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Science News Archive May 2019


Page 3 of 42

Apple iPhone 17 Pro

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

A combination of agrochemicals shortens the life of bees, study shows

Researchers found that a nonlethal dose of insecticide curtailed the lives of bees by up to 50% and altered the behavior of worker bees when combined with a fungicide, potentially jeopardizing colony survival. The study suggests that the impact of pesticides on bees could be worse than previously thought.

Emergency room or doctor's office?

A new study found that African American men are more likely to visit a doctor's office or clinic for healthcare due to higher threat sensitivity and having insurance. In contrast, those with lower threat sensitivity and no usual place for healthcare were more likely to frequent the emergency room.

Resistance to Fusarium head blight holding in Illinois, study says

A new University of Illinois study shows that resistance to Fusarium head blight is holding strong in the state's wheat-growing region, with no signs of a highly toxic NA2 variant found. The study uses field pathogenomics to identify the types of FHB on wheat of different resistance levels.

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.

Cancer-fighting combination targets glioblastoma

Researchers paired a calorie-restricted ketogenic diet with a tumor-inhibiting antibiotic to destroy cancer stem cells and mesenchymal cells in glioblastoma, a fast-moving brain cancer. The combination killed tumor cells while reversing disease symptoms and improving mouse survival.

Scientists design organic cathode for high performance batteries

Researchers at Brookhaven National Laboratory have designed an organic cathode material with sulfur for lithium batteries, achieving higher energy density, cost-effectiveness, and environmental sustainability. The new material overcomes challenges associated with sulfur batteries by stabilizing it through an organic backbone.

More democracy -- A second chance for climate politics

Researchers Mark Lawrence and Stefan Schäfer of the Institute for Advanced Sustainability Studies (IASS) warn that the Paris Climate Agreement's centralized approach to addressing global warming has failed. They argue that a more democratic engagement is necessary to reanimate global climate politics.

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.

International travelers experience the harmful effects of air pollution

A new study found that even short stays in polluted cities can cause significant breathing problems and coughing in healthy adults, which can take at least a week to recover from. The research team analyzed lung and heart health in travelers visiting highly polluted cities like India and China.

Research confirms gut-brain connection in autism

A recent study has confirmed a link between gut problems and autism, revealing that the same gene mutations in the brain can also affect the gut nervous system. The discovery suggests that gastrointestinal issues may stem from the same mutations responsible for brain and behavioral issues in autism.

The most complete study of battery failure sees the light

A global view of lithium-ion battery failure is provided by an international team, offering a diagnostic method for particle utilization and fading. The study uses synchrotron X-ray methods to examine electrodes in batteries at unprecedented resolution, revealing the role of heterogeneity in battery behavior.

Newly discovered immune cell linked to type 1 diabetes

A newly discovered immune cell, the 'X cell', has been found to be a major driver of the autoimmune response believed to cause type 1 diabetes. The X cell can act as both a B cell and a T cell, amplifying the autoimmune response.

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 framework helps gauge impact of mosquito control programs

A new statistical framework has been developed to evaluate the effectiveness of mosquito control programs across various time and space scales. The model, applied to a citywide intervention in Iquitos, Peru, found that insecticide spraying reduced Ae. aegypti populations by an average of 67%.

Ancient DNA tells the story of the first herders and farmers in east Africa

A collaborative study analyzing ancient DNA from human skeletons in Kenya, Tanzania, and Zambia provides new insights on early human interaction. The research reveals that the spread of herding into East Africa involved groups with ancestry derived from northeast Africa, who mixed with local foragers between 4500-3500 years ago.

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.

A new mechanism for accessing damaged DNA

Researchers from the Thomä group at FMI have identified a new mechanism by which UV-DDB detects and binds to damaged DNA tightly packed in nucleosomes. This mechanism, known as 'slide-assisted site-exposure', allows repair proteins to bind to lesions without requiring additional proteins or chemical energy.

Raw or cooked: this is how we recognise food

Research reveals two distinct brain regions involved in recognizing raw and processed foods, highlighting the importance of semantic memory in identifying key characteristics. The study's findings have significant clinical implications, particularly for understanding eating disorders related to neurodegenerative diseases.

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.

NICER's night moves trace the X-ray sky

The article discusses NICER's nighttime X-ray sweeps of the entire sky, tracing magnetic fields and energetic particles. These observations provide insights into neutron star properties and the formation of pulsars, shedding light on the mysteries of matter in their cores.

Gut bacteria influence autism-like behaviors in mice

A study using mouse models reveals that gut bacteria directly contribute to autism-like behaviors, affecting gene expression and metabolite production. Researchers hope this discovery may lead to new treatments targeting the gut, rather than the brain.

Meta Quest 3 512GB

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

Subaru Telescope captures 1800 exploding stars

A team of researchers identified 5 super luminous supernovae and about 400 Type Ia supernovae using the Subaru Telescope's Hyper Suprime-Cam. The discovery includes 58 Type Ia supernovae 8 billion light years away, revealing new insights into the expansion of the Universe.

Edible insects? Lab-grown meat? The real future food is lab-grown insect meat

Researchers propose lab-grown insect meat as a solution to environmental concerns, combining benefits of insect farming, GM livestock and plant-based meat substitutes. The technology requires fewer resources and less energy-intensive control, with potential for mass food production and scalable cost-effectiveness.

