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Science News for July 6, 2021


UK public view COVID-19 as a threat because of lockdowns, new study suggests

A new study from Cardiff University found that the UK public views COVID-19 as a threat primarily because of government-imposed lockdowns. People who judged the risk based on this fact were more likely to support lockdown measures. Once restrictions are lifted, public perception may shift, and the threat may be downplayed.

SourceUniversity of Bath·JournalRoyal Society Open Science·DateJul 6, 2021

Digital pens provide new insight into cognitive testing results

Researchers used digital pens to capture participants' performance during cognitive tests, identifying patterns that correlate with physical function. They found groups of participants who had similar patterns of writing and thinking times, which were linked to poorer physical function or memory/executive function scores.

SourceBoston University School of Medicine·DateJul 6, 2021
Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

Colorectal cancer risk may increase with lower exposure to UVB light

Research found a significant correlation between lower UVB light exposure and higher rates of colorectal cancer across all age groups. Vitamin D deficiency may play a role in this association, particularly for people over 45, who may reduce their risk by correcting deficiencies in vitamin D.

SourceUniversity of California - San Diego·JournalBMC Public Health·DateJul 6, 2021

ESC Congress 2021 - Press Programme announced

The European Society of Cardiology has announced the ESC Congress 2021 press programme, featuring live hot line sessions and embargoed press conferences. The programme will showcase new data on heart failure, valvular heart disease, cardiac arrest, hypertension, and atrial fibrillation.

SourceEuropean Society of Cardiology·DateJul 6, 2021

Acid sensor discovered in plants

Scientists from Würzburg, Germany, have identified a protein in the plant Arabidopsis thaliana that detects and translates acidic conditions into an electrical signal. This discovery could lead to more tolerant crops for waterlogging conditions.

SourceUniversity of Würzburg·JournalCurrent Biology·DateJul 6, 2021
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.

What should I eat to avoid heart disease?

Plant-based diets are recommended for healthy adults, with low consumption of salt and animal products, and increased intake of whole grains, fruits, vegetables, legumes, and nuts. Fermented dairy products like yogurt and cheese can also have a protective effect on cardiovascular health.

SourceEuropean Society of Cardiology·JournalCardiovascular Research·DateJul 6, 2021

New game-changing zeolite catalysts synthesized

Researchers at Pohang University of Science & Technology (POSTECH) have synthesized two new thermally stable zeolites with improved catalytic activity. PST-32 and PST-2 exhibit higher activity than zeolite Y in producing ethylene and propylene, key raw materials for chemical products.

SourcePohang University of Science & Technology (POSTECH)·JournalScience·DateJul 6, 2021

The brain's wiring technicians

A new study reveals that microglia, the brain's resident immune cells, play a crucial role in regulating brain wiring by sculpting inhibitory neurons. The research showed that microglia interact with GABA-emitting inhibitory synapses through direct physical contact, a process enabled by advanced imaging techniques.

SourceHarvard Medical School·JournalCell·DateJul 6, 2021

Behavioral ecology: Environmental heterogeneity maintains personality in wild bird

Researchers found that certain personality types excel in specific countries and years due to environmental factors like predator presence and beechmast availability. This suggests that spatial and temporal variation in selection promotes the maintenance of behavioral differences within species.

SourceLudwig-Maximilians-Universität München·JournalProceedings of the National Academy of Sciences·DateJul 6, 2021
Apple iPhone 17 Pro

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

Making sense of antisense gene silencing

A team at Tokyo Medical and Dental University identified four proteins that bind to Toc-HDOs, regulating gene silencing. The discovery provides a novel biological mechanism for Toc-HDOs, increasing understanding of how they silence genes.

SourceTokyo Medical and Dental University·JournalNucleic Acids Research·DateJul 6, 2021

New study presents transformative metasurface based on zerogap embedded template

Researchers at UNIST developed a novel metasurface with zerogap technology, enabling flexible and durable reconfigurable optics. The technique allows for high modulation depths and can be used in various applications such as electromagnetic wave shielding and polarization conversion.

SourceUlsan National Institute of Science and Technology(UNIST)·JournalAdvanced Optical Materials·DateJul 6, 2021

Falling in line: The simple design and control of MOF electric flow

A team from Osaka Prefecture University has developed a method to design and control the path of electron flow in a polycrystalline material, enabling high conductivity in a controllable direction. This breakthrough paves the way for the creation of next-generation thin-film smart devices.

SourceOsaka Prefecture University·JournalJournal of Materials Chemistry A·DateJul 6, 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.

Melanoma registry results shine light on rare pediatric cancer

Researchers analyzed molecular analysis data from a pediatric melanoma registry, identifying diverse subgroups and their characteristics. The study found that spitzoid melanomas often have gene fusions and benign clinical courses, while conventional melanoma patients with advanced disease had poorer outcomes.

