in HLH treatment resistance

Researchers found that interleukin-2 is critically important to driving resistance to dexamethasone in HLH. Blocking interleukin-2's effect can re-sensitize T cells to dexamethasone, making the combination of dexamethasone and ruxolitinib a promising treatment for HLH.

SourceSt. Jude Children's Research Hospital·JournalBlood·DateJun 12, 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.

New algorithm uses artificial intelligence to help manage type 1 diabetes

Researchers at Oregon Health & Science University have developed an AI algorithm that uses data from continuous glucose monitors and wireless insulin pens to provide guidance on adjustments. The algorithm, paired with a smartphone app called DailyDose, generated recommendations in agreement with physicians 67.9% of the time.

SourceOregon Health & Science University·JournalNature Metabolism·DateJun 12, 2020

Rapid chip medical tests prototyped for premature babies

Scientists at the University of Southampton are developing a rapid bedside test to diagnose neonatal Respiratory Distress Syndrome in premature babies. The test uses photonic technology and fingerprint spectroscopies, offering compact and versatile diagnostic capabilities.

SourceUniversity of Southampton·DateJun 12, 2020

Mixture and migration brought food production to sub-Saharan Africa

A study led by the Max Planck Institute of Geoanthropology found that ancient DNA documents population changes across eastern and southern Africa from the Neolithic to the Iron Age. Genomic analysis revealed complex interactions between hunter-gatherers, pastoralists, and farmers, with varying integration of diverse ancestries.

SourceMax Planck Institute of Geoanthropology·JournalScience Advances·DateJun 12, 2020

Silicones may lead to cell death

A recent study published in Scientific Reports found that silicone molecules from breast implants can initiate processes leading to cell death in human cells. The researchers used cultured cells and observed similarities with programmed cell death, which may have implications for the health effects of silicone breast implants.

SourceRadboud University Nijmegen·JournalScientific Reports·DateJun 12, 2020

Where have the swans gone?

Researchers found the wintering grounds of Bewick's swans shifted east by nearly 13km per year, changing their migratory patterns. The shifts suggest the species can adapt to climate change, but conservation efforts need to consider species dynamics in relation to climate change.

SourceNetherlands Institute of Ecology (NIOO-KNAW)·JournalGlobal Change Biology·DateJun 12, 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.

Research links personality traits to toilet paper stockpiling

A new study found that people who feel more threatened by COVID-19 and have high levels of emotionality and conscientiousness are most likely to stockpile toilet paper. The study, which surveyed 1,029 adults from 35 countries, also found that older people and Americans were more likely to stockpile toilet paper.

SourcePLOS·JournalPLOS ONE·DateJun 12, 2020

The Lancet Child & Adolescent Health: Experts call for more awareness of the potential impact of physical distancing on adolescent peer relationships and social development

The Lancet Child & Adolescent Health experts call for policymakers to prioritize young people's social development and wellbeing during the pandemic. Research suggests that reduced face-to-face interaction with peers may have detrimental effects on brain development, mental health, and self-esteem in adolescence.

SourceThe Lancet·JournalThe Lancet Child & Adolescent Health·DateJun 12, 2020

Zhao receives funding for youth tobacco education campaigns

Dr. Xiaoquan Zhao received funding from the Food and Drug Administration to support youth tobacco education campaigns. He will serve as a consultant to the FDA Center for Tobacco Products to evaluate evidence-based public health communication and marketing interventions.

SourceGeorge Mason University·DateJun 12, 2020

Radioactive cloud over Europe had civilian background

Researchers at University of Münster and Leibniz University Hannover found that a mysterious 2017 radioactive cloud in Europe originated from civilian nuclear activities. The cloud contained high levels of ruthenium-106, which is commonly used in nuclear fuel reprocessing.

SourceUniversity of Münster·JournalNature Communications·DateJun 12, 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.

Research links personality traits to toilet paper stockpiling

A new study found that high levels of emotionality and conscientiousness are indicators for stockpiling behavior. The survey of 1,029 adults from 35 countries revealed a strong link between perceived threat posed by the pandemic and toilet paper consumption.

SourceMax Planck Institute for Evolutionary Anthropology·JournalPLOS ONE·DateJun 12, 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.

Together they stay alive longer

The tuberculosis pathogen Mycobacterium tuberculosis can survive for a longer period of time when combined with other bacteria in the air. This is because larger aerosol particles from mycobacterial clusters are produced together with components of dead cells, making them more viable in the air.

SourceLeibniz Institute for Tropospheric Research (TROPOS)·JournalScientific Reports·DateJun 12, 2020

Up to 45 percent of SARS-CoV-2 infections may be asymptomatic

Analysis suggests that up to 45 percent of COVID-19 cases are caused by asymptomatic carriers who can transmit the virus for extended periods. This highlights the need for expansive testing and contact tracing to mitigate the spread of the disease.

SourceScripps Research Institute·JournalAnnals of Internal Medicine·DateJun 12, 2020

Nitrogen in permafrost soils may exert great feedbacks on climate change

Recent research suggests that nitrogen in permafrost soils could be a major contributor to climate change, with potentially significant consequences. Scientists are studying the decomposition of organic matter and its impact on nitrogen availability, which could lead to high N2O emissions.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalAdvances in Atmospheric Sciences·DateJun 12, 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.

All that base

A new machine learning model, BE-Hive, accurately predicts the outcomes of using different base editors to correct genetic mutations. The model discovered new properties and capabilities of base editors, allowing researchers to design novel tools with improved efficiency.

SourceHarvard University·JournalCell·DateJun 12, 2020

Royal Marsden trial leads to practice changing milestone for advanced anal cancer

A randomised clinical trial has shown that a chemotherapy combination of carboplatin and paclitaxel is more effective and better tolerated than previously recommended treatments for patients with advanced anal cancer. The study found that these patients lived seven months longer overall, experiencing less treatment side effects.

SourceThe Royal Marsden NHS Foundation Trust·JournalJournal of Clinical Oncology·DateJun 12, 2020

Face masks critical in preventing spread of COVID-19

A Texas A&M University study found that wearing a face mask can prevent person-to-person spread of the virus, with over 66,000 infections prevented in New York City. The researchers also noted that airborne transmission via respiratory aerosols is the dominant route for COVID-19 spread.

SourceTexas A&M University·JournalProceedings of the National Academy of Sciences·DateJun 12, 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.

Plant cell gatekeepers' diversity could be key to better crops

Researchers have identified 76 types of aquaporins in tobacco, a model plant species closely related to major crops like tomato and potato. This discovery sheds light on the functional roles of aquaporins in plants, which could lead to improved crop productivity and resilience.

SourceARC Centre of Excellence for Translational Photosynthesis·JournalBMC Plant Biology·DateJun 12, 2020