Bluesky Facebook Reddit Email

Science News Archive May 2020


Page 29 of 42

SwRI scientist modeled Mars climate to understand habitability

A Southwest Research Institute scientist modeled Mars' atmosphere to determine that salty pockets of water on the Red Planet are unlikely to be habitable by Earth-based life. The study found stable brines could form seasonally, but temperatures are too low to support life.

Apple iPhone 17 Pro

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

The oldest Upper Paleolithic Homo sapiens in Europe

New discoveries at Bacho Kiro Cave in Bulgaria reveal the earliest evidence of Homo sapiens in Europe, with fossils dating back to 45,820 years ago. The findings indicate that Homo sapiens arrived in Europe and interacted with Neanderthals, bringing new behaviors and tools.

Drought and warming in Upper Missouri River Basin

Researchers analyzed tree-ring reconstructions of streamflow to quantify drought severity, dating back to 800 CE. The study found the 2000-2010 drought was the driest in 1,200 years, with increased warming contributing to its extreme severity.

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.

New evidence shows giant meteorite impacts formed parts of the moon's crust

Researchers discovered a unique Apollo 17 sample with high-temperature mineralogical evidence that formed at incredibly hot temperatures, suggesting large-scale meteorite impacts played a critical role in the Moon's surface. The findings suggest these impacts not only destroyed the lunar crust but also helped build it.

Penn State and NAGP identify and reconstitute two lost Holstein lines

Scientists from Penn State University and NAGP have successfully reintroduced genetic diversity into modern Holsteins by using semen from the 1950s. The reintroduction of two lost male lineages, Colantha and Netherland Prince, demonstrates the possibility of expanding research into Y-chromosome variation.

Soft robotic exosuit makes stroke survivors walk faster and farther

A study by Harvard's Wyss Institute shows that a soft robotic exosuit can significantly increase stroke survivors' walking speed and distance. The device, which weighs less than five kilograms, assists patients with impaired gait functions, enabling them to walk faster and farther.

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.

Distribution and evolutionary impact of spring frost

Researchers analyzed late-spring frost data from 1959 to 2017 and found that 35% of European and 26% of Asian forests are threatened by increasing frost damage. The study highlights the evolutionary impact of spring frost on boreal and temperate woody species.

One-size-fits-all approach doesn't work for treating hypertension in pregnancy

A new study published in the Canadian Journal of Cardiology suggests that women's treatment decisions during pregnancy should be tailored to their individual values and preferences. The research found that half of the women preferred tight control of blood pressure, while half preferred less-tight control, with Caucasian ethnicity, uni...

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.

Blood test a potential new tool for controlling infections

A new diagnostic approach in malaria has been adapted to track immunity to COVID-19, providing valuable details about when a person was exposed to the infection. The test can pinpoint how long ago a person was exposed, making it essential for tracking the spread of an infection and monitoring the effectiveness of control programs.

Prebiotic and meteorite fluid chemistry

Researchers investigate the chemistry of the earliest fluids in the Solar System by studying the framboidal magnetite grains in the Tagish Lake meteorite. They propose that a lack of amino acids may be due to insufficient precursor materials.

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.

Phylogenetically-guided drug discovery

A method integrating phylogenetic, spatial, and bioactivity data identifies promising plant clades with high anti-infective activities. Conservation of biodiversity hotspots is reinforced by a strong correlation between species diversity and metabolite diversity.

Using self-nudging to make better choices

Researchers describe four categories of self-nudging tools: reminders and prompts, framing decisions in a certain way, reducing accessibility of harmful options, and using social pressure. This behavioral science technique can help individuals negotiate internal conflicts and reach long-term goals.

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.

Why some people are more prone to anxiety

Research in marmosets suggests that increased levels of serotonin transporters in the amygdala may contribute to trait anxiety. Targeting this region with anti-anxiety medication, such as SSRIs, could provide faster symptom relief.

World-first saliva test detects hidden throat cancer

A new saliva test has detected early throat cancer in a person with no symptoms, highlighting a potential breakthrough in cancer screening. The test identified HPV-DNA in the saliva of an infected individual, allowing for early removal of the affected tonsil through surgery.

When the BumR gives you diarrhea

UT Southwestern researchers discovered a novel mechanism by which Campylobacter jejuni bacteria sense and respond to butyrate, a beneficial fatty acid produced in the large intestine. This finding provides potential therapeutic targets for preventing C. jejuni-induced diarrhea.

NIST scientists create new recipe for single-atom transistors

Researchers at NIST create step-by-step method to produce atomic-scale devices, enabling precise control over quantum tunneling and entanglement. The technique has a nearly 100% success rate and lays the foundation for creating stable single-atom transistors with potential applications in quantum computing.

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.

