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Science News Archive March 2021 - Page 11


Page 11 of 53

A new way to visualize mountains of biological data

A new method developed by researchers at the University of Missouri uses machine learning to analyze large amounts of biological data from single-cell RNA-sequencing. This allows scientists to identify patterns and make faster conclusions, which can lead to potential treatments for diseases such as Alzheimer's.

SourceUniversity of Missouri-Columbia·JournalNature Communications·DateMar 25, 2021

Skoltech researchers create a new human height inheritance model

The study proposes an alternative model where the effects of sex, genes, and environment are multiplied, not added, to account for complex interactions. This reveals consistent differences in average heights across countries and sexes.

SourceSkolkovo Institute of Science and Technology (Skoltech)·JournalEuropean Journal of Human Genetics·DateMar 25, 2021

Study maps key proteins linked to epilepsy, revealing new drug targets

Researchers at NYU Langone Health identified hundreds of potential new treatment targets for epilepsy by analyzing adult human brain tissue. Altered levels of brain proteins were found predominantly in the hippocampus and frontal cortex, suggesting that these regions may play a role in the development of the disorder.

SourceNYU Langone Health / NYU Grossman School of Medicine·JournalBrain Communications·DateMar 25, 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.

Stressed brain linked to broken heart

Research found heightened brain activity in the amygdala region of stressed individuals, increasing risk of TTS, a temporary weakening of heart muscles. Stress reduction interventions may help prevent TTS, which is more common in women.

SourceEuropean Society of Cardiology·JournalEuropean Heart Journal·DateMar 25, 2021

Pediatric heart transplant method developed by U of A doctors allows for more surgeries, better outcomes: Study

A new pediatric heart transplant procedure has been shown to be at least as effective as the traditional approach, with similar survival rates and fewer infections. The method, pioneered by Canadian doctors, has enabled twice as many organs to be available for type O infants born with heart defects.

SourceUniversity of Alberta Faculty of Medicine & Dentistry·JournalThe Lancet Child & Adolescent Health·DateMar 25, 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.

Inhibiting impact of dust aerosols on eastern Pacific tropical cyclones from the perspective of energy transmission

Dust aerosol optical depth negatively affects cloud water in the lower troposphere. This change can alter atmospheric enthalpy surrounding a tropical cyclone, influencing its intensity. Dr. Zhang's study suggests that anomalous enthalpy changes are related to dust AOD conditions in eastern Pacific TCs.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalAtmospheric and Oceanic Science Letters·DateMar 25, 2021

How artificial intelligence is helping make food production smarter

A research consortium led by Professor Wolfgang Maaß of Saarland University is using artificial intelligence to create a data marketplace for food producers. This platform enables producers to retrieve fact-based information on market prices, weather forecasts, and production volumes, allowing them to make informed decisions and reduce...

SourceSaarland University·DateMar 25, 2021

When synthetic evolution rhymes with natural diversity

A new study reveals a complex co-evolutionary relationship between bacterial antigens and plant immune receptors, with implications for our understanding of the plant microbiome. The research found that synthetic experiments can mimic natural diversity in molecular signals, allowing plants to detect and respond to 'non-self' pathogens.

SourceGregor Mendel Institute of Molecular Plant Biology·JournalCell Host & Microbe·DateMar 25, 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.

The world's longest bottlebrush polymer ever synthesized

Researchers at NIMS and RIKEN successfully synthesized the longest bottlebrush polymer ever made, reaching a length of 7 μm. This achievement has significant implications for the development of flexible and low-friction polymeric materials.

SourceNational Institute for Materials Science, Japan·JournalAngewandte Chemie International Edition·DateMar 25, 2021

UTA team working with communities to combat environmental racism, urban sprawl

The University of Texas at Arlington team is working with historically black communities to create maps documenting Freedmen's Towns along the Trinity River and propose design strategies to address long-standing environmental issues. The project aims to combat environmental racism and loss of historic resources in Black settlements.

SourceUniversity of Texas at Arlington·DateMar 25, 2021

New documentation: Old-growth forest carbon sinks overestimated

Researchers at the University of Copenhagen refute the claim that old-growth forests play a significant role in climate mitigation due to incorrectly analyzed data. However, they emphasize the importance of old-growth forest for biodiversity. The study found that the carbon storage capacity of unmanaged forests is highly overestimated.

