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Science News Archive 2019


Page 63 of 486

Australian women turning to cannabis to treat endometriosis symptoms

A new study found that over three-quarters of Australian women with endometriosis use self-management strategies like breathing techniques, yoga, and dietary changes, with cannabis being the most effective treatment. Women reported significant reductions in pain, nausea, and depression symptoms, as well as a decrease in medication usage.

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.

Flu shots help prevent illness, death in heart disease patients

A study found that almost 1 in 3 heart disease patients skip the flu shot, with uninsured individuals having the highest non-vaccination rate. Flu vaccinations are proven to prevent illness and death in people with heart disease, emphasizing the need for education and vaccination efforts.

Apple iPhone 17 Pro

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

Early menopause may raise the risk of several heart conditions

Women experiencing menopause before age 40 are at higher risk for several heart conditions, according to a study using the UK Biobank. The research found that premature menopause is associated with an increased likelihood of developing conventional heart disease risk factors.

Newborn baby hiccups could be key to brain development

Researchers at UCL found that newborn baby hiccups trigger a large wave of brain signals, potentially helping babies learn how to regulate their breathing. The study used brain scans to record EEG activity in 13 newborn infants with hiccups, finding that the contractions evoked a pronounced response in the brain's cortex.

Meta Quest 3 512GB

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

Putting a conservation finger on the internet's pulse

Scientists from the University of Helsinki have created a computer algorithm that measures online discussions about endangered species, such as rhinos. The method successfully identified major events, including the death of the last northern white rhino, and highlights the importance of public sentiment in conservation.

Gimme shelter: Seven new leech species call freshwater mussels home

A massive study of over 3,000 freshwater mussels reveals seven new mussel-associated leech species, some of which are obligate inhabitants of the mantle cavity. The association evolved over millions of years and is crucial to understanding biological threats facing imperiled animal groups like freshwater mussels.

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.

Too much sugar doesn't put the brakes on turbocharged crops

Recent research on turbocharged crops reveals that their productivity lies in sugar sensing mechanisms regulating photosynthesis. Unlike C3 plants, C4 crops are not sensitive to high levels of sugars, suggesting a more complex feedback mechanism.

Fetal nicotine exposure harms breathing in infants

Research on newborn rats suggests that fetal nicotine exposure may impair the function of neurons controlling the tongue, leading to difficulty breathing. This impairment could be a factor in sudden infant death syndrome (SIDS) in humans.

Late talkers twice as likely to have severe, frequent temper tantrums

A new Northwestern University study found that toddlers with language delays are nearly twice as likely to have severe and frequent temper tantrums. The research surveyed over 2,000 parents and discovered a link between delayed vocabulary and increased risk of later mental health problems.

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.

Ethnic minority women face more barriers to seeing their GP

Women from ethnic minority backgrounds experience higher levels of embarrassment and fear when seeking medical help, which can lead to delayed diagnosis and treatment. The study highlights the importance of addressing these barriers to ensure equal access to healthcare for all.

Australia unprepared to move future Alzheimer's treatment into rapid clinical use

A new study by RAND Corporation outlines the challenges Australia faces in preparing for a possible breakthrough treatment for Alzheimer's disease. The Australian healthcare system lacks sufficient medical specialists, diagnostic scanners, and infusion centers to handle the influx of patients, leading to long wait times and potential u...

Strong link found between level of depression and heart disease, stroke

Research links depression to increased odds of heart disease and stroke, with a 24% increase in risk for each additional level of depression severity. The study analyzed data from over 11,000 adults diagnosed with depression and found a significant association between depression and non-fatal heart disease.

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.

New research explains how HIV avoids getting ZAPped

A recent study published in Proceedings of the National Academy of Sciences reveals how the human immunodeficiency virus (HIV) evades detection by the zinc-finger antiviral protein ZAP. Researchers found that HIV's RNA has evolved to mimic a specific sequence, allowing it to dodge ZAP's binding ability.

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.