SourceSt. Jude Children's Research Hospital·JournalCancer·DateJul 6, 2021

SARS-CoV-2 encoded miRNA is a biomarker for stratification of severe patients

A study has identified a microRNA-like small RNA encoded by SARS-CoV-2 as a reliable biomarker for stratifying severe COVID-19 patients from mild/moderate ones. This biomarker enables early detection of high-risk individuals, allowing for optimized treatment and improved treatment outcomes.

SourceNanjing University School of Life Sciences·JournalCell Discovery·DateJul 6, 2021

Secret to weathering climate change lies at our feet

A new study finds that the microbiome of grasses plays a crucial role in their ability to withstand drought. Healthy bacteria in grasses can provide nutrients, protect against pathogens and UV radiation, and help manage drought. However, under severe drought conditions, the bacterial communities become less diverse and more harmful.

SourceUniversity of Massachusetts Amherst·JournalApplied and Environmental Microbiology·DateJul 6, 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.

Inherited memories of a chromosomal site

Researchers at UNIGE found that chromosomal site location is transmitted through an epigenetic process, allowing offspring to inherit correct positions even without gene information. This epigenetic memory only lasts for one generation and affects the survival of mutant worms.

SourceUniversité de Genève·JournalPLOS Biology·DateJul 6, 2021

A new look at color displays

Researchers at Linköping University developed a method to create structural colours for use in reflective colour displays, enabling manufacturing of thin and lightweight displays with high energy-efficiency. The new method uses electrically conducting plastics and can produce all colours in the visible spectrum.

SourceLinköping University·JournalAdvanced Materials·DateJul 6, 2021

Interleukin-6 antagonists improve outcomes in hospitalised COVID-19 patients

A new analysis of 27 randomised trials involving nearly 11,000 patients found that interleukin-6 antagonists reduce the risk of death and mechanical ventilation in hospitalised COVID-19 patients. Administering one of these drugs with corticosteroids reduces the risk of death by 17% compared to using corticosteroids alone.

SourceKing's College London·JournalJAMA·DateJul 6, 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.

Do heart medications affect COVID-19 outcomes?

Researchers analyzed all relevant COVID-19 studies to determine if cardiovascular drugs affect disease severity, hospitalizations, and deaths. The study found that patients with COVID-19 should continue taking their prescribed cardiovascular medications.

SourceWiley·JournalBritish Journal of Clinical Pharmacology·DateJul 6, 2021

Why does Mercury have a big iron core?

Scientists found that Mercury's large iron core is linked to the early sun's strong magnetic field, which pulled metal grains inward. This discovery sheds light on the formation of rocky planets' cores and their elemental distribution.

SourceTohoku University·JournalProgress in Earth and Planetary Science·DateJul 6, 2021

Sharp size reduction in dinosaurs that changed diet to termites

Alvarezsaur dinosaurs reduced in size from turkey-sized to chicken-sized around 95 million years ago when they transitioned to an ant-based diet. Their bodies also underwent significant changes, including modified claws and a shift from flesh-eating to termite consumption.

SourceUniversity of Bristol·JournalCurrent Biology·DateJul 6, 2021

New cancer findings can give wider access to immunotherapy

Researchers discover pharmacological activation of p53 triggers viral mimicry response, abolishing tumor immune evasion and promoting anti-tumor immunity. The findings have potential for developing new combination therapies that can increase cancer patient access to immunotherapy.

SourceKarolinska Institutet·JournalCancer Discovery·DateJul 6, 2021

How an unfolding protein can induce programmed cell death

Scientists at the University of Groningen discovered how a folding protein cytochrome c interacts with mitochondria, leading to programmed cell death. The study found that cytochrome c is partly unfolded during this process, allowing for the regulation of cell death through drug development.

SourceUniversity of Groningen·JournalJournal of Molecular Biology·DateJul 6, 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.

Novel coronavirus infects and replicates in salivary gland cells

Researchers at the University of São Paulo discovered that SARS-CoV-2 infects and replicates in salivary glands, leading to high viral loads in saliva. The study suggests that tissues specializing in saliva production serve as reservoirs for the virus.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalThe Journal of Pathology·DateJul 6, 2021

Non-stop signal achieved in high-power Er3+-doped mid-infrared lasers

Researchers at the Hefei Institutes of Physical Science have developed high-power Er3+-doped mid-infrared lasers with peak powers over 0.33 MW and repetition rates up to 150 Hz. The lasers achieved quasi-continuous signals, making them promising candidates for dental ablation surgery and optical parametric oscillator applications.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalOptics Express·DateJul 6, 2021
Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

Story tips: Powered by nature, get on the bus, accelerating methane and more

Scientists at ORNL developed a modular design for 3D printing power poles from bioderived materials, enabling quick restoration of electricity after natural disasters. Additionally, they demonstrated wireless charging technology on an autonomous electric vehicle, advancing the transportation industry towards a decarbonized future.

SourceDOE/Oak Ridge National Laboratory·JournalProceedings of the National Academy of Sciences·DateJul 6, 2021

Castration delays DNA aging

Researchers found that castration of male sheep leads to delayed DNA aging compared to intact males, with epigenetic clocks and DNA methylation patterns differing between the two groups. The study's findings also suggest a link between castration, male hormones, and sex-specific differences in DNA aging.