SourceUniversity of Copenhagen - Faculty of Science·JournalNature·DateMar 25, 2021
Apple iPhone 17 Pro

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

New UCF nanotech gives boost to detection of cancer and disease

University of Central Florida researchers have developed a new screening technique using nickel-platinum nanoparticles to increase ELISA sensitivity for diseases like cancer, allowing for earlier diagnosis and potentially saving lives.

SourceUniversity of Central Florida·JournalJournal of the American Chemical Society·DateMar 25, 2021

Massive study reveals few differences between men and women's brains

A massive study coalesced three decades of research to find that men and women's brains differ slightly in size, not sex or gender. Brain size is the only clear-cut difference, with women's brains being about 11% smaller than men's, impacting certain features such as gray matter and connectivity.

SourceRosalind Franklin University of Medicine and Science·JournalNeuroscience & Biobehavioral Reviews·DateMar 25, 2021

Second drug targeting KRASG12C shows benefit in mutated non-small-cell lung cancer

A new study found that a second drug targeting KRASG12C showed promising results in treating non-small-cell lung cancer (NSCLC) with this specific mutation. Nearly half of patients evaluable for clinical activity had a partial response to treatment, setting up potential future trials and combinations.

SourceEuropean Society for Medical Oncology·JournalJournal of Thoracic Oncology·DateMar 25, 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.

Text message program shows 60 percent of opioid tablets unused after common procedures

A new study by researchers at the University of Pennsylvania School of Medicine found that more than 60% of opioid tablets prescribed for patients undergoing orthopaedic or urologic procedures went unused. The study used an automated text messaging system to track patient pain and opioid use, revealing that most opioids are taken withi...

SourceUniversity of Pennsylvania School of Medicine·JournalJAMA Network Open·DateMar 25, 2021

Biocrude passes the 2,000-hour catalyst stability test

Scientists at the DOE/Pacific Northwest National Laboratory have successfully demonstrated a biocrude conversion process that can operate continuously for over 2,000 hours without losing effectiveness. The process converts various types of biocrude from wastewater and food waste into high-quality renewable diesel fuel.

SourceDOE/Pacific Northwest National Laboratory·DateMar 25, 2021

A T-cell stimulatory protein and interleukin-10 synergize to prevent gut inflammation

A study published in the Proceedings of the National Academy of Sciences has identified a synergy between ICOS ligand and interleukin-10 that promotes mutualism with the gut microbiota. The research found that mice deficient in ICOSL had increased frequencies of IL-10-producing CD4+ T cells, which were crucial for preventing severe inf...

SourceUniversity of Alabama at Birmingham·JournalProceedings of the National Academy of Sciences·DateMar 25, 2021

Researchers at Stanford and Carnegie Mellon reveal cost of key climate solution

New study by Stanford and Carnegie Mellon researchers finds that managing high salinity brines from efficient underground carbon sequestration imposes significant energy and emissions penalties. The approach prioritizes storage in low salinity reservoirs, minimizing extraction ratios and recovery extent to reduce penalties.

SourceStanford University·JournalEnvironmental Science & Technology·DateMar 25, 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.

Researchers improve plant prime editing efficiency with optimized pegRNA designs

The study optimized pegRNA designs to maximize plant prime editing efficiency, finding that the melting temperature of the PBS sequence is crucial for efficient editing. The introduction of dual pegRNAs resulted in significant improvements in editing efficiency, with a 3.0-fold increase compared to individual pegRNAs.

SourceChinese Academy of Sciences Headquarters·JournalNature Biotechnology·DateMar 25, 2021

Wisdom, loneliness and your intestinal multitude

A new study reveals a connection between wisdom, loneliness and gut microbial diversity. Participants with lower levels of loneliness and higher levels of wisdom had greater phylogenetic richness and diversity in their gut microbiome. A more diverse gut microbiota may promote better resilience and stability.

SourceUniversity of California - San Diego·JournalFrontiers in Psychiatry·DateMar 25, 2021

Aerobic exercise may help address dialysis-related symptoms

Aerobic exercise has been shown to lessen several hemodialysis-related symptoms, including restless leg syndrome, symptoms of depression, muscle cramping, and fatigue. However, more research is needed to determine the extent of benefits from aerobic exercise for individuals with kidney failure who are undergoing dialysis.

