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Science News Archive 2021 - Page 192


Page 192 of 510

When stubborn bugs refuse to make drugs

Researchers at Washington University in St. Louis used comparative metabologenomics to study the genomes of Streptomyces bacteria and identify key factors that influence drug production. The study found that fine-tuning of specific nucleotides can control antibiotic production, offering new insights for next-generation drug discovery.

SourceWashington University in St. Louis·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateJul 29, 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.

£40k SIGN grant for screen industry diversity project

A new £40k project at the University of Huddersfield aims to improve diversity in the screen industry by studying social media influencers. The researchers will analyze how these creators use multiple platforms to build their brands and collaborate with legacy media organizations.

SourceUniversity of Huddersfield·DateJul 29, 2021

Black and Latinx conservatives “upshift” competence to white audiences

A new study by Yale social psychologist Cydney Dupree found that Black and Latinx conservatives use language associated with competence more frequently than their liberal counterparts in mostly white settings. This phenomenon, dubbed 'competence upshift,' helps them distance themselves from negative racial stereotypes.

SourceYale University·JournalNature Human Behaviour·DateJul 29, 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.

Kick-starting supersonic waves in antiferromagnets

Scientists demonstrate a new technique to generate magnetic waves in antiferromagnets, producing speeds much larger than the speed of sound. This discovery could lead to future electronic devices with reduced power consumption.

SourceDelft University of Technology·JournalNature Physics·TypeExperimental study·DateJul 29, 2021

AI reveals how glucose helps the SARS-CoV-2 virus

Researchers used AI tool to analyze thousands of scientific papers and found that elevated blood glucose levels are linked to COVID-19 severity. Glucose metabolism is the most frequently mentioned biological variable in these papers, revealing its potential role in the disease.

SourceEcole Polytechnique Fédérale de Lausanne·JournalFrontiers in Public Health·DateJul 29, 2021

Study tests microplasma against middle-ear infections

Researchers develop a device to generate and deliver microplasma via tiny jets, disrupting bacterial growth and viability in middle-ear infections. The technique enhances antibiotic treatment effectiveness and could be a viable alternative to surgery.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·Journalnpj Biofilms and Microbiomes·TypeExperimental study·DateJul 29, 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.

Astronomers discover how to feed a black hole

Researchers have discovered long narrow dust filaments that surround and feed supermassive black holes at the centers of galaxies. These filaments could be the natural cause of darkening at the centers of many galaxies when nuclear black holes are active, providing a new perspective on their behavior.

SourceInstituto de Astrofísica de Canarias (IAC)·JournalMonthly Notices of the Royal Astronomical Society·TypeObservational study·DateJul 29, 2021
Apple iPhone 17 Pro

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

Study sheds new light on behavior called joint attention

Researchers investigated how to measure joint attention in young infants who cannot yet talk. The study revealed low agreement among raters in assigning looks from infants to their mothers, challenging the idea that quality of infant looks can be reliably distinguished as a marker of joint attention.

SourceUniversity of York·JournalPLOS ONE·DateJul 29, 2021

New study: Half of Americans living with diabetes may be consuming less than the recommended amount of protein, which is associated with greater physical limitations

A new study published in Nutrients highlights the importance of adequate protein intake for adults living with diabetes. The research found that nearly half of US adults with diabetes did not meet the daily recommended protein intake, leading to greater physical limitations and potentially increasing the risk of muscle loss.

SourceGCI Health NY·JournalNutrients·DateJul 29, 2021

Doctors’ complaint about promotion of harmful dairy products triggers an investigation

The American Academy of Family Physicians is investigating an 'educational' session promoting dairy products linked to increased risk of prostate cancer and other diseases disproportionately affecting African Americans. The Physicians Committee for Responsible Medicine filed a complaint, citing standards set by the Accreditation Counci...

SourcePhysicians Committee for Responsible Medicine·DateJul 29, 2021

Liver transplantation for acute alcohol-associated hepatitis during COVID-19

The study analyzed patient data before and during the pandemic, revealing a significant increase in liver transplant requests and procedures. During the pandemic, more patients with acute alcohol-associated hepatitis underwent liver transplantation, highlighting the need for increased access to transplantation services.

SourceJAMA Network·JournalJAMA Network Open·DateJul 29, 2021

Researchers propose a method of magnetizing a material without applying an external magnetic field

Scientists at São Paulo State University discovered that compressing paramagnetic salts adiabatically can produce magnetization. The process aligns the particles' spins, resulting in a constant total entropy and magnetized system. This method has potential applications in investigating other interacting systems.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalScientific Reports·TypeExperimental study·DateJul 29, 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.