SourceAllen Institute·DateJul 6, 2021

The bitumen puzzle

Researchers used AFM-IR, ToF-SIMS, and fluorescence microscopy to study bitumen surface composition and structure. The study found that the surface is heterogeneous, with individual molecular assemblies distributed in a specific pattern.

SourceVienna University of Technology·JournalScientific Reports·DateJul 6, 2021
Sky-Watcher EQ6-R Pro Equatorial Mount

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

Study reveals source of remarkable memory of "superagers"

A group of older adults called 'superagers' have been found to maintain the same level of neural differentiation as young adults, enabling them to create distinct representations of visual information and accurately recall image-word pairs. This study used fMRI to understand how superagers learn and remember new information.

SourceMassachusetts General Hospital·JournalCerebral Cortex·DateJul 6, 2021

Long-term urban emissions data show a decrease in high-income countries

A new study using EDGAR database shows that urbanisation has led to a significant reduction in greenhouse gas and air pollutant emissions in high-income countries. The majority of global emissions occur in urban areas, with some exceptions like NH3 emissions, which are mostly driven by agricultural activities.

SourceIOP Publishing·JournalEnvironmental Research Letters·DateJul 6, 2021

The evolution of vinegar flies is based on the variation of male sex pheromones

Researchers analyzed 99 vinegar fly species to understand how sex pheromones evolve and impact mating behaviors. The study found that male-specific compounds are abundant, while female-specific compounds are scarce, suggesting a crucial role for males in transmitting chemical signals.

SourceMax Planck Institute for Chemical Ecology·JournalNature Communications·DateJul 6, 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.

Perceptions of counterfeits among luxury goods differ across cultures

A study found that counterfeit dominance negatively impacts Anglo-American consumers' perceptions of authentic luxury fashion brands, while having little effect on Asian consumers. This is due to cultural differences in social-adjustive attitudes, with Anglo-Americans relying more on outgroups and Asians on ingroups.

SourcePenn State·JournalJournal of Business Research·DateJul 6, 2021

Rethinking southeast Asia's energy plans

A study published in Nature Communications suggests that Southeast Asia can decouple electricity supply and environmental protection by embracing renewable technologies like solar energy. The research reveals that only 82% of planned dams are necessary, and halting construction would have minimal impact on electricity costs.

SourceSingapore University of Technology and Design·JournalNature Communications·DateJul 6, 2021

Why men take more risks than women

Researchers discovered a link between theta rhythm of the brain and gender differences in attitudes towards risk. The study found that men showed a higher risk appetite than women, with stronger frontal theta asymmetry and oscillations in the anterior cingulate cortex correlating with risk-taking behavior.

SourceNational Research University Higher School of Economics·JournalFrontiers in Neuroscience·DateJul 6, 2021

Fighting COVID with COVID

Researchers at Penn State designed a synthetic defective SARS-CoV-2 virus that interferes with the real virus's growth, potentially causing its extinction. The therapeutic may be used as a self-promoting antiviral treatment for COVID-19.

SourcePenn State·JournalPeerJ·DateJul 6, 2021

Dignity support at end of life

Researchers interviewed people receiving palliative care about losing independence with intimate hygiene, revealing the importance of two-way communication and empowering individuals to influence their care. The study aims to raise awareness among health professionals about providing dignified support.

SourceFlinders University·JournalPalliative Medicine·DateJul 6, 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.

New species of pseudo-horses living 37 million years ago

Researchers have identified two new palaeotheriidae mammals, 'Leptolophus cuestai' and 'Leptolophus franzeni', from the Eocene epoch in Spain. These ancient animals had atypical dental features and were smaller than modern horses.

SourceUniversity of the Basque Country·JournalJournal of Vertebrate Paleontology·DateJul 6, 2021

AID/APOBECs among important factors in body's defence against SARS-CoV-2

The study found that APOBEC4 is highly expressed in cells and tissues attacked by SARS-CoV-2, such as epithelial cells in the lungs and gastrointestinal tract. This knowledge could lead to characterizing antiviral cell status attributed to AID/APOBECs specific to patients and correlating it with organ damage and COVID-19 severity.

SourceMedical University of Vienna·JournalFrontiers in Immunology·DateJul 6, 2021

Loss of biodiversity in streams threatens vital biological process

The study found that streams with high detritivore diversity have higher rates of decomposition, but also discovered that the loss of these organisms can slow down this process. The researchers concluded that if detritivores continue to decline, ecosystems will struggle to sustain life due to reduced nutrient recycling.

SourcePenn State·JournalNature Communications·DateJul 6, 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.

'Zombie cells' hold clues to spinal cord injury repair

A study published in Cell Reports has shown that administration of senolytic drugs targeting 'zombie cells' in the scar tissue surrounding spinal cord injuries improves functional recovery. The zombie cells are senescent cells with interrupted growth and division but not programmed cell death, which persist in mammals and contribute to...

