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Science News Archive May 2022


Page 18 of 40

15-minute city within reach for Vancouver: SFU study

A recent SFU study found that 79% of Vancouver residents have access to a grocery store within a 15-minute walk, while 99% can reach one via cycling. However, there are inequities in access across populations and neighbourhoods, disproportionately affecting children, older adults, and racialized populations.

Ruminating on our ruminations causes more depression

A new study published in BMC Psychiatry found that negative metacognitions and brooding are key factors in persistent depressive symptoms among young people. Metacognitive therapy can help individuals control these patterns and overcome self-reinforcing thought processes.

Apple iPhone 17 Pro

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

NBA sees rise in acts of symbolic violence

A new analysis reveals a decline in physical violence and a rise in symbolic violence among NBA players. Symbolic violence is framed as harmless by commentators, contributing to its increasing prevalence.

New weight-loss intervention targets instinctive desire to eat

A new weight-loss intervention has been developed to target the instinctive desire to eat, particularly in individuals who struggle with resisting food cues. The Regulation of Cues program trains individuals to use natural hunger cues, reinforces tolerance of cravings, and inhibits urges to eat palatable foods when not physically hungry.

New study shows racial, gender discrepancies in special education services

A new study found that white students are more likely to receive special education for higher-status disabilities than Black and Latinx students. Boys are also more likely to receive special education than girls. These disparities are attributed to biases in how teachers observe and interpret student difficulties.

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.

Self-fulfilling rankings boost agencies’ power, influence

A new study reveals that rating agencies' self-fulfilling rankings can lead to increased investment and policy changes. The research suggests that these agencies serve a useful coordinating function but also highlights the potential for misuse of power.

How three mutations work together to spur new SARS-CoV-2 variants

A recent study reveals that nearly half of SARS-CoV-2 variants contain the same three mutations, which together improve the virus's ability to infect human cells and evade the immune system. The combination of K417, E484, and N501 mutations enhances viral fitness by balancing positive and negative selection pressures.

High rates of landscape degradation not product of landscape fire

Researchers found Madagascar's tree losses occurred internally in forests without landscape-scale fires, suggesting medium to large fires did not cause high rates of tree loss. Fire is declining across tropical grassy ecosystems globally, including on Madagascar, with major implications for ecosystems.

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.

Researchers discover effective combination immunotherapy for liver cancer

A new combination therapy using a tumor-suppressing lipid molecule and an antibody for cytotoxic T-lymphocyte antigen 4 has been shown to significantly slow tumor growth and enhance the strength of tumor-attacking T cells in liver cancer. This promising approach offers hope for patients with limited treatment options.

Lifestyle coaching lowers blood pressure in Black adults

A Kaiser Permanente study found that culturally tailored lifestyle coaching can help Black adults with hypertension improve their blood pressure control, leading to long-term benefits. The coaching program resulted in better blood pressure control compared to usual care and enhanced medication management programs.

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.

Choline makes key nutrient available for baby development

A new study published in the American Journal of Clinical Nutrition finds that choline supplementation increases DHA bioavailability during pregnancy. Choline helps the body more efficiently use omega-3 fatty acid DHA, which is essential for fetal brain, cognition and vision development.

Graphene-wrapped zeolite membranes for fast hydrogen separation

Researchers have developed a new type of separation membrane that can separate hydrogen from methane at speeds 100 times faster than conventional membranes. The graphene-wrapped zeolite membrane achieves a high separation factor of 245, making it suitable for energy-saving separation technologies in various industries.

Synthesis of two-dimensional holey graphyne

Researchers have successfully synthesized a new type of carbon allotrope called holey graphyne, which has semiconductor properties and can be used in various applications. The material was created using a bottom-up approach and consists of alternately linked benzene rings and C≡C bonds.

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.

Surveillance pathway tells cells when they run low on lipids

Researchers found that a protein called nuclear hormone receptor 49 (NHR-49) moves from the cytosol to the nucleus when lipids are depleted, triggering a cascade of gene activity. This mechanism allows cells to universally gauge lipid levels without distinguishing between different types of lipids.

Cardio-obstetrics survey gives birth to new training needs

A recent national survey suggests that few cardiologists and care team members are trained in cardio-obstetrics, a specialty combining cardiology, obstetrics, and primary care. Only 29% of clinicians reported receiving cardio-obstetrics teachings during training.

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.

Accelerating the pace of machine learning

A new distributed learning technique, GD-SEC, reduces communication requirements in wireless architecture, improving efficiency and reducing computational cost. The method employs data compression to transmit only meaningful, usable data, enhancing the impact of machine learning while minimizing its limitations.

