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Science News Archive 2019


Page 109 of 486

New electrolyte stops rapid performance decline of next-generation lithium battery

Researchers at Argonne National Laboratory have developed a new electrolyte mixture and additive that can stabilize silicon anodes during cycling, improving long-term cycling and calendar life. The new electrolyte mixtures, called MESA, show increased surface and bulk stabilities, outperforming comparable cells with graphite chemistry.

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.

System can minimize damage when self-driving vehicles crash

A new decision-making and motion-planning technology has been developed to limit injuries and damage when self-driving vehicles are involved in unavoidable crashes. The system considers various factors such as relative speeds, angles of collision, and differences in mass and vehicle type to determine the best possible manoeuvre.

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 test diagnoses Lyme disease within 15 minutes

A rapid microfluidic test can diagnose Lyme disease with similar performance to the standard 2-tiered approach in a much shorter time. The test uses a combination of three proteins to identify antibodies specific to the B. burgdorferi bacterium in the serum.

Plant death may reveal genetic mechanisms underlying cell self-destruction

Researchers at Tokyo University of Agriculture and Technology discovered that hybrid plant cells induce programmed cell death due to protein aggregate accumulation. The study used imaging tools and a chemical chaperone to halt the process, paving the way for genetic improvement techniques to enhance crop varieties' disease resistance a...

Firearm-related eye injuries to patients under 21

Between 2008 and 2014, approximately 1,972 firearm-related eye injuries occurred in patients under 21, mostly sight-threatening and associated with severe trauma. Black patients were more likely to be injured in assaults, while white patients had a higher rate of self-inflicted firearm-related injuries.

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.

Researchers decode the immune response to Ebola vaccine

Scientists have decoded the immune response to the Ebola vaccine, revealing a broad range of antibodies against the virus. The research, led by Prof. Klein, found that different sites on the envelope protein of the virus were recognized and many antibodies exhibited high neutralising activity.

Study offers solution to Ice Age ocean chemistry puzzle

A new study reveals that phytoplankton in the tropics absorbed high levels of CO2 during Ice Ages due to iron-rich dust. This discovery explains almost all of the additional CO2 transported into oceans via the biological pump, improving climate models and understanding ocean processes.

SLAS Technology releases part 1 of special 2-part issue

This special issue focuses on advancements in technologies that enable predictive, preventative, and personalized medicine. The articles cover various topics such as biomicrofluidic systems, purification and enrichment of extracellular vesicles, and electrochemical sensors.

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.

Viagra helps mobilize bone marrow stem cells for transplantation in mice

Researchers found that Viagra, combined with Plerixafor, rapidly mobilizes blood stem cells from the bone marrow into the bloodstream in mice. This approach is nearly as effective as the current standard protocol and may be a more attractive option for patients who are very ill or elderly or have undergone chemotherapy.

Brain scans may provide clues to suicide risk

Researchers have identified brain circuitry differences associated with suicidal behavior in individuals with mood disorders. The study found that those with a history of suicide attempts showed less connectivity in the cognitive control network and between it and the default mode network.

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.

Illegal urban off-road vehicles as risky as motorcycles in cities

A Rutgers researcher found that people riding off-road vehicles on city streets suffer similar crash injuries as motorcyclists, with a lower mortality rate due to less frequent helmet use. The study compared 1,556 injured riders from 2005 to 2016 and found similar rates of traumatic brain injuries and levels of consciousness.

Controlling superconducting regions within an exotic metal

Researchers at EPFL's QMAT laboratory have discovered a way to produce materials with controlled superconducting regions, paving the way for new quantum technologies. By distorting atomic bonds in thin layers of CeIrIn5, scientists can create complex conducting patterns and distribute them within the material in a highly controlled way.