SourceInstituto de Medicina Molecular·JournalCell Reports·DateJul 6, 2021

Wildfire detection takes flight

A network of ground-based sensors paired with drones can significantly shorten wildfire detection time, giving firefighters a better chance to control the fire. The technology is complementary to satellite imaging and suitable for high-risk regions near human settlements and national parks.

SourceKing Abdullah University of Science & Technology (KAUST)·JournalIEEE Internet of Things Journal·DateJul 6, 2021

Studies add to concern about climate tipping

Two model studies document the probability of climate tipping in Earth subsystems, supporting the urgency of restricting CO2 emissions. The findings suggest that abrupt climate changes might be less predictable and more widespread than anticipated, with potential consequences for Western Europe's climate.

SourceUniversity of Copenhagen - Faculty of Science·JournalScientific Reports·DateJul 6, 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.

Sodium solid electrolyte combining high conductivity with electrochemical stability

Researchers developed a chlorine-substituted Na3SbS4 solid electrolyte with improved ionic conductivity and superior electrochemical stability, enabling long-term stability with Na metal anodes. The Cl substitution allows for three-dimensional ion diffusion pathways and reduces interfacial resistance.

SourceToyohashi University of Technology (TUT)·JournalACS Applied Energy Materials·DateJul 6, 2021

Shining a light on methane transformation

Researchers from the University of Pittsburgh have developed a new method to convert methane into valuable chemicals using photocatalysts, reducing greenhouse gas emissions and waste. The process uses light as an energy source to break down methane bonds, creating fuel and chemical products.

SourceUniversity of Pittsburgh·DateJul 6, 2021

An 'instruction' to the crocodylian skull

Scientists from St Petersburg University describe the detailed structure of crocodylian braincases, revealing evolutionary features that enabled powerful jaws. The study resolves long-standing contradictions in the genealogical tree of reptiles and sheds light on developmental mechanisms behind the akinetic skull structure.

SourceSt. Petersburg State University·JournalJournal of Anatomy·DateJul 6, 2021
Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

Research enhances understanding of switchgrass, an important bioenergy crop

A recent study investigated the relationship between switchgrass and soil microbes, revealing that each cultivar harbors a unique community of bacteria and fungi. The research found that root characteristics, such as length and diameter, differ among cultivars and may influence soil microbiomes.

SourceAmerican Phytopathological Society·JournalPhytobiomes Journal·DateJul 6, 2021

Still waiting at an intersection? Banning certain left turns helps traffic flow

A new method developed by Gayah and Aalto University researcher Murat Bayrak suggests eliminating left turns at busy intersections to reduce congestion. The hybrid approach uses heuristic algorithms to identify the most efficient configurations, banning left turns in city centers while allowing them on periphery roads.

SourcePenn State·JournalTransportation Research Record Journal of the Transportation Research Board·DateJul 6, 2021

Memory making involves extensive DNA breaking

A new study found that memory formation causes neurons to break their DNA, leading to changes in gene expression and potentially undermining brain health with age. The study also discovered that glia play a significant role in establishing memories from fear conditioning.

SourcePicower Institute at MIT·JournalPLOS ONE·DateJul 6, 2021

New warning on teen sleep

A recent study published in SLEEP found that teenagers who slept only five hours per night experienced significant depression, anger, and confusion. In contrast, those who slept ten hours reported increased happiness. The study highlights the importance of sufficient sleep for adolescents to mitigate mood deficits.

SourceFlinders University·JournalSLEEP·DateJul 6, 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.

Patently harmful: Fewer female inventors a problem for women's health

Research at McGill University found that patented biomedical inventions created by women are more likely to benefit women's health, addressing conditions like breast cancer and postpartum preeclampsia. However, female inventors face significant barriers, including lower commercialization rates and biases in early-stage feedback.

SourceMcGill University·JournalScience·DateJul 6, 2021

UT Southwestern scientists closing in on map of the mammalian immune system

Researchers used a machine-learning algorithm to identify novel gene candidates associated with immune traits in mice, including 101 new genes with over 95% chance of being required for immunity. The study's software, Candidate Explorer, helps predict causation of mutations and has already verified hundreds of genes with novel functions.

SourceUT Southwestern Medical Center·JournalProceedings of the National Academy of Sciences·DateJul 6, 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.

How racial wage discrimination of football players ended in England

A new study found that racial wage discrimination against black English football players disappeared after the Bosman ruling introduced a free transfer market, increasing labour mobility. However, non-EU players still face wage discrimination due to restrictive contracting rules and prejudice from clubs.

SourceStockholm University·JournalEuropean Economic Review·DateJul 6, 2021

$10M grant funds study of dairy's carbon footprint

A $10 million grant from The Foundation for Food & Agriculture Research will support a six-year project to measure dairy farming's greenhouse gas footprint and develop strategies to reduce emissions. The study aims to make the US dairy industry carbon neutral while supporting farmer livelihoods.

