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Science News Archive 2020


Page 128 of 512

Noble metal clusters can enhance performance of catalysts and save resources

Researchers at Karlsruhe Institute of Technology (KIT) have discovered that noble metal clusters are more reactive than individual atoms, allowing for improved removal of exhaust gases. The clusters exhibit optimal structure for high activity, enabling the development of catalysts with enhanced stability and long-term performance.

Black hole shadow puts general relativity to the test

Researchers from the Event Horizon Telescope collaboration used the first horizon-scale image of a black hole to test general relativity, deepening understanding of black holes and ruling out many alternatives. The study found that the size of the black hole shadow corroborates the predictions of general relativity.

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.

MAP Congress 2020: Molecular Analysis for Precision oncology

The MAP Congress 2020 aimed to answer the critical question of how to integrate tumour sample analysis into daily practice. Key findings highlighted actionable mutations in patient DNA for personalized treatment, with expert guidance on molecular targeting and biomarkers.

Our health: New focus on the synergy effect of nanoparticles

A new study reveals that nanoparticles can damage human cells when combined, even if individual types do not cause harm. Researchers call for more studies on the effects of lifelong exposure to nanoparticles, which are used in various products and manufacturing processes.

Are organ transplant recipients at greater risk of death from COVID-19?

A new study published in Transplantation found that organ transplant recipients are at a higher risk of death from COVID-19 due to the use of hydroxychloroquine treatment. The study examined data from COVID-19 positive adult solid organ transplant recipients and non-transplant patients matched by age, race, and hospital admission status.

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.

Stem cells can help repair spinal cord after injury

Researchers at Karolinska Institutet discovered that stem cells in the mouse spinal cord can form new oligodendrocytes, essential for neuronal signal transmission, to help repair damaged tissue. This finding indicates a conceptually new strategy for stimulating repair after nervous system damage.

Hubble watches exploding star fade into oblivion

Hubble observed SN 2018gv in February 2018 to precisely measure the universe's expansion rate. The supernova serves as a 'milepost marker' to calculate galaxy distances and fundamental values needed for measuring space expansion.

Apple iPhone 17 Pro

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

RIT Cary Graphic Arts Collection preserves Hebrew wood type

The RIT Cary Graphic Arts Collection is preserving a rare collection of Hebrew wood types used by the Jewish-American press at the turn of the 20th century. The collection includes sets from one of the longest-running Yiddish daily newspapers still in publication, The Forward.

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.

Sensor with 100,000 times higher sensitivity could bolster thermal imaging

Researchers developed a new microwave radiation sensor with 100,000 times higher sensitivity than currently available sensors, enabling improved thermal imaging and detection of electromagnetic signals. The technology has potential applications in quantum sensing, radar, and the search for dark matter.

Why writing by hand makes kids smarter

Researchers at NTNU found that handwriting creates more activity in the brain's sensorimotor parts, leading to better learning and memory. The study suggests that children should receive minimum handwriting training to develop their cognitive skills.

Alien species to increase by 36% worldwide by 2050

A new study predicts that alien species will continue to spread globally at an alarming rate, increasing by 36% worldwide by 2050. In Europe, the number of alien species is expected to rise by 64%, with over 2,500 new arrivals predicted.

Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

New research explores how multinational firms can manage corruption

A new study from Lehigh University College of Business professor Charles E. Stevens found that firms taking a third approach to managing corruption in developing countries, known as an 'engagement strategy', are successful due to deeper long-term commitments and partnerships.

How cells build organisms

Researchers at Harvard Medical School have discovered a key control mechanism that allows cells to self-organize in early embryonic development. By studying the expression of unique combinations of adhesion molecules, the team found that these 'adhesion codes' determine which cells prefer to stay connected and how strongly they do so.

DNA changes in healthy bladder provide clues on how cancer arises

Researchers found high variability in DNA changes between individuals, suggesting a wide range of factors influence bladder cancer development. A new mutational signature linked to smoking was also identified, shedding light on why tobacco is the single greatest risk factor for bladder cancer.

Climate: Iodic acid influences cloud formation at the North Pole

Researchers found that iodic acid triggers new aerosol particle formation events, leading to cloud condensation nuclei and potentially altering clouds' radiative properties. The team's findings provide greater insight into biogeochemical processes for cloud formation over the Arctic pack ice.

Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

Carbon-carbon covalent bonds far more flexible than presumed

Researchers at Hokkaido University discovered that carbon-carbon covalent bonds can expand and contract flexibly, a new phenomenon that could confer unique properties on organic compounds. The study found that these flexible bonds exhibit reversible expansion and contraction in response to external stimuli.

Long-term care after Medicaid expansion

A recent study found that Medicaid expansion under the ACA significantly reduced long-term home health care and nursing home use among newly eligible low-income adults and older adults. The study suggests that increased access to healthcare led to better management of chronic conditions, resulting in lower rates of institutional care.