Study suggests ice on lunar south pole may have more than 1 source

A new study published in Icarus suggests that the majority of ice deposits at the lunar south pole are likely billions of years old, while some may be much more recent. The researchers used data from NASA's Lunar Reconnaissance Orbiter to determine the ages of large craters and found evidence for both ancient and fresh ice deposits.

When studying immune cells, environment matters

A new report suggests that immune cells process glucose differently in living organisms, with implications for therapeutic development and a more complete understanding of immune cell function. The study's findings could lead to breakthroughs in diagnostic and treatment strategies.

Musical perception: nature or nurture?

Research by Juan Manuel Toro and Carlota Pagès Portabella finds that musical training alters how humans perceive music. Brain scans reveal trained musicians distinguish between different types of musical irregularities, while untrained listeners do not.

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.

CRISPR enzyme programmed to kill viruses in human cells

Researchers at Broad Institute of MIT and Harvard have created a single system that can diagnose and treat viral infections using Cas13, a CRISPR RNA-cutting enzyme. The system, called CARVER, reduces viral RNA levels by up to 40-fold in human cells.

HKU-led study on language speed and efficiency

A recent study led by the University of Hong Kong found that all 17 languages analysed convey information at similar rates, with an average rate of 39 bits per second. This challenges traditional notions of language efficiency and suggests that all human beings share universal cognitive capacities in their language abilities.

Celestron NexStar 8SE Computerized Telescope

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

Ancient DNA reveals social inequality in bronze age Europe households

Research using ancient DNA from German farmsteads (2750 BCE to 1300 BCE) identified a complex family structure and kinship-based social hierarchy, with females often marrying nonlocal men. Wealth and status were inherited by offspring, suggesting social status was passed down through generations.

Improving neural implants

A biomimetic coating developed by Xinyan Tracy Cui improves the performance of microelectrode arrays, reducing inflammation and increasing recording quality and longevity. The coating is made of a brain-derived neural adhesion molecule and has proven efficacy in establishing a healthy electrode-neuron interface.

Engineers solve 50-year-old puzzle in signal processing

Researchers at Iowa State University have developed a new algorithm to solve the inverse chirp z-transform (ICZT), a problem that had gone unsolved for 50 years. The algorithm has been tested for numerical accuracy and shows promising results in terms of computational complexity.

Study finds public support for health care providers talking about gun safety

A study by UC Davis researcher Rocco Pallin found that most Californians support healthcare providers talking about gun safety in exam rooms when there is a risk of firearm-related harm. The study suggests that patients may find these conversations most appropriate when specific risks are elevated, and providers should take a risk-base...

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.

Warm ocean water attacking edges of Antarctica's ice shelves

New research reveals that warm ocean water is attacking the undersides of Antarctica's ice shelves, weakening their edges and making them more vulnerable to breakup. This process can lead to increased rates of sea-level rise, as ice on land flows quickly into the ocean.

New study analyzes FEMA-funded home buyout program

Researchers analyzed FEMA's property buyout program, finding it concentrates in lower-income neighborhoods with greater social vulnerability. The study aims to inform revised buyout practices and climate adaptation policies to support managed retreat in response to climate change.

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.

Citizen science for sustainable development

A new study published in Nature Sustainability highlights the potential of citizen science to contribute to SDG monitoring. Citizen science projects can help close data gaps, particularly for indicators with no standard international data source. This could lead to increased involvement in sustainable development and implementation.

Vaccine against RSV could be in sight, researchers say

Researchers at Ohio State University have made a significant discovery in developing an RSV vaccine, targeting an epigenetic modification that can tame the virus and prompt a robust immune response. The study's findings could lead to a more effective and affordable vaccine that saves tens of thousands of lives annually.

American Journal of Roentgenology reviews vaping-associated lung injury findings

The American Journal of Roentgenology review article details common imaging manifestations of vaping-associated lung injury, including hypersensitivity pneumonitis, diffuse alveolar hemorrhage, and organizing pneumonia. The article emphasizes the importance of recognizing these patterns in radiologists to prompt clinical teams to ask a...