SourceCornell University·DateJul 6, 2021

Setting COVID-19 drug trials up for success

A new modeling study suggests that randomization and early recruitment in COVID-19 clinical trials can help identify effective antiviral drugs. The researchers found that timing of treatment initiation also plays a crucial role, with treatments administered within the first day of symptom onset showing improved outcomes.

SourceKyoto University·JournalPLOS Medicine·DateJul 6, 2021

New risk model may improve the prediction of preterm birth

A new risk prediction model may improve the prediction of impending spontaneous preterm birth, reducing unnecessary hospital admissions and treatment costs. The model combines clinical risk factors with vaginal fluid fetal fibronectin concentration analysis, showing promising performance in predicting preterm birth within seven days.

SourcePLOS·JournalPLOS Medicine·DateJul 6, 2021
Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Developing new techniques to build biomaterials

Scientists at the University of Leeds have developed an approach to control the structure and mechanics of synthetic biomaterials made from proteins. By removing specific chemical bonds, known as 'protein staples,' they altered the structure of a protein network, resulting in different mechanical properties.

SourceUniversity of Leeds·JournalACS Nano·DateJul 6, 2021

Cardiovascular disease -- Atherosclerosis and the immune system

A study by Ludwig-Maximilians-Universität München's researchers found that the CD40L/CD40 interaction plays a crucial role in atherogenesis. The team showed that inhibition of this interaction can reduce atherosclerosis-associated clot formation and stabilize plaques, offering new therapeutic strategies for cardiovascular disease.

SourceLudwig-Maximilians-Universität München·JournalNature Communications·DateJul 6, 2021
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.

Satellite galaxies can carry on forming stars when they pass close to their parent galaxies

Using numerical simulations, researchers showed that satellite galaxies can retain gas and experience new episodes of star formation after passing close to their parent galaxy. This process is driven by the satellite's reserve of cold gas and minimum distance from its parent galaxy.

SourceInstituto de Astrofísica de Canarias (IAC)·JournalMonthly Notices of the Royal Astronomical Society·DateJul 6, 2021

Adult ADHD is linked to numerous physical conditions

A large register-based study found adults with ADHD at higher risk of various physical conditions, particularly nervous system, respiratory, musculoskeletal, and metabolic diseases. The strongest associations were seen for alcohol-related liver disease, sleep disorders, and obesity.

SourceKarolinska Institutet·JournalThe Lancet Psychiatry·DateJul 6, 2021

Safe nurse staffing standards in hospitals saves lives and lowers costs

A new study found that establishing safe nurse staffing standards in hospitals in Chile could significantly improve patient outcomes and reduce healthcare costs. The research revealed that private hospitals had better nurse-to-patient ratios than public hospitals, resulting in lower avoidable deaths and hospital readmissions.

SourceUniversity of Pennsylvania School of Nursing·JournalThe Lancet Global Health·DateJul 6, 2021

Singlet oxygen selectively degrades oxytetracycline in fenton-like oxidation

Researchers developed hollow amorphous Co/C composites to activate hydrogen peroxide, generating singlet oxygen that selectively eliminates oxytetracycline in complicated water matrices. The system exhibited excellent repeatability, stability, and anti-interference ability.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalChemical Engineering Journal·DateJul 6, 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.

New fossil sheds light on the evolution of how dinosaurs breathed

A 200-million-year-old South African dinosaur, Heterodontosaurus tucki, breathed by expanding its chest and belly, unlike birds which use air sacs. This discovery sheds light on the evolution of how dinosaurs breathed and could help paleontologists understand what features allowed certain species to survive or go extinct.

SourceEuropean Synchrotron Radiation Facility·DateJul 6, 2021

Bacterial survival kit to endure in soil

Acidobacteria use low-affinity terminal oxidases to 'breathe' oxygen at nanomolar concentrations, challenging traditional assumptions. These microbes also scavenge atmospheric hydrogen to survive nutrient-poor periods, playing a central role in soil microbial communities and ecological balance.

SourceUniversity of Vienna·JournalThe ISME Journal·DateJul 6, 2021

Fecal transplant plus fibre improves insulin sensitivity in severely obese

A double-blind, randomized trial found that patients with severe obesity and metabolic syndrome had improved insulin sensitivity after receiving a fecal microbial transplant followed by daily fibre supplements. The study, led by Professor Karen Madsen, suggests that the microbiome can be targeted to improve human health.

SourceUniversity of Alberta Faculty of Medicine & Dentistry·JournalNature Medicine·DateJul 6, 2021
Rigol DP832 Triple-Output Bench Power Supply

Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

Men with low testosterone more likely to die from Covid-19

Research shows that men with symptomatic Covid-19 and low testosterone are more likely to become severely ill and die. The lower the testosterone levels, the higher the likelihood of severe illness and death, according to a study presented at the European Association of Urology congress.

SourceEuropean Association of Urology·DateJul 6, 2021

Study finds boys' dislike for reading fiction is actually fiction!