SourceAmerican Society of Nephrology·JournalClinical Journal of the American Society of Nephrology·DateMar 25, 2021

New 'bi-molecule' with multiple technological applications discovered

A new type of bi-molecule formed from two nitric oxide molecules has been discovered, enabling researchers to study chemical reactions at low temperatures and investigate intermolecular interactions at large distances. The bi-molecule could have multiple technological applications in quantum optics and computing.

SourceUniversity of Granada·JournalPhysical Review Letters·DateMar 25, 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.

New biomarkers of malignant melanoma identified

Scientists have identified new biomarkers in exosomes produced by cancer stem cells, which could help diagnose and predict malignant melanoma. These biomarkers were found to be present in the blood of patients with different stages of the disease, distinguishing them from healthy individuals.

SourceUniversity of Granada·JournalMolecular Oncology·DateMar 25, 2021

Renewable energy, new perspectives for photovoltaic cells

Researchers at Politecnico di Milano and IFN-CNR have developed new materials that minimize efficiency losses in organic photovoltaic cells. These advancements enable future solar cells to be more efficient, flexible, and environmentally friendly.

SourcePolitecnico di Milano·JournalNature Communications·DateMar 25, 2021

Scientists find evidence that novel coronavirus invades the mouth's cells

A study by researchers at UNC Chapel Hill found evidence that SARS-CoV-2 infects cells in the mouth, potentially explaining widespread symptoms and enabling transmission through saliva. The study revealed RNA for viral entry proteins in certain oral tissues, suggesting these regions are susceptible to infection.

SourceUniversity of North Carolina at Chapel Hill·JournalNature Medicine·DateMar 25, 2021

Genomic sieve analysis can inform SARS-CoV-2 vaccine development

Researchers propose genomic sieve analysis to examine COVID-19 vaccine breakthrough infections, revealing viral mutations that evade the immune response. The technique predicts potential mechanisms of vaccine protection and future vaccine resistance.

SourceThe U.S. Military HIV Research Program (MHRP)·JournalPLOS Pathogens·DateMar 25, 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.

Gene required for jumping identified in rabbits

A study published in PLOS Genetics identified the RORB gene as necessary for rabbits to perform their characteristic jumping gait. The researchers used a rare breed of domesticated rabbit with a developmental defect to pinpoint the cause, finding a specific mutation in the RORB gene that disrupts the animal's ability to jump.

SourcePLOS·JournalPLOS Genetics·DateMar 25, 2021

A divided cell is a doubled cell

Researchers achieve complete control over vesicle division using osmosis and enzymatic reactions, producing single-phase 'daughter cells' with different membrane compositions. The team can also grow these cells back into phase-separated vesicles by fusing them with tiny vesicles.

SourceWiley·JournalAngewandte Chemie International Edition·DateMar 25, 2021

New nanotransistors keep their cool at high voltages

Researchers at EPFL have developed a new transistor design that reduces resistance and heat dissipation in high-power systems. The innovative technology uses multi-channel designs and gallium nitride nanowires to improve conversion efficiencies.

SourceEcole Polytechnique Fédérale de Lausanne·JournalNature Electronics·DateMar 25, 2021

Plant gene found in insect, shields it from leaf toxins

A Chinese research team discovered that whiteflies use a plant gene to degrade common plant toxins, allowing them to feed on plants safely. The team developed a strategy to undo this superpower by creating a small RNA molecule that interferes with the whitefly's gene.

SourceCell Press·JournalCell·DateMar 25, 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.

MIT engineers make filters from tree branches to purify drinking water

Researchers have developed xylem filters made from native trees that can remove bacteria and viruses from contaminated drinking water, showing promise as a community-based solution. The filters can be fabricated using simple techniques and have been tested in India, demonstrating their effectiveness in real-world situations.

SourceMassachusetts Institute of Technology·JournalNature Communications·DateMar 25, 2021

Should you take fish oil? Depends on your genotype

Research suggests that fish oil supplementation only lowers triglycerides in individuals with a specific genetic background (AG genotype), while those with the AA genotype may see increased triglycerides.

