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Science News Archive November 2019


Page 27 of 41

Applying biodiversity conservation research in practice

A collection of 14 articles in Biological Conservation explores the challenges of implementing conservation measures and presents solutions, including a transdisciplinary turn in conservation. The researchers emphasize the need for improved cooperation between science, politics, and practice to navigate the spaces between research and ...

Getting glued in the sea

Researchers at Hokkaido University developed adhesives inspired by mussels that utilize electrostatic interactions to stick to negatively charged surfaces in saltwater. The adhesiveness was largely thanks to the interaction between positively charged residues on the polymers and the negatively charged surfaces.

Apple iPhone 17 Pro

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

The American Heart Association and the American College of Cardiology publish new joint 2019 Clinical Performance and Quality Measures for Adults with High Blood Pressure

The new 2019 Clinical Performance and Quality Measures for Adults with High Blood Pressure aim to accelerate translation of scientific evidence into clinical practice. The measures evaluate patient care in accordance with the 2017 Hypertension Clinical Practice Guidelines, including timeliness, safety, effectiveness, efficiency, equity...

Study reveals breach of 'dancing' barrier governs crystal growth

Researchers at the University of Illinois Chicago have identified a general mechanism governing crystal growth that scientists can manipulate when developing new materials. The 'dancing' barrier surrounding crystal-forming molecules is shown to fluctuate under different conditions, allowing molecules to break free and form crystals.

New material points toward highly efficient solar cells

A new type of perovskite material eliminates lead and improves stability for next-generation solar cells. These materials have been shown to be as much as 28% efficient compared to current panels capturing only 15-18%. The new organic-inorganic hybrid structure also offers a blueprint for other functional hybrid materials.

Cardiac resynchronization therapy benefits cancer survivors with heart failure

A study published in JAMA reports that cardiac resynchronization therapy can significantly improve heart function in cancer survivors with congestive heart failure. After six months, the patients experienced improved heart function, reduced symptoms, and enhanced quality of life. The therapy offers a possible solution for patients who ...

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.

Whale shark hot spot offers new conservation insights

A six-year study of whale shark movement and residency has provided critical insights for conservation efforts. The research found that the aggregation meets the criteria of a shark nursery, shedding light on whale shark behaviors that could inform management strategies.

Ancient rain gauge: New evidence links groundwater, climate changes in deep time

A new study has discovered a direct link between ancient groundwater changes and climate fluctuations over tens of thousands of years. The research, led by Penn State scientists, used advanced dating technology to analyze the mineral sphalerite and found that changes in groundwater levels correlated with movements in Earth's orbit.

More Americans struggle to fall asleep, stay asleep

A new study from Iowa State University found that nearly 1 in 6 adults experience difficulty falling or staying asleep, with those reporting healthy sleep length struggling the most. The research suggests that targeting factors influencing initiation and maintenance of sleep could be key to improving sleep health.

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.

Half of Piedmont drinking wells may exceed NC's hexavalent chromium standards

A new study estimates that more than half of North Carolina's central region drinking wells contain levels of cancer-causing hexavalent chromium above state safety standards. Over 50% of wells in the Piedmont region are expected to exceed the health advisory level, posing a risk to nearly 4 million people relying on groundwater.

Carbon dots make calcium easier to track

Researchers have developed a new type of fluorescent carbon dot that can effectively detect calcium levels in cells. The CDs exhibit bright blue fluorescence and have been shown to be nontoxic and biocompatible, making them a promising probe for intracellular Ca2+ detection.

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.

Anthrax may be the next tool in the fight against bladder cancer

Researchers at Purdue University have developed a method to combine anthrax toxin with a growth factor to selectively kill bladder cancer cells and tumors. This promising treatment shows outstanding results, reducing tumor size without causing side effects in animal trials.

NASA finds heavy rain in Tropical Storm Fengshen

NASA's Global Precipitation Measurement mission captured heavy rainfall exceeding 1.6 inches per hour in Tropical Storm Fengshen. The storm is forecast to intensify through Friday and pass just north of Agrihan, with maximum sustained winds reaching 40 mph.

Decline in ideal heart health begins early for teen girls

Research suggests that heart health begins to deteriorate in adolescent girls, particularly black girls, with lower cardiovascular health scores. Factors such as obesity, lack of exercise, and depression contribute to the decline, emphasizing the need for early intervention and healthy lifestyle choices.

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.

How the Zika virus can spread

Researchers from Goethe University have developed reliable maps predicting the Zika virus transmission risk in South America. The models also indicate a moderate risk in Central America and lowest in southern areas of the continent. Europe is under threat, especially in Mediterranean regions and inland France.

Better biosensor technology created for stem cells

A Rutgers-led team has developed a graphene and gold-based platform that detects genetic material in stem cells, enabling monitoring of their fate. This technology may help resolve key barriers to stem cell therapy for regenerative treatment of neurological disorders.

Middle-aged muscle mass linked to future heart disease risk

A 10-year study found that middle-aged men with higher muscle mass had a lower risk of heart attack and stroke. The researchers suggest that preserving skeletal muscle mass through regular physical activity and a protein-rich diet may help reduce cardiovascular disease risk.

New insights into cause and treatments for aggressive form of breast cancer

Researchers identify potential environmental risk factors and new treatment strategies for triple negative breast cancer (TNBC), an aggressive form of breast cancer. The study suggests that exposure to common chemicals may increase the risk of developing TNBC, and highlights the potential for combination therapy as a treatment option.

Meta Quest 3 512GB

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

Life-threatening lung inflammation linked to vaping in 16-year-old

A 16-year-old boy developed severe lung inflammation after vaping, leading to respiratory failure and prolonged hospitalization. The trigger was likely an exaggerated immune response to a chemical in the e-cigarette fluid, highlighting the potential risks of e-cigarettes.

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.

Fluke 87V Industrial Digital Multimeter

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

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.

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.

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.

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.

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.

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.

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.

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.

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...

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.

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.

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.

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.

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.

Celestron NexStar 8SE Computerized Telescope

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

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.

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.

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.