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.

Important genetic origin of our senses identified

A study by researchers at the University of Innsbruck discovered that the Cranial Sensory Ganglia in vertebrates shares a common genetic origin with Bipolar Tail Neurons found in tunicates. This finding suggests that Hmx, a gene conserved across evolution, played a crucial role in the formation of highly specialized sensory organs.

Care ethics in social entrepreneurship promotes social sustainability

A recent study by University of Eastern Finland explores how care ethics in social entrepreneurship benefits society as equally as profit margins. Practising care ethics in businesses enhances local communities' self-esteem and economic activity, while also addressing social structures that maintain poverty and exclusion.

Fluke 87V Industrial Digital Multimeter

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

UTMB drug discovery partnership awarded $56 million grant

The UTMB-Novartis Alliance for Pandemic Preparedness will focus on coronaviruses, flaviviruses, and henipaviruses with pandemic potential. The partnership aims to develop safe and effective antiviral drugs against emerging pathogens like SARS-CoV-2.

Physicists explain how type of aurora on Mars is formed

Scientists have learned how discrete auroras on Mars are formed through the interaction between solar wind and crustal magnetic fields. The study, published in JGR: Space Physics, reveals that aurora occurrence rates depend on solar wind conditions and orientation.

Loops for micro-organisms

A UFZ research team has developed a new method called 'mass transfer with a loop' to stabilize microbial communities in bioreactors. This approach prevents the loss of crucial microorganisms, which are essential for various biotechnological processes, by synchronizing their composition and functions.

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.

Organic polymeric scintillators excite X-ray community

Researchers developed efficient metal-free polymeric scintillators for high-resolution X-ray imaging, outperforming conventional anthracene-based scintillators. The polymers exhibit multicolor radioluminescence and high photostability, enabling applications in radiation detection, medical diagnosis, and security inspection.

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.

Timing of heart surgery crucial, research shows

A new study published in Open Heart found that patients with asymptomatic severe aortic stenosis benefit from early valve replacement surgery to prevent irreversible heart muscle damage. The research showed that timing of surgery is crucial in reducing mortality and hospitalization rates.

How social media posts could affect credit scores

Alternative credit scoring systems present challenges not covered by existing regulations, leaving many Americans unable to access the credit system. These systems can be opaque and ripe for abusive lending practices, making it difficult for consumers to contest erroneous information.

Reliable diagnostics at the tip of your finger

Researchers developed a biosensor using nanostructured and nanoporous surfaces to detect biomarkers in clinical samples, overcoming technical challenges of small sample amounts. The new technology can provide quick and accurate diagnoses for diseases like prostate cancer without needing dilution or preprocessing steps.

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.

Aging well in a pandemic: Older adults share what it takes

A new national poll reveals that most people over 50 feel their health is as good or better than before 2020, but a sizable minority say their health has declined. Key findings highlight the importance of social connections, hobbies, and getting outdoors in helping older adults age well.

On the road to cleaner, greener, and faster driving

A new study demonstrates a machine-learning approach that can learn to control a fleet of autonomous vehicles as they approach and travel through a signalized intersection. The technique reduces fuel consumption and emissions while improving average vehicle speed, with benefits seen even when only 25% of cars use the control algorithm.

High-fat diet linked to nitric oxide levels, cancer development

Researchers at the Beckman Institute found a direct link between high-fat diets and heightened nitric oxide levels, which can lead to increased risk of inflammation and cancer development. The study used a molecular probe to visualize changes in the tumor microenvironment.

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.

The war in Ukraine impacts patients with mental disorders

A new study from Aarhus University and Aarhus University Hospital – Psychiatry has found that Danish patients with mental disorders experienced a worsening of symptoms in connection with the invasion of Ukraine. The study analyzed over 500,000 clinical notes from psychiatric hospitals in Denmark and identified a sharp increase in clini...

Different subtypes defined in small cell lung cancer

Researchers at MedUni Vienna identified five distinct subtypes of small cell lung cancer, each responding differently to therapies. High ASCL1 expression is linked to poor survival, while high POU2F3 expression correlates with better outcomes and sensitivity to standard chemotherapeutics.

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.

New ALS ‘drug’ is more effective than existing ones

Research on experimental drug NU-9 invents by Northwestern University scientists reveals it is more effective than existing FDA-approved drugs for ALS treatment. NU-9 also repairs the axons of diseased upper motor neurons in ALS mouse model, offering a potential new approach to treating the devastating disease.

Celestron NexStar 8SE Computerized Telescope

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