SourceUniversity of Georgia·JournalPLOS Genetics·DateMar 25, 2021

The imaginary part of quantum mechanics really exists!

A team of researchers from University of Warsaw and China found quantum states that can only be distinguished using complex numbers, proving their importance in quantum mechanics. Complex numbers were initially considered purely mathematical but have been shown to play a fundamental role in the theory.

SourceUniversity of Warsaw, Faculty of Physics·JournalPhysical Review Letters·DateMar 25, 2021

Geisel receives $2.1 million grant to implement shared decision making collaborative

Researchers at Dartmouth's Geisel School of Medicine will engage breast cancer teams across the US in a learning collaborative to adopt and implement conversation aids for early-stage breast cancer treatment options. The goal is to improve patient involvement in decision-making and increase awareness of PCORI-funded research findings.

SourceThe Geisel School of Medicine at Dartmouth·DateMar 25, 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.

Researchers capture first 3D super-resolution images in living mice

Scientists have developed a new microscopy technique that can acquire 3D super-resolution images of subcellular structures deep inside biological tissue, including the brain. This breakthrough enables researchers to study subtle changes in neurons over time, during learning, or as a result of disease.

SourceOptica·JournalOptica·DateMar 25, 2021

Researchers use machine learning to rank cancer drugs in order of efficacy

Researchers from Queen Mary University of London developed a machine learning algorithm that ranks cancer drugs based on their effectiveness in reducing cancer cell growth. The approach has the potential to advance personalized therapies by allowing oncologists to select the best drugs for individual patients.

SourceQueen Mary University of London·JournalNature Communications·DateMar 25, 2021

When fly larvae are hungry

Researchers led by Dr. Katrin Vogt found that fly larvae adjust their behavior in response to internal states and context, similar to human brains. The study, funded by the German Research Foundation and NIH, sheds light on how the brain controls sensory processing.

SourceUniversity of Konstanz·JournalScience Advances·DateMar 25, 2021

Bringing Total Worker Health® to a multinational agribusiness in Latin America

Researchers applied Total Worker Health framework to a large Latin American agribusiness, adapting existing tools and training to meet diverse cultural needs. The study found improvements in employee health, safety, and well-being, as well as increased productivity.

SourceUniversity of Colorado Anschutz Medical Campus·JournalInternational Journal of Environmental Research and Public Health·DateMar 25, 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.

Exposure to flame retardants early in pregnancy linked to premature birth

A new study has found a link between early exposure to flame retardants and an increased risk of premature birth in pregnant women. Women with high levels of polybrominated diphenyl ethers (PBDEs) in their blood were more likely to deliver their babies early, with no such association seen for those with lower exposure levels.

SourceNYU Langone Health / NYU Grossman School of Medicine·JournalJournal of Perinatal Medicine·DateMar 25, 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.

Exploring the nanoworld in 3D

Researchers from CNRS and universities in France and Austria develop new imaging technique to visualize electromagnetic fields surrounding nanocrystals. This breakthrough enables precise targeting of heat transfers and better understanding of materials properties.

SourceCNRS·JournalScience·DateMar 25, 2021

New study published in Science maps wildlife microbiota

A new study published in Science has mapped the gut microbiota of over 200 species of animals in the wild, discovering millions of previously unknown potential human therapeutics. The study's findings add 30 million genes to Wild Biotech's database, which now comprises hundreds of animal species and 100 million genes.

SourceKern Communications·JournalScience·DateMar 25, 2021

New light on baryonic matter and gravity on cosmic scales

Researchers have discovered that missing baryonic matter is found in the space between galaxies as hot, low-density gas. This study also provides new insights into the nature of gravity, showing that observations are compatible with Einstein's theory of General Relativity.

SourceInstituto de Astrofísica de Canarias (IAC)·JournalMonthly Notices of the Royal Astronomical Society·DateMar 25, 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.

Common Alzheimer's treatment linked to slower cognitive decline

A new study published in Neurology shows that cholinesterase inhibitors can slow cognitive decline and reduce mortality in people with Alzheimer's disease. The study found that patients treated with these drugs had a 27% lower risk of death compared to those not treated, highlighting the benefits of current treatment recommendations.

SourceKarolinska Institutet·JournalNeurology·DateMar 25, 2021