High-precision frequency measurement

Researchers at ETH Zurich and partners have demonstrated a method to send precise reference frequencies via conventional telecommunications infrastructure, enabling chemical spectroscopy analyses that are 100 times more accurate than before. The approach uses the L band frequency, which is less congested by data traffic, allowing for h...

SourceETH Zurich·JournalOptics Express·TypeExperimental study·DateJul 29, 2021

Mice treated with this cytokine lose weight by ‘sweating’ fat

Researchers found that treating obese mice with TSLP stimulates the immune system to release lipids through sebaceous glands, leading to significant abdominal fat and weight loss. The study suggests that increasing sebum production via the immune system could be a strategy for treating obesity in people.

SourceUniversity of Pennsylvania School of Medicine·JournalScience·TypeExperimental study·DateJul 29, 2021

Older adults are happier when space matches personality

A study by researchers at The University of Texas at Austin found that older adults' living spaces reflect their personality traits and mood. When a space matches an individual's personality, they report better well-being and a better mood.

SourceUniversity of Texas at Austin·JournalThe Gerontologist·TypeObservational study·DateJul 29, 2021

Vitamin D supplements ineffective treatment for painful IBS symptoms

A new study from the University of Sheffield reveals that vitamin D supplements do not reduce the severity of IBS symptoms or improve quality of life. Despite correcting deficiencies in those with poor vitamin D status, high-dose vitamin D supplementation did not alleviate symptoms.

SourceUniversity of Sheffield·JournalEuropean Journal of Nutrition·DateJul 29, 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.

US subsidies boost the expected profits and development of new oil and gas fields

Researchers estimate that US government subsidies will encourage more oil and gas extraction in the coming decade, particularly at low oil prices. The study's findings suggest that subsidies can flow to excess profits, increasing greenhouse gas emissions and air and water pollution.

SourceIOP Publishing·JournalEnvironmental Research Letters·TypeData/statistical analysis·DateJul 29, 2021

Spin-sonics: Acoustic wave gets the electrons spinning

Researchers detected the first spin of a nano-acoustic wave using a nanowire, which can control nano-systems or transfer information. The phenomenon has potential applications in acoustic quantum technologies.

SourceUniversity of Münster·JournalScience Advances·TypeExperimental study·DateJul 29, 2021

Pretreatment fatigue can mean worse survival outcomes for patients with cancer

Patients with cancer who experience clinically significant fatigue before treatment have shorter overall survival times and more side effects. Researchers analyzed four clinical trials testing lung and prostate cancer treatments, confirming that pretreatment fatigue may be an important prognostic factor in oncology.

SourceSWOG Cancer Research Network·JournalJCO Oncology Practice·TypeData/statistical analysis·DateJul 29, 2021

FSU researchers find La Niña increases carbon export from Amazon River

Researchers found that La Niña events increase the carbon export from the Amazon River by 2.77 teragrams per year, equivalent to the amount exported from the Mississippi River in a typical year. This is due to increased precipitation in Amazonian headwaters leading to flushing of materials from land.

SourceFlorida State University·JournalGlobal Biogeochemical Cycles·DateJul 29, 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.

Combined effects of masking and distance on aerosol exposure potential

Researchers at Mayo Clinic found that wearing masks and maintaining physical distance significantly reduce the spread of COVID-19. The study showed that both disposable paper medical masks and two-layer cloth masks were effective in blocking aerosol particles, with increased distance reducing particle counts to near baseline levels.

SourceMayo Clinic·JournalMayo Clinic Proceedings·DateJul 29, 2021

Adapting roots to a hotter planet could ease pressure on food supply

A new 3D imaging platform, DIRT/3D, uses supercomputer power to analyze root systems of plants, helping breeders develop climate-change adapted crops for farmers. The technology has the potential to address pressing global issues such as food security and carbon sequestration.

SourceUniversity of Texas at Austin, Texas Advanced Computing Center·JournalPLANT PHYSIOLOGY·TypeComputational simulation/modeling·DateJul 29, 2021

A ‘solid’ approach to sustainable shale gas ethylene conversion

A team of Lehigh University researchers is studying a promising alternative catalytic process based on solid acid catalysts for ethylene dimerization. Using in situ and operando molecular spectroscopy, they aim to understand the surface structures of the catalyst and design more active catalysts with reduced environmental impact.