A new study reveals that boys in Australia prefer reading fiction more than non-fiction, with over half expressing high enjoyment for story books. The findings have significant implications for literacy agendas and teacher strategies to promote reading enjoyment among all students.

SourceTaylor & Francis Group·JournalInternational Journal of Inclusive Education·DateJul 6, 2021

Personalized medicine for cats with heart disease

Researchers at UC Davis discovered that a cat's DNA influences its response to clopidogrel, a common medication for hypertrophic cardiomyopathy (HCM) in cats. Nearly 20% of cats showed resistance to the therapy, highlighting the need for personalized medicine.

SourceUniversity of California - Davis·JournalScientific Reports·DateJul 6, 2021
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.

Cast no better than brace for broken ankles

A clinical trial found that casts are not more effective than removable braces for treating broken ankles, with patients reporting similar levels of pain and functionality. The choice between the two should be down to cost and patient preference.

SourceUniversity of Warwick·JournalThe BMJ·DateJul 6, 2021

Engineered cells successfully treat cardiovascular and pulmonary disease

Scientists at UCSF have shown that gene-edited cellular therapeutics can effectively treat major diseases such as peripheral artery disease, chronic obstructive pulmonary disease, and heart failure. The study used specially engineered induced pluripotent stem cells called HIP cells to evade the immune system.

SourceUniversity of California - San Francisco·JournalProceedings of the National Academy of Sciences·DateJul 6, 2021

New nanotech will enable a 'healthy' electric current production inside the human body

Researchers at Tel-Aviv University developed a new biological material that generates electric currents and voltage through mechanical force, enabling the creation of implantable devices without batteries. The material, similar to collagen, is non-toxic and piezoelectric, with potential applications in medicine and energy harvesting.

SourceTel-Aviv University·JournalNature Communications·DateJul 6, 2021

Lipidomics research provides clues for drug resistance in schizophrenia

Researchers have found 22 lipids linked to lower symptom improvement in people with schizophrenia during treatment. The study's findings suggest a complex interplay between metabolic abnormalities and psychiatric health, highlighting the potential of lipidomics as a promising field for new discoveries.

SourceSkolkovo Institute of Science and Technology (Skoltech)·JournalBiomolecules·DateJul 6, 2021
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.

What to do with food waste? Well, that depends

A new study finds that the decline of US landfills and state bans on organic waste disposal have created a need for alternative pathways for food waste. Researchers evaluated five options, including anaerobic digestion, composting, incineration, and hydrothermal liquefaction.

SourceDOE/National Renewable Energy Laboratory·JournalJournal of Cleaner Production·DateJul 6, 2021

Scientists synthesize 3D graphene films with high-energy E-beam

Researchers have successfully synthesized macroscopic thick three-dimensional porous graphene films using high-energy electron beams. The resulting material exhibits excellent electrochemical storage capacity and photothermal performance, making it suitable for applications in supercapacitors and solar photothermal anti-icing.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalCarbon·DateJul 6, 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.

Machine learning cracks the oxidation states of crystal structures

Researchers have developed a machine-learning algorithm to categorize metal-organic frameworks by oxidation state, providing a solution to the long-standing problem in chemistry. The collective knowledge of the chemistry community was used to train the model, which captured the errors and inconsistencies in existing methods.

SourceEcole Polytechnique Fédérale de Lausanne·JournalNature Chemistry·DateJul 6, 2021

Health safety net for undocumented kids works, study finds

A California program expanding public health programs to undocumented immigrant children greatly reduced disparities in coverage rates. The rate of uninsured non-citizens dropped by 34% after implementation of Health for All Kids in May 2016.

SourceSan Diego State University·JournalHealth Affairs·DateJul 6, 2021

Keeping bacteria under lock and key

Scientists at the University of Delaware have made progress on a biological containment strategy using synthetic auxotrophy, keeping a strain of E. coli stable for 100 days. The research also shows promise for treating diseases and cleaning up the environment safely.

SourceUniversity of Delaware·JournalScience Advances·DateJul 6, 2021
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.

New characterisation strategy proves promising in high-purity metal separation

Researchers developed a new strategy to characterize polymeric transition metal species in acidic solutions, using ESI-TOF-MS. This method visualized transformation evolutions of vanadium, chromium, tungsten, and molybdenum species, guiding reaction conditions for high-purity metal separation.

SourceKeAi Communications Co., Ltd.·JournalGreen Chemical Engineering·DateJul 6, 2021

"All the lonely people": The impact of loneliness in old age on life and health expectancy

A study by Duke-NUS Medical School finds that lonely older adults can expect to live a shorter life than their peers, forfeiting potential years of good health. In Singapore, where collectivistic culture and rapidly ageing population make loneliness more detrimental, loneliness among seniors has become a social and public health concern.

SourceDuke-NUS Medical School·JournalJournal of the American Geriatrics Society·DateJul 6, 2021

Comparing spending on common generic drugs by Medicare vs Costco members

A study compares Medicare's payment for common generic prescriptions in Part D to prices available at Costco, finding significant savings for patients without insurance. The research found that patients paying out-of-pocket at Costco spent an average of $10 less per month on common generic drugs compared to Medicare beneficiaries.

