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Science News Archive January 2021 - Page 26


Page 26 of 40

Shell scientist honored for research on how nature can help reduce carbon footprint

Christian A. Davies, Ph.D., has been awarded the 2021 Edith and Peter O'Donnell Award in Technology Innovation from TAMEST for his development of alternative carbon management technologies that reduce emissions. His work focuses on combining DNA sequencing techniques with net carbon flux to analyze microbes in soil.

SourceTexas Academy of Medicine, Engineering, Science & Technology·DateJan 13, 2021

Weaker skin barrier leads to faster uptake of chemicals

A new study reveals that people with a genetically weakened skin barrier are more susceptible to faster uptake of common chemicals, increasing the risk of skin diseases and cancer. Researchers screened 500 participants in Sweden, finding twice as high doses of pesticides in those with the mutation.

SourceKarolinska Institutet·JournalEnvironmental Health Perspectives·DateJan 13, 2021
Apple iPhone 17 Pro

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

Expanding the biosynthetic pathway via retrobiosynthesis

Researchers at KAIST develop novel biosynthetic pathways for short-chain primary amines through retrobiosynthesis, expanding the strategy for bio-based production of chemicals. The team successfully produced multiple short-chain primary amines using Escherichia coli strains and renewable resources.

SourceThe Korea Advanced Institute of Science and Technology (KAIST)·JournalNature Communications·DateJan 13, 2021

Disagreeing takes up a lot of brain real estate

Researchers at Yale University used functional near-infrared spectroscopy to study brain activity during face-to-face discussions. They found that brains exhibit a calm synchronicity of activity focused on sensory areas when agreeing, but mobilize higher cognitive functions and emotional resources when disagreeing.

SourceYale University·JournalFrontiers in Human Neuroscience·DateJan 13, 2021

Robotic swarm swims like a school of fish

Researchers developed fish-inspired robots that synchronize movements in 3D space, exhibiting complex collective behaviors such as aggregation and circle formation. The system uses blue LED lights for vision-based coordination and demonstrates autonomy in underwater environments.

SourceHarvard John A. Paulson School of Engineering and Applied Sciences·JournalScience Robotics·DateJan 13, 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.

Improved understanding and treatment of inflammatory diseases

The SciFiMed project develops a multiplex detection system to examine the functional activity of seven complement factor H related proteins in patient samples. This technique helps diagnose inflammatory diseases such as macular degeneration with higher accuracy.

SourceEötvös Loránd University·DateJan 13, 2021

Medication shows promise for weight loss in patients with obesity, diabetes

A new study confirms that treatment with Bimagrumab is safe and effective for treating excess adiposity and metabolic disturbances in adult patients with obesity and type 2 diabetes. The medication achieved a nearly 21% decrease in body fat and a 6.5% reduction in body weight, along with a gain of lean mass.

SourceThe Obesity Society·JournalJAMA Network Open·DateJan 13, 2021

Evolution: Speciation in the presence of gene flow

Researchers have shown that new ecological variants can evolve within thoroughly mixed yeast populations, diverging into distinct phenotypes and genetic classes. The emergence of these differences is attributed to newly acquired mutations in 50:50 mixtures, rather than the selection of existing variants.

SourceLudwig-Maximilians-Universität München·JournalNature Ecology & Evolution·DateJan 13, 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.

Ukraine genome survey adds missing pieces to human diversity puzzle

The Ukraine genome survey found over 13 million genetic variants, including medically relevant mutations linked to breast cancer, autism, and rare eye diseases. The study shows Ukraine accounts for a quarter of European genetic variation, providing valuable insights into human history and disease prevention.

SourceGigaScience·JournalGigaScience·DateJan 13, 2021

Energy harvesting made possible with skin temperature

Researchers developed flexible thermoelectric devices that can generate electricity from human skin temperature, overcoming limitations of existing rigid devices. The new technology allows for mass production of wearable devices with high power generation performance, solving the power-source issue for battery-based sensor systems.

SourceNational Research Council of Science & Technology·JournalNature Communications·DateJan 13, 2021

Flashing plastic ash completes recycling

Researchers at Rice University have developed a technique to convert pyrolyzed plastic ash into turbostratic graphene flakes, which can be added to materials like polyvinyl alcohol films and Portland cement to improve their compressive strength and resistance to water. The process has the potential to reduce energy use and cut pollutan...

SourceRice University·JournalCarbon·DateJan 13, 2021

Infection biology: How one pathogen evades the immune system

Researchers have identified a mechanism that allows Trypanosoma brucei to express only one surface protein variant, avoiding detection by the immune system. This finding has implications for understanding and potentially inhibiting antigenic variation in pathogens.

SourceLudwig-Maximilians-Universität München·JournalNature Microbiology·DateJan 13, 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.

Eastern and central China become brighter due to clean air action

China's stringent air pollution control policies have led to a significant decrease in aerosol concentrations, but winter haze events still occur. A recent study found that the controls have resulted in a much stronger increase in surface solar radiation in eastern and central China.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalGeophysical Research Letters·DateJan 13, 2021

Getting romantic at home wearing an EEG cap

A team led by Dr. Julian Packheiser recorded brain activity of romantic couples while cuddling, kissing, or discussing happy memories at home. Positive emotions were mainly processed in the left half of the brain, confirming the valence model of emotional lateralisation.