Tool helps clear biases from computer vision

Researchers at Princeton University developed a tool to uncover potential biases in visual data sets, such as stereotypical images and underrepresentation. The tool, REVISE, uses statistical methods to inspect data sets for object-based, gender-based, and geography-based biases.

Sticking together

Researchers find that cell adhesion proteins and a gradient of signaling molecule Sonic Hedgehog work together to create precise sorting of cells into domains. By combining experiments from biophysics, genetics, and developmental biology, the team successfully solves the puzzle of how patterns are created in developing organisms.

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.

Zika infections drastically underreported during 2015 epidemic

A study by University of Notre Dame researchers found over 100 million Zika virus infections went undetected between 2015 and 2018. The team's findings highlight the need for improved surveillance systems to track transmission, especially in regions with high asymptomatic infection rates.

Internet gaming youth not more prone to psychiatric disorders

A recent study published in the Journal of Child Psychology and Psychiatry has found no connection between Internet Gaming Disorder (IGD) and psychiatric problems in children. In contrast, children with IGD symptoms showed lower anxiety levels two years later, potentially due to social interactions or gaming as a distraction.

800 million children still exposed to lead

A UNICEF study reports that 800 million children have high lead values in their blood, posing permanent brain damage risks. The study highlights the need for international measures to address lead exposure, particularly among marginalized groups.

Understanding beta cell growth may help treat diabetes

Researchers at Pennington Biomedical Research Center will investigate how the SGK1 enzyme regulates beta-cell mass when more insulin is needed. The study aims to understand how beta-cell growth mechanisms influence insulin release, potentially leading to new medications for diagnosing and treating metabolic diseases.

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.

TGen and HonorHealth study suggests alternative method of diagnosing lung infection

Researchers propose endotracheal aspirates as an attractive alternative to invasive bronchoalveolar lavage for diagnosing ventilator-associated pneumonia. The study revealed that ETA is functionally diverse and highly enriched in proteins involved in immunity, suggesting its potential to detect lung infection earlier and more accurately.

Einstein's description of gravity just got much harder to beat

Researchers used black hole images to test Einstein's general relativity, identifying modifications that cannot be significantly different from the theory. The new analysis provides a tighter gauge for testing gravity theories, constraining deviations from general relativity even further.

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.

Study finds yoga and meditation reduce chronic pain

A study found that participants in an eight-week MBSR course reported significant improvements in pain, depression, and disability. The program helped patients cope with their pain and improve their mental and physical health.

Scientists map genes controlling immune system 'brakes'

Researchers at Gladstone Institutes have mapped the genetic networks that control regulatory T cells, which act as a brake to suppress immune reactions. The findings could lead to therapies that strengthen or weaken the function of these cells to treat cancer and autoimmune diseases.

Ecological power storage battery made of vanillin

Researchers at Graz University of Technology have created a redox-active electrolyte material using vanillin, replacing ecologically harmful heavy metals or rare earths in liquid batteries. The technology is an important step towards sustainable energy storage and has potential applications in renewable energy expansion and grid relief.

Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

15-year trend persists in disparate insulin pump use in children

A 15-year study found that non-Hispanic white children are more likely to use insulin pumps than non-Hispanic Black children, exacerbating racial disparities in type 1 diabetes outcomes. Researchers emphasize the need for interventions to address these disparities and promote equitable care.

Pattern in whale songs predicts migration

Researchers at Stanford University have identified patterns in blue whale songs that indicate migration from feeding grounds to breeding grounds. The study uses advanced recording technologies to analyze whale song wavelengths, revealing a distinct change over several months.

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.

'Social cells' related to social behavior identified in the brain

A research team at Kobe University has identified 'social cells' in the brain related to social behavior, including Social-ON cells that activate during social interactions. The study found that these cells were active when a stranger mouse was present, regardless of location.

Tumor progression depends on the tumor microenvironment

Researchers discover that the proteins transforming growth factor-β (TGF-β) and tumor necrosis factor alpha (TNF-α) promote the development of cancer-associated fibroblasts, contributing to tumor progression. TGF-β induces endothelial-mesenchymal transition (EndMT), a process involving the conversion of endothelial cells to CAFs.

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.

Researchers advance COVID-19 antibody knowledge with paper in journal

Scientists found that some COVID-19 antibodies provide stronger protection than others against reinfection, but not all individuals who have had the disease generate neutralizing antibodies. The study aims to answer how much neutralizing antibody is needed to prevent infection or reinfection.

Expert opinion: COVID-19 vaccine rollout unlikely before fall 2021

A survey of 28 experts in vaccinology predicts that a publicly available COVID-19 vaccine may not be available before the fall of 2021. The majority of experts believe that the best-case scenario is a vaccine becoming available next summer, with some predicting it may take until 2022.

Ice Age manatees may have called Texas home

Researchers found fossil evidence of ice age manatees in Texas, dating back to 11,000 to 240,000 years ago. The discovery suggests that manatees may have had a stable presence on the Texas coast during this time period.

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.