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.

Belief in learning styles myth may be detrimental

A study by the American Psychological Association found that 90% of participants believed learning styles predict success, despite lack of scientific evidence. Researchers argue that this myth can lead to ineffective teaching methods and wasted resources.

New research paves the way for safer leukemia treatments

Researchers have found a safer way to treat T-ALL, a type of leukemia mainly affecting children. The breakthrough involves targeting specific versions of the gamma-secretase complex, which stops cancer growth without causing toxicity.

Researchers explore the epigenetics of daytime sleepiness

A recent study by Brigham and Women's Hospital researchers found four sites of DNA methylation associated with sleepiness in both African American participants from the MESA and CHS studies. Additionally, they discovered 14 such sites among only African American participants from both studies.

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.

Key link discovered between tissue cell type and different forms of arthritis

Researchers have identified a crucial connection between specific fibroblast cells in the joint and two types of arthritis: osteoarthritis and rheumatoid arthritis. The discovery could lead to the development of targeted therapies that alter the behavior of these fibroblasts to reduce inflammation and tissue destruction.

Scientists find telling early moment that indicates a coming megaquake

Researchers have found a consistent pattern in GPS data that can detect signs of acceleration 10-15 seconds into an earthquake, potentially enhancing early warning systems. This discovery could strengthen the accuracy of seismic alerts, especially for magnitude 9 Cascadia subduction zone ruptures.

Clean air taxis cut pollution in New York City: Study

A new study by Columbia University researchers found that the city's Clean Air Taxi regulations led to significant reductions in air pollution emissions, with overall fuel efficiency of medallion taxis doubling between 2009 and 2015. The emission reductions were associated with decreases in concentrations of pollutants in the city's air.

Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Could repeated squeezes to the arms, legs protect the brain?

A recent study found that people who restricted their blood flow by wearing inflated blood pressure cuffs on an arm and leg showed signs of more controlled blood flow to their brain. The process, called remote ischemic preconditioning, may be beneficial in preventing neurological diseases such as stroke, Parkinson's disease, and epilepsy.

LED device could increase memory retention among astronauts

Researchers are developing a light-based technology to increase energy available to brain cells and improve astronaut performance. The new LED device aims to replace lasers as the delivery method for near-infrared light to stimulate mitochondria and create more oxygen in the brain.

Fuels out of thin air: New path to capturing and upgrading CO2

Researchers at U of T Engineering have developed an electrochemical path to transform CO2 into valuable products, increasing energy efficiency by avoiding some energy-intensive losses. The technology achieves 100% carbon utilization and generates syngas as a single product.

Declining fertility rates may explain Neanderthal extinction, suggests new model

A new model suggests that declining fertility rates in young Neanderthal women could have contributed to the population's decline and eventual extinction. The study used demographic modeling to explore possible scenarios, finding that a decrease in fertility rates of just 2.7 percent could have led to extinction within 10,000 years.

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.

New evidence links ultra-processed foods with a range of health risks

Two large European studies find positive associations between ultra-processed food consumption and risk of cardiovascular disease and death. Consuming highly processed foods was associated with higher rates of cardiovascular disease, coronary heart disease, and cerebrovascular disease.

The University of Cordoba guides plants towards obtaining iron

Researchers at the University of Cordoba have found a relationship between iron deficiency responses and the response caused by certain beneficial microorganisms, enabling improved iron uptake in plants. The study suggests that applying these rhizosphere microorganisms can induce responses to iron deficiency, benefiting crops such as p...

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.

Genomics of Isle Royale wolves reveal impacts of inbreeding

A new genomics study explores the genetic signatures of a pair of wolves isolated on Isle Royale, revealing the impact of inbreeding on the population's health. The research found that close inbreeding leads to genetic anomalies, which are likely driving the wolf population crash over the past decade.

Endovascular aneurysm procedure as effective as open surgery, study finds

A new study published in the New England Journal of Medicine found that endovascular aneurysm repair had similar long-term overall survival rates as open repair, making it a viable option for patients. The minimally invasive procedure is also less painful and has a shorter recovery period than open surgery.

Sunshine may decrease risk of inflammatory bowel disease

A new study from the Australian National University found that spending half an hour a day outside in the sun can lower the risk of inflammatory bowel disease (IBD) by almost 20%, including Crohn's Disease and ulcerative colitis. Short periods of sun exposure also showed significant benefits.

Towards a safer treatment for leukemia

Researchers have discovered a new treatment approach for T-cell acute lymphoblastic leukemia (T-ALL) that targets the Notch signaling pathway with greater safety and efficacy than previous treatments. The findings, published in Science Translational Medicine, show promise for translating this therapy to patients.

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.

Intelligent algorithms for genome research

Kipoi provides free access to trained machine learning models, accelerating genomics community exchange and advancing genome research. The platform simplifies data feeding and transfer learning, making it accessible to researchers without machine learning experience.

Sensor-packed glove learns signatures of the human grasp

Researchers developed a low-cost, sensor-packed glove that enables an AI system to recognize objects through touch alone. The glove produced high-resolution data at a fraction of the cost of existing sensors, allowing for accurate object classification and weight prediction with up to 76% accuracy.