SourceRuhr-University Bochum·JournalScientific Reports·DateJan 13, 2021

Columbia engineers first to observe avalanches in nanoparticles

Researchers at Columbia University have developed the first nanomaterial that demonstrates photon avalanching, a process with extreme nonlinear optical behavior and efficiency. The realization of this phenomenon in nanoparticle form opens up new applications in sensing, imaging, and light detection.

SourceColumbia University School of Engineering and Applied Science·JournalNature·DateJan 13, 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.

Scoring system to redefine how U.S. patients prioritized for liver transplant

Researchers developed a risk score to prioritize liver cancer patients for transplantation, accounting for both cancer-related and non-cancer-related factors. The LiTES-HCC score predicts post-transplant survival for hepatocellular carcinoma patients, leading to more efficient allocation of livers.

SourceUniversity of Miami Miller School of Medicine·JournalJournal of Hepatology·DateJan 13, 2021

Study gauges psychological impact of COVID-19 pandemic on university students

A recent study published in PLOS ONE found that more than half of US university students experienced high levels of psychological impact from the COVID-19 pandemic. The study, which surveyed 2,534 students across seven US universities, identified risk factors such as gender, ethnicity, socioeconomic status, and health conditions.

SourcePLOS·JournalPLOS ONE·DateJan 13, 2021

A 'ghastly future' unless extraordinary action is taken soon on sustainability

A global team of scientists warns that humans face a catastrophic future due to environmental degradation, population growth, and political inaction. The researchers highlight the urgent need for concrete changes to mitigate these threats, including ending fossil fuel use and empowering women.

SourceUniversity of California - Los Angeles·JournalFrontiers in Conservation Science·DateJan 13, 2021

New research reveals early warning sign for heart disease

A new study found that people with abdominal aortic calcification (AAC) have a two to four times higher risk of future cardiovascular events. The more extensive the calcium buildup, the greater the risk.

SourceEdith Cowan University·JournalJournal of the American Heart Association·DateJan 13, 2021

New insights into the control of inflammation

The EGR1 transcription factor inhibits expression of pro-inflammatory genes in macrophages, blunting their activation and the immune response. This discovery sheds light on the fundamental process of macrophage maturation, which is critical for inflammation.

SourceThe Wistar Institute·JournalScience Advances·DateJan 13, 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.

Ovarian cancer cells adapt to their surroundings to aid tumor growth

Researchers discovered that ovarian cancer cells undergo structural changes in their mitochondria to survive and proliferate in the peritoneal cavity. This adaptation enables aggressive cancerous cells to grow and spread, making it harder to detect and treat. Understanding these cellular adaptations could lead to new targeted therapies.

SourceFrontiers·JournalFrontiers in Oncology·DateJan 13, 2021

How does your computer smell?

Researchers at the University of Tokyo have developed a highly sensitive biohybrid olfactory sensor that can detect odor molecules in the air. The sensor uses insect olfactory receptors reconstituted into lipid bilayers and has been shown to detect concentrations as low as parts per billion.

SourceUniversity of Tokyo·JournalScience Advances·DateJan 13, 2021

NASA missions unmask magnetar eruptions in nearby galaxies

Astronomers confirm that a recent burst of high-energy light was triggered by a magnetar located in a neighboring galaxy. The finding confirms long-held suspicions about the connection between gamma-ray bursts and magnetar activity.

SourceNASA/Goddard Space Flight Center·JournalNature·DateJan 13, 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.

Lipid biomarkers in urine can determine the type of asthma

A new study at Karolinska Institutet in Sweden has developed a urine test to identify and verify the type of asthma. The test uses lipid biomarkers to measure urinary metabolite levels of certain prostaglandins and leukotrienes, which are known mediators of asthmatic airway inflammation.

SourceKarolinska Institutet·JournalAmerican Journal of Respiratory and Critical Care Medicine·DateJan 13, 2021

Catalysts: worth taking a closer look

A new research method has successfully investigated the role of oxygen in complex metal oxide surfaces, revealing that oxygen atoms settle down particularly easily in specific places. This breakthrough understanding will aid in improving important catalysts needed for energy and environmental technology.

SourceVienna University of Technology·JournalNature Communications·DateJan 13, 2021

Wetland methane cycling increased during ancient global warming event

Scientists have discovered that ancient wetlands experienced increased methane cycling during the Paleocene-Eocene Thermal Maximum, an ancient global warming event. This finding suggests that rapid global warming can disrupt methane cycling in wetlands, potentially exacerbating climate change.

SourceUniversity of Bristol·JournalGeology·DateJan 13, 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.

A niche for the eye

Researchers at Stowers Institute for Medical Research have discovered a signaling pathway that regulates the secretion of proteins important for maintaining eye structure, including the ciliary body. This finding holds promise for early detection and treatment of degenerative eye conditions such as glaucoma.