Children face risk for severe complications and death from COVID-19

A study by Rutgers University found that children and young adults are at greater risk for severe COVID-19 complications than thought. The majority of those admitted to pediatric intensive care units had underlying health conditions, which significantly increased the risk of severe illness.

Meta Quest 3 512GB

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

Stresses and flows in ultra-cold superfluids

Researchers developed a new model to study stresses and flows in ultra-cold superfluids. The findings show that the fluid becomes deformed when flowing around impurities, providing valuable insights into quantum mechanical properties at a macroscopic scale.

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.

On the road to non-toxic and stable perovskite solar cells

Researchers have developed lead-free perovskite solar cells with excellent optical properties and high stability, thanks to the use of tin and organic groups. The new material shows improved performance over traditional halide perovskites, paving the way for more efficient and stable solar energy harvesting.

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.

Plant species composition and infection in bumble bees

Researchers found that high-infection plant species in flowering strips increase pathogen intensity in bumble bee colonies. However, exposure to these strips also boosts bee reproduction, highlighting the complex relationship between food resources and disease in pollinators.

Towards a new generation of vegetation models

Researchers developed a new approach to predict vegetation dynamics by incorporating principles of evolution, self-organization, and entropy maximization into dynamic vegetation models. This allows for better prediction of complex plant behavior and resulting vegetation responses to environmental conditions.

COVID-19, digital technologies, and the future of disease surveillance

The COVID-19 pandemic has spurred innovative uses of personal data for disease surveillance, but experts question the ethics of using cellphone data without user consent. Governments and companies must balance data collection with respect for autonomy to prevent harm while harnessing data's power to combat epidemics.

Medicinal plants thrive in biodiversity hotspots

Scientists have developed a method to predict which plant groups and regions are likely to have medicinal effects. The study found that specific plant families and mountainous regions are rich in anti-infective compounds.

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.

Phalangeal curvature in chimpanzees and hominins

A study examines phalangeal curvature in a human-raised chimpanzee, revealing similar curvature to wild chimps but not humans. Genetic factors, not mechanical loading, are the main drivers of this curvature in chimpanzees and likely other arboreal primates.

Imaging reveals bowel abnormalities in patients with COVID-19

A retrospective study found bowel abnormalities in 31% of COVID-19 patients, with thickening and ischemic findings more common in ICU patients. The study suggests that SARS-CoV-2 may play a role in causing bowel or vascular injury, and further research is needed to clarify the cause of these findings.

COPD and smoking associated with higher COVID-19 mortality

A new study has found that people with chronic obstructive pulmonary disease (COPD) and smokers are at a higher risk of severe complications and mortality from COVID-19. Researchers analyzed data from over 2,500 patients with COVID-19 and found that COPD was associated with a 63% risk of severe disease and a 60% risk of mortality.

Outcomes of rapid virtualization of psychiatric care

The COVID-19 pandemic accelerated the shift to telepsychiatry, leading to changes in patient outcomes and provider workflows. Key findings highlight the need for improved training and resources for mental health providers adapting to virtual care.

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.

Antihistamines may help patients with malignant melanoma

Researchers found improved survival among patients with malignant melanoma who used desloratadine and loratadine, particularly in the age group 65 and older. The study suggests these antihistamines may also reduce the risk of new malignant melanoma cases.

GCS centres support research to mitigate impact of COVID-19 pandemic

Researchers are utilizing HPC to understand the virus at a molecular level, identify potential treatments, and accelerate vaccine development. Epidemiologists are also using supercomputers to model disease spread and predict hotspots, guiding policy makers' decisions in containing the pandemic.

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 study of healthcare workers could reveal who is most at risk from coronavirus

A clinical study of NHS healthcare workers is underway to better understand the spread of coronavirus and why some people are more affected by the virus. The study aims to collect samples from frontline healthcare workers to answer key questions about the virus and potentially create individual 'risk scores' for developing complications.

New dataset helps tomato growers reduce spread of bacterial canker

A new dataset and diagnostic platform have been developed to help tomato growers detect and prevent bacterial canker, a disease caused by Clavibacter michiganensis. The platform uses genetic regions specific to the pathogen, reducing false positives and making it easier for growers to screen infected plant and seed materials.

Artificial synapses on design

Scientists from JARA and Heraeus discovered that tiny material variations can significantly impact memristive device behavior. By controlling these differences, they created a method to design artificial synapses with varying excitability, which could lead to more efficient and reliable storage devices.

Researchers ID target for colorectal cancer immunotherapy

Researchers at Indiana University School of Medicine have identified ST2 as a novel checkpoint molecule that could help T cells become more effective in fighting colorectal cancer. By targeting ST2-expressing macrophages, the researchers were able to slow tumor growth and boost T-cell activity.

Fluke 87V Industrial Digital Multimeter

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