SourceLehigh University·DateJul 29, 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.

Discovery of a remnant radio galaxy using the GMRT

Researchers have discovered a remnant radio galaxy in Abell2065, providing insights into the dying phase of active galaxies. The discovery showcases the capability of upgraded GMRT to detect such objects, shedding light on their dynamics and evolution.

SourceTata Institute of Fundamental Research·JournalThe Astrophysical Journal·DateJul 29, 2021

New solid electrolyte promises cheaper, better all-solid-state li batteries

Researchers have designed a novel material that combines the desirable characteristics of chloride solid electrolytes, including high ionic conductivity and deformability. The new electrolyte, Li2ZrCl6, offers a significantly lower raw material cost and improved humidity tolerance than existing alternatives.

SourceChinese Academy of Sciences Headquarters·JournalNature Communications·DateJul 29, 2021

New research infuses equity principles into the algorithm development process

Researchers at NYU Tandon School of Engineering develop a holistic view for machine learning in healthcare, incorporating data about communities and environments. They introduce a novel approach to understanding fairness relationships using causal inference, synthesizing a means to assess effects of sensitive macro attributes.

SourceNYU Tandon School of Engineering·JournalNature·TypeLiterature review·DateJul 29, 2021

A sleep study’s eye-opening findings

A recent study conducted by MIT economists found that increasing nighttime sleep had no positive effects on work productivity, earnings, or overall sense of well-being among low-income workers in Chennai, India. However, short daytime naps did show significant improvements in these areas.

SourceMassachusetts Institute of Technology·JournalThe Quarterly Journal of Economics·TypeMeta-analysis·DateJul 29, 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.

Hopkins Med News Update

Researchers at Johns Hopkins Medicine found that hospitalized Black patients were diagnosed with aortic stenosis at half the rate of white patients, while Hispanic patients received treatment at a quarter of the rate. The study suggests racial differences may impact heart valve disease risk, highlighting the need for further exploration.

SourceJohns Hopkins Medicine·JournalScience Translational Medicine·DateJul 29, 2021

New project uses empathy to teach students about cybersecurity and AI ethics

Researchers develop hands-on labs to educate high school students about AI and cybersecurity ethics issues, aiming to increase empathy for vulnerable populations. The project uses functional near-infrared spectroscopy to assess the impact of these labs on brain regions associated with empathy.

SourceUniversity of Illinois School of Information Sciences·DateJul 29, 2021

York University planetary scientist puts Mars lake theory on ice with new study that offers alternate explanation

A new study published in Geophysical Research Letters suggests that smectites, a type of clay, are the most likely explanation for the bright radar reflections discovered at Mars' south polar cap. The research team used multiple lines of evidence to demonstrate that clays can explain all observations, putting the lake hypothesis on ice.

SourceYork University·JournalGeophysical Research Letters·DateJul 29, 2021

Equalizing the microbial research playing field

The KAUST Metagenomic Analysis Platform (KMAP) enables researchers worldwide to analyze massive microbial data, eliminating the need for advanced bioinformatics skills. KMAP allows scientists to identify proteins and enzymes with potential applications in various industries, such as agriculture and pharmaceuticals.

SourceKing Abdullah University of Science & Technology (KAUST)·JournalScientific Reports·TypeComputational simulation/modeling·DateJul 29, 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.

Scientists invent a new information storage and processing device

Researchers at New York University created a new type of memory that stores and processes information similar to synapses and neurons in the brain. The device combines the unique properties of quantum materials with spintronic magnetic devices, offering promising advancements in artificial intelligence and neuromorphic computing.

SourceNew York University·JournalScientific Reports·TypeExperimental study·DateJul 29, 2021

More carbon emissions will kill more people; here's how many

A new metric, 'mortality cost of carbon,' quantifies the impact of climate change on human lives. The study finds that current carbon emissions could lead to 83 million excess deaths by 2100, with most fatalities occurring in Africa and South Asia.

SourceColumbia Climate School·JournalNature Communications·DateJul 29, 2021

Could powerful ovarian cancer treatments benefit more patients?

Researchers have discovered a new group of patients who are likely to benefit from PARP inhibitor therapy, which has shown unprecedented success in treating BRCA1/2 mutated cancers. The study identified tumours with epigenetic marks that silenced the RAD51C gene, making them sensitive to PARP inhibitors.