SourceStowers Institute for Medical Research·JournalCell Reports·DateJan 13, 2021

Blue-light stride in perovskite-based LEDs

Researchers at Linköping University have developed efficient blue light-emitting diodes based on mixed halide perovskites, achieving stable emission in the deep blue to sky blue range. The new LEDs are made using the vapour-assisted crystallisation technique and exhibit an energy efficiency of up to 11%.

SourceLinköping University·JournalNature Communications·DateJan 13, 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.

Illinois residents value strategies to improve water quality

A study from University of Illinois agricultural economists found that Illinois residents value efforts to reduce watershed pollution and are willing to pay for environmental improvements. Respondents were surveyed on their willingness to pay for various water quality improvements, with a 50% reduction in algal blooms estimated to be w...

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalLand Economics·DateJan 13, 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.

Scientists discover new 'spectacular' bat from West Africa

Researchers describe a critically endangered bat species, Myotis nimbaensis, with bright-orange fur, found in the Nimba Mountains, a biodiversity hotspot. The discovery highlights the importance of sub-Saharan sky islands to bat diversity and conservation efforts.

SourceAmerican Museum of Natural History·JournalAmerican Museum Novitates·DateJan 13, 2021

Study suggests compound protects myelin, nerve fibers

A compound developed at Oregon Health & Science University appears to protect nerve fibers and the fatty sheath of myelin that covers nerve cells. The discovery suggests the compound may also prevent damage from occurring, reducing inflammation and degeneration in multiple sclerosis and other neurodegenerative diseases.

SourceOregon Health & Science University·JournalJournal of Neuroimmunology·DateJan 13, 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.

A new study identifies possible biomarkers of severe malaria in African children

A new study by ISGlobal has identified six microRNAs that may be used as biomarkers to predict disease severity in children with severe malaria. The findings provide a potential breakthrough in understanding the mechanisms underlying severe malaria and improving treatment outcomes.

SourceBarcelona Institute for Global Health (ISGlobal)·JournalEmerging Infectious Diseases·DateJan 13, 2021

Researchers identify promising model for studying human aging

A study published in Frontiers in Physiology: Striated Muscle has identified the Dunkin Hartley guinea pig as a promising animal model for understanding human musculoskeletal aging. The researchers found similarities between muscle changes in guinea pigs and humans, including decreases in muscle density and shifts toward slower-twitch ...

SourceColorado State University·JournalFrontiers in Physiology·DateJan 13, 2021

COVID-19 vaccine creates incentive to improve our health

Researchers reviewed 49 studies linking stress, depression, and poor health behaviors to impaired immune response to vaccination. Improving these factors can enhance the body's response to the COVID-19 vaccine.

SourceOhio State University·JournalPerspectives on Psychological Science·DateJan 13, 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.

Giant map of the sky sets stage for ambitious DESI survey

Astronomers have released the largest-ever map of the sky, comprising over a billion galaxies, to aid in understanding dark energy. The DESI Legacy Imaging Surveys will provide new insights into this mysterious force driving the Universe's accelerating expansion.

SourceAssociation of Universities for Research in Astronomy (AURA)·DateJan 13, 2021

UT Southwestern biochemist recognized for pioneering metabolic research

Dr. Benjamin Tu's research on cellular roles of small molecule metabolites has led to the discovery of a unique pathway supporting cancerous cell growth. His work challenges the long-held belief that metabolites are merely passive in their function, unveiling that they may drive key cellular processes.

SourceTexas Academy of Medicine, Engineering, Science & Technology·DateJan 13, 2021

Examining therapeutic targets for kidney disease

A University of Houston researcher has identified the suPAR protein as a potential therapeutic target for treating focal segmental glomerulosclerosis (FSGS), a common form of kidney disease. High circulating levels of suPAR have been shown to induce oxidative stress in the kidneys, leading to cell damage and kidney failure.

SourceUniversity of Houston·DateJan 13, 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.

Do as the Romans: Power plant concrete strengthens with time

Researchers at Nagoya University have discovered a rare mineral in the thick walls of a decommissioned nuclear power plant that increases concrete strength by more than three times. The formation of aluminous tobermorite allows for stronger and more eco-friendly concrete.

SourceNagoya University·JournalMaterials & Design·DateJan 13, 2021

Combination treatment for methamphetamine use disorder shows promise in NIH study

A combination of injectable naltrexone and oral bupropion was found to be effective in treating adults with moderate or severe methamphetamine use disorder. Participants responded at a significantly higher rate to the treatment, with an NNT of 9, indicating its potential as a promising addition to current approaches.

SourceNIH/National Institute on Drug Abuse·JournalNew England Journal of Medicine·DateJan 13, 2021

Resilience to climate change?

A recent study on octopus rubescens found a significant adaptability to short-term exposure to acidic water, with metabolic rates returning to normal after 1 week. Long-term effects were less pronounced, with reduced oxygen circulation and function in low-acidity conditions.

SourceUniversity of Chicago Press Journals·JournalPhysiological and Biochemical Zoology·DateJan 13, 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.