SourceJAMA Network·JournalJAMA Internal Medicine·DateJul 6, 2021
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.

Diabetes care, glycemic control during pandemic in US

The COVID-19 pandemic had a substantial effect on diabetes care in the US, with a decrease in health services received by patients with type 2 diabetes. This decrease was particularly pronounced among low-income individuals, highlighting the need for targeted support and resources.

SourceJAMA Network·JournalJAMA Internal Medicine·DateJul 6, 2021

Enzyme from fungi shows molecules which way to turn

Rice University scientists have isolated a biocatalyst that controls the chirality of compounds, enabling more accurate drug synthesis. The discovery could lead to improved pharmaceutical production by providing a new tool for controlling stereochemistry.

SourceRice University·JournalNature Communications·DateJul 6, 2021

High risk of divorce after TBI? Not necessarily, study suggests

A recent study published in the Journal of Head Trauma Rehabilitation found that two-thirds of patients with traumatic brain injury (TBI) remain married to their spouse 10 years after the injury. The study analyzed data from 1,423 patients and found that marital stability was higher for those who were older, female, and had no problema...

SourceWolters Kluwer Health·JournalJournal of Head Trauma Rehabilitation·DateJul 6, 2021

Autistic children can benefit from attention training - new study

A new study published in Autism Research found that attention training in autistic children aged 8-14 led to notable improvements in math, reading, writing, and overall attention. The researchers developed a computer programme called CPAT, which showed significant results in both immediate and long-term assessments.

SourceUniversity of Birmingham·JournalAutism Research·DateJul 6, 2021

From eyebrow beans to 'lost' rice: community seedbanks are protecting China's crops

China's community seedbanks are conserving agricultural biodiversity by protecting crop varieties, improving farmer livelihoods, and increasing food security. These seedbanks also promote climate resilience through their focus on local environmental conditions.

SourceThe Alliance of Bioversity International and the International Center for Tropical Agriculture·JournalFrontiers in Sustainable Food Systems·DateJul 6, 2021

Kepler telescope glimpses population of free-floating planets

The Kepler Space Telescope has discovered four new planets that are consistent with Earth-sized masses and may be free-floating in space. These findings suggest the existence of a population of free-floating planets, which could have been ejected from host stars by gravitational forces.

SourceRoyal Astronomical Society·JournalMonthly Notices of the Royal Astronomical Society·DateJul 6, 2021

Sexual reproduction without mating

Scientists identify edible wild mushroom with complex reproductive structure, challenging traditional understanding of fungal reproduction. The study reveals a new type of reproduction that recombines genetic information without a mate, potentially increasing ecological fitness and adapting to previously unsuitable habitats.

SourceRuhr-University Bochum·JournalJournal of Fungi·DateJul 6, 2021

More and more older people suffer a traumatic brain injury due to falls

A recent study of over 3,500 participants found that traumatic brain injuries are increasing in the over-65 age group, with falls as the most common cause. The study highlights the need for prevention measures, such as training programs for safe walking and redesigning homes to remove tripping hazards.

SourceRuhr-University Bochum·JournalBMJ Open·DateJul 6, 2021

Communication: A key tool for citizen participation in science

Researchers found that strategic public selection and training are key to successful citizen science projects. The study highlights the importance of reproducibility and integration of essential elements such as participant contribution and assessment.

SourceUniversitat Pompeu Fabra - Barcelona·DateJul 6, 2021

Lab analysis finds near-meat and meat not nutritionally equivalent

A Duke University research team used metabolomics to compare the nutritional content of plant-based meat alternatives and grass-fed beef, finding large differences despite comparable nutrition facts labels. The study highlights the need for consumers to understand that these products are not nutritionally interchangeable.

SourceDuke University·JournalScientific Reports·DateJul 6, 2021

Muscles retain positional memory from fetal life

Researchers at Kumamoto University discovered that muscles and satellite cells retain positional memory from fetal life, based on the expression pattern of the homeobox (Hox) gene cluster. This finding is expected to provide insights into the pathogenesis of muscle diseases and develop regenerative medicine.

SourceKumamoto University·JournalScience Advances·DateJul 6, 2021

Context in science reporting affects beliefs about, and support for, science

A new study led by a University at Buffalo researcher shows that the way news media talk about science focuses too much attention on individuals, leading to inaccurate perceptions of scientific accuracy and reliability. The study suggests that contextualizing failure stories within the scientific process can help ameliorate harm to sci...

SourceUniversity at Buffalo·JournalPublic Understanding of Science·DateJul 6, 2021

Light pollution has complex effects on animal vision

Research from University of Exeter found that light pollution impacts moths' ability to see flower colours, while birds' vision is improved by artificial lighting. The study highlights the need for a nuanced approach to lighting, especially for nocturnal species like moths.