SourceWalter and Eliza Hall Institute·JournalCancer Research·TypeExperimental study·DateJul 29, 2021

Machine learning to predict new quasicrystals

A machine learning model predicts new quasicrystals with nearly 71% accuracy, identifying key factors such as electron concentration and chemical composition. The discovery sheds light on the stabilization mechanism of quasicrystals, offering a step towards innovative materials like semiconductor and superconducting quasicrystals.

SourceResearch Organization of Information and Systems·JournalAdvanced Materials·DateJul 29, 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.

Presumed SARS-CoV-2 viral particles in human retina

Researchers discover presumed SARS-CoV-2 viral particles in the human retina of COVID-19 patients. The finding suggests a possible link between the virus and ocular clinical manifestations, highlighting the need for further investigation into the virus's effects on the eyes.

SourceJAMA Network·JournalJAMA Ophthalmology·DateJul 29, 2021

HKU Ecologist applied a novel statistical method to analysing causal inference and revealed importance of climate change in controlling deep-sea biodiversity

A novel statistical method revealed the importance of climate change in controlling deep-sea biodiversity, with temperature being the primary driver. The study used long-term fossil records and Convergent Cross Mapping to detect causality, supporting evidence that climate change affects deep-sea ecosystems.

SourceThe University of Hong Kong·JournalBiology Letters·DateJul 29, 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.

Self-reported memory problems after COVID-19

Researchers found a significant increase in self-reported memory issues among COVID-19 patients with mild disease, compared to controls. Eight months post-infection, the prevalence of memory problems was higher in this group than in untested controls or those with negative test results.

SourceJAMA Network·JournalJAMA Network Open·DateJul 29, 2021

Mechanism that triggers brain neurone response revealed

Scientists have discovered how neurotransmitters and proteins interact to trigger neuronal responses in the brain, with implications for understanding mood disorders and addictions. The study reveals small changes in protein connections control cellular responses, enabling precise regulation of neurotransmitter effects.

SourceIMIM (Hospital del Mar Medical Research Institute)·JournalChemical Science·DateJul 29, 2021

Cancer clinical trials adapted rapidly during COVID-19 pandemic year

Despite initial drops in enrollment, cancer clinical trials in the US showed significant resilience during the 2020-2021 COVID-19 pandemic. Treatment trial enrollments remained remarkably stable, while cancer control and prevention studies were disproportionately affected.

SourceSWOG Cancer Research Network·JournalJAMA Network Open·TypeData/statistical analysis·DateJul 29, 2021

Biofertiliser for better farms

Scientists create biofertilizer made from fast-growing freshwater cyanobacterium Tolypothrix, which can fix nitrogen without additional fertilization. The production process offers a cheap and renewable source of nitrogen-rich fertilizer for degraded soils.

SourceFlinders University·JournalChemosphere·TypeExperimental study·DateJul 29, 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.

Caribbean asphyxiation

Researchers at Smithsonian Tropical Research Institute characterize an acute marine hypoxic event in the Caribbean, impacting brittlestars and corals. The study reveals a resilient microbial community that adapts to deoxygenation, providing insights into the historical context of such events.

SourceSmithsonian Tropical Research Institute·JournalNature Communications·TypeObservational study·DateJul 29, 2021

Researchers developed a simple way to desalinate water using solar energy

Researchers developed a simple desalination technology harnessing solar energy, increasing efficiency by 280-400% compared to traditional devices. The innovative system produces high volumes of clean water at lower costs, addressing global water scarcity.

SourceUral Federal University·JournalCase Studies in Thermal Engineering·TypeExperimental study·DateJul 29, 2021

The price of pests: Australia’s $390 billion invasive species bill

A new analysis reveals that deliberate or accidental introductions of invasive species have cost Australia AUD$389.59 billion over the last 60 years. The most costly individual species was feral cats, while the management of invasive plants proved to be the worst offender, costing US$151.68 billion.

SourceFlinders University·JournalNeoBiota·TypeData/statistical analysis·DateJul 29, 2021

Moffitt researchers identify new relevant target for PARP inhibitor talazoparib

Moffitt researchers identify PARP16 as a novel functionally relevant target for talazoparib, which enhances anti-cancer effects in small cell lung cancer and Ewing sarcoma. Combination treatment with talazoparib and adavosertib results in enhanced anti-cancer activity.

SourceH. Lee Moffitt Cancer Center & Research Institute·JournalCell Chemical Biology·TypeExperimental study·DateJul 29, 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.