PTSD linked to increased heart disease risk among female veterans

Research suggests female veterans with posttraumatic stress disorder (PTSD) have higher rates of diabetes, high cholesterol, high blood pressure, tobacco smoking, and obesity compared to those without PTSD. This increased risk may put female veterans with PTSD at a greater risk for developing heart disease.

Puberty and stress reactivity in humans

A study found that puberty can reverse the effects of early institutional care on stress reactivity. Cortisol levels rose with increasing pubertal stage in postinstitutionalized participants, similar to those without institutional care.

Strengths of epidemic forecasting models

The study assesses the performance of dengue forecasting models across 8 seasons in Peru and Puerto Rico, revealing improved accuracy late in the season. The results provide a framework for refining future epidemic forecasting models, improving predictive skill over time.

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.

Resilience of primary care networks

Researchers used a dataset to model primary care networks and found that removing critical fractions of PCPs can lead to significant weakening of the network. This can result in inadequate coverage for patients, even when critical thresholds are not reached.

Combining satellites, radar provides path for better forecasts

Researchers at Penn State combined geostationary satellites and traditional weather radar to create a system that produces the best forecasts for severe thunderstorms. The study found that assimilating satellite and radar data simultaneously leads to the most accurate predictions, with warning times increased by up to 40 minutes.

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.

Large scale integrated circuits produced in printing press

Researchers at Linköping University and RISE have developed a process to print complete integrated circuits with over 100 organic electrochemical transistors. The technology uses screen printing and can be used to power devices such as displays and sensors.

Degenerative eye condition (AMD) to affect 77 million Europeans by 2050

A degenerative eye condition called AMD is projected to affect 77 million Europeans by 2050, with the number of existing cases rising by 15% and new cases increasing by 75%. The estimated projections show that one in four older adults will have AMD, ranging from under 1 in 10 for those younger than 65 to over 27% of those over 75.

UC research finds potential target for tumor-causing condition

Researchers have discovered that autophagy activity is essential to maintain high mTORC1 activity in cells with mutated genes, and blocking this process can mimic human TSC symptoms. This finding holds promise for developing new therapeutic concepts for treating patients with this devastating disease.

Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

Aging in good health: The inequalities are widening

Researchers found that life expectancy in Switzerland has increased, but the country's population who only attended compulsory schooling are living longer in poor health. The gap between men and women is also widening, with women experiencing a smaller increase in healthy years due to their higher life expectancy

'Messy' production of perovskite material increases solar cell efficiency

Scientists at Cambridge discovered that perovskite materials can be more efficient when their chemical compositions are less ordered, simplifying production processes and lowering costs. This is achieved by creating areas with different compositions that trap energized charge carriers, improving solar cell efficiency.

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.

Study: E-cigarettes may be more harmful to heart health than tobacco

A landmark study suggests that e-cigarette use is associated with coronary vascular dysfunction at rest, even in the absence of physiologic stress. The researchers found that blood flow decreased after both inhalation and handgrip stress in e-cigarette users compared to traditional cigarette smokers.

Biomarker blood test could reveal high risk heart patients in need of treatment

A new biomarker blood test has identified adults with mild hypertension who are at higher risk for cardiovascular events without symptoms. The test detected slight elevations in protein biomarkers in approximately one-third of these individuals, who were more likely to experience heart attacks, strokes, or congestive heart failure.

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.

Evolution of butterfly wing pattern mimicry

Researchers identified genomic elements regulating optix gene expression in Heliconius butterflies, found to be necessary for normal pattern development. These elements evolved in parallel in distantly related species with similar patterns, highlighting the complexity of butterfly wing patterning.

Associations between childhood maltreatment and offending behaviors later in life

A study published in BMC Public Health found that children who experienced maltreatment are more likely to engage in delinquent and offending behaviors in adolescence and young adulthood. Males showed a significantly higher frequency of non-violent offending behaviors compared to females, with no differences by race or sexual orientation.

Quitting Facebook could boost exam results

A study by the University of Technology Sydney found that students with lower grades had significantly lower marks when using Facebook, with a six-mark difference in a 60-mark exam. Students who devoted less time to social networking sites saw an improvement in their results.

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.