SourceUniversity of Exeter·JournalNature Communications·DateJul 6, 2021

Missing bile ducts offer clues to mechanism of liver injury

Scientists have discovered a new mechanism by which the liver adapts to injury by decreasing bile synthesis and shunting it to the bloodstream. This adaptation may explain why some patients with liver injury develop symptoms later than others, and could lead to new treatments for these patients.

SourceUniversity of Pittsburgh·JournalCell Reports·DateJul 6, 2021

New study uncovers how a series of sleep loss impacts mental and physical wellbeing

A new study published in Annals of Behavioral Medicine found that just three nights of sleep loss can cause significant deterioration in mental and physical health. After a day or two, symptoms peak, and the body becomes relatively adapted to repeated sleep loss, but this changes on the sixth night when physical symptoms reach their wo...

SourceUniversity of South Florida·JournalAnnals of Behavioral Medicine·DateJul 6, 2021

Nano-scale borate bioactive glass: Next generation material for skin-healing

Researchers developed a nano-scale borate bioactive glass (Nano-HCA@BG) with enhanced biological performance, reducing toxicity and improving biocompatibility. The material accelerates wound cell migration and collagen synthesis, promoting faster healing.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalChemical Engineering Journal·DateJul 6, 2021

Software tool breathes life into post-COVID office airflow

The new indoor module for Eddy3D software helps designers and architects maximize fresh air flow and minimize stagnant areas. By simulating airflow and identifying virus diffusion patterns, the tool reduces the risk of airborne pathogens in post-COVID offices.

SourceCornell University·DateJul 6, 2021

Counting sheep and still awake? Mindfulness therapy may help bring on the zzz's

A study published in Psychological Medicine found that mindfulness-based therapy (MBTI) was more effective than a sleep hygiene program in reducing insomnia symptoms and improving sleep quality. MBTI participants took less time to fall asleep and spent less time awake during the night compared to those in the sleep hygiene program.

SourceNational University of Singapore, Yong Loo Lin School of Medicine·JournalPsychological Medicine·DateJul 6, 2021

Freshwater methamphetamine pollution turns brown trout into addicts

A study by Pavel Horký and colleagues has discovered that low levels of methamphetamine in freshwater rivers can elicit addiction in wild brown trout. The fish exhibited withdrawal symptoms when switched to clean water, suggesting addiction was present. Methamphetamine contamination in waterways poses a significant threat to aquatic life.

SourceThe Company of Biologists·JournalJournal of Experimental Biology·DateJul 6, 2021

Vertical greenery can act as a stress buffer, NTU Singapore study finds

A study published in Landscape and Urban Planning found that viewing buildings with green plants reduced stress levels and improved positive emotions in participants. The research suggests that incorporating vertical greenery into urban design can have a significant impact on mental health, guiding greening efforts in cities.

SourceNanyang Technological University·JournalLandscape and Urban Planning·DateJul 6, 2021

High-throughput metabolic profiling of single cells

Researchers have developed a novel method for generating metabolic profiles of individual cells, enabling the analysis of over 100 metabolites and lipids from thousands of cells per hour. The method, called SpaceM, uses a combination of fluorescence microscopy and mass spectrometry to analyze single-cell metabolism.

SourceGerman Cancer Research Center (Deutsches Krebsforschungszentrum, DKFZ)·JournalNature Methods·DateJul 6, 2021

Innovation massively expands view into workings of single cells

Researchers have devised a way to multiply the accessible details of gene activity in individual cells, allowing for better understanding of cancer development and brain function. The new method delivers about a ten-fold improvement in DNA recovery from single cells and reduces sequencing costs by one third.

SourceOregon Health & Science University·JournalNature Biotechnology·DateJul 6, 2021

The twinkle and the brain

Researchers at IST Austria find that ketamine and 60-hertz light flickering can remove the perineuronal net, a structure responsible for stabilizing brain connections. This could lead to new therapeutic approaches for treating post-traumatic stress disorder and amblyopia.

SourceInstitute of Science and Technology Austria·JournalCell Reports·DateJul 6, 2021

Researchers discover way to improve immune response

A team of researchers has identified a mechanism explaining how Tpex cells can maintain their function for long periods, potentially improving the success rate of immunotherapy. The discovery was made by identifying increased amounts of an immunosuppressive molecule, which reduces activity of mTOR and dampens the immune response.

SourceUniversity of Melbourne·JournalImmunity·DateJul 6, 2021

Epsilon variant mutations contribute to COVID immune evasion

The Epsilon variant's unique mutations in the spike protein reduce antibody neutralization, making it harder for vaccines and past infections to fight. The study reveals an unprecedented mechanism behind this loss of immunity, shedding light on a new strategy for immune evasion.

SourceUniversity of Washington School of Medicine/UW Medicine·JournalScience·DateJul 6, 2021

Synthetic biology circuits can respond within seconds

MIT researchers develop a methodology for designing protein interactions that occur at a fast timescale, allowing circuits to respond within seconds. This approach has potential applications in creating environmental sensors and diagnostics.

SourceMassachusetts Institute of Technology·JournalScience·DateJul 6, 2021