Meta Quest 3 512GB

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

Should scores on mild cognitive impairment tests be adjusted for sex?

Using sex-specific scores on memory tests may change who gets diagnosed with mild cognitive impairment (MCI) by 20 percent, with possibly more women and fewer men being diagnosed. The study found that using the sex-specific scores resulted in a higher diagnosis rate for women, while lower rates for men.

Predicting the impact of climate change on bridge safety

A novel approach developed by Lehigh University researchers combines four steps: climatology, hydrology, structural engineering, and risk assessment to predict the impact of climate change on bridges. The model reveals that a 20-year flood may become a 13-year flood at the end of the century, nearly doubling the frequency of flooding.

BTI researchers unlocking hornworts' secrets

Researchers are developing robust gene transfer and editing technologies to study the unique biology of hornworts, which could lead to breakthroughs in plant evolution, crop yields, and environmental sustainability. The ultimate goal is to engineer symbiotic nitrogen fixation into crop plants, reducing fertilizer use and pollution.

Uncovering the presynaptic distribution and profile of mitochondria

Researchers developed innovative methods to image and reconstruct mitochondria at the synaptic level, revealing higher mitochondrial volumes in mature calyx of Held. This finding supports the idea that increased mitochondrial volume enables the high energy demands of a more active mature calyx.

Apple iPhone 17 Pro

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

April Kloxin wins NIH innovator award

University of Delaware Professor April Kloxin wins NIH Director's New Innovator Award to develop synthetic models of idiopathic pulmonary fibrosis, a fatal disease affecting over 3 million people globally. Her research aims to uncover insights into the underlying causes and potential treatments for lung fibrosis.

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.

β-blockers build heart muscle, may help infants with congenital heart disease

Researchers found that β-blockers can stimulate proper cell division in infant heart tissue and improve heart function. In mouse studies, propranolol treatment resulted in 30% more cardiomyocytes and better recovery from heart attacks. The pathway to clinical translation is promising, as the drug was synthesized nearly 60 years ago.

$1 million Walmart Foundation grant to fund Tata-Cornell ag study

The Tata-Cornell Institute will assess challenges facing small-farm aggregation models in India and Mexico, with a focus on creating lessons, tools, and resource pathways to strengthen small farm aggregators. The two-year study aims to identify successful and unsuccessful strategies for making these organizations economically sustainable.

Chlamydia in testicular tissue linked to male infertility

A recent study has found chlamydia in the testicular tissue biopsies of infertile men with no identified cause, indicating a potential link between the bacteria and male infertility. Chlamydia was detected in 45.3% of fixed testicular biopsies, suggesting a significant impact on fertility.

Physics vs. asthma

The study reveals the detailed 3D structure of the CysLT1 receptor, which plays a crucial role in inflammatory processes and allergic diseases like asthma. The researchers used advanced X-ray sources to determine the receptor's mechanism of operation, providing insights into improving asthma medications.

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.

First entirely digital clinical trial encourages physical activity

A new study published in The Lancet Digital Health found that a digital clinical trial using the MyHeart Counts app increased physical activity by 10% in participants. The trial, which enrolled over 1,000 participants and ran for 18 months, showed that even simple prompts from a smartphone app can encourage people to exercise more.

Maintaining weight loss beneficial for people with Type 2 diabetes

Researchers found that individuals who lost a significant amount of weight and then maintained 75% of their weight loss had improved risk factors, such as cholesterol levels and blood pressure. However, those who regained weight saw deteriorated benefits, highlighting the importance of long-term maintenance.

Global analysis of submarine canyons may shed light on Martian landscapes

Researchers analyzed global images of submarine canyons to find fundamental differences in their shapes and profiles compared to land-based canyons. The study suggests that processes forming submarine canyons are periodic landslides, seismic activity, or large winter storms, leading to new insights into Martian landscapes.