Bluesky Facebook Reddit Email

Science News Archive November 2013


Page 10 of 30

Scientists create perfect solution to iron out kinks in surfaces

Researchers develop technique to make curved surfaces appear flat to electromagnetic waves, enabling bespoke antenna design for increased efficiency and reduced weight. This breakthrough could lead to ultra-fast wireless communication over surface in near future.

Insomnia linked to mortality risk

Researchers at Brigham and Women's Hospital found a link between insomnia symptoms and higher mortality risk in men, particularly those with difficulty falling asleep and non-restorative sleep. The study, published online in Circulation, followed over 23,000 men for six years and found modest increases in cardiovascular-related death.

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.

Dartmouth-led study shows diet alone can be significant source of arsenic

A Dartmouth-led study reveals that arsenic exposure can be significant through dietary means, especially from consuming alcohol and Brussels sprouts. Researchers found a strong correlation between toenail clippings and arsenic levels, particularly in those who drank more alcohol and ate more dark meat fish.

Blood vessel tangles in brain best left alone, study suggests

Research finds that treating arteriovenous malformations (AVMs) in the brain can increase risks of stroke and death, while managing symptoms may be safer. The study suggests observing patients with AVMs for at least five more years to confirm this finding.

Magnetic nanoparticles could aid heat dissipation

Researchers at MIT have discovered a way to boost heat transfer using magnetic nanoparticles, which could lead to more efficient cooling systems. The system relies on a slurry of tiny magnetite particles that are attracted to the heated surface by magnets, resulting in significantly improved heat transfer.

Meta Quest 3 512GB

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

Evidence of destruction in Tacloban, Philippines

The study analyzed ASTER images of Tacloban before and after the typhoon, revealing widespread destruction. The storm surge caused mud-covered ground, bare trees, and destroyed buildings, with some areas showing no vegetation.

Current practice may over-diagnose vitamin D deficiency

Researchers found that genetic differences in a vitamin D carrier protein referred to as D-binding protein could explain the discrepancy between diagnosed vitamin D deficiency and lack of symptoms in black Americans. The study suggests that current methods may not accurately determine vitamin D deficiency, leading to unnecessary treatm...

Aging impacts epigenome in human skeletal muscle

Researchers at the Buck Institute identified a suite of epigenetic markers that separated younger from older individuals, with changes associated to genes regulating neuromuscular junction activity. The study provides a method for studying sarcopenia and offers potential targets for intervention.

Linking risk factors and disease origins in breast cancer

Researchers identified epigenetic alterations associated with the aging process in disease-free breast tissues, which are further altered in breast tumors. These changes may contribute to the development of breast cancer by increasing cancer risk.

Apple iPhone 17 Pro

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

X-class solar flare: Nov. 19

A significant X-class solar flare occurred on Nov. 19, 2013, peaking at 5:26 a.m. EST, causing disturbances in the atmosphere where GPS and communications signals travel. The flare was classified as an X1.0 class, indicating its intensity.

UCI engineering school gets grant from Bill & Melinda Gates Foundation

The Henry Samueli School of Engineering at UC Irvine has received a $100,000 grant to further develop its stored energy solar stove, which enables carbon emissions-free cooking. The technology uses a solar collector to concentrate sunlight on an energy storage device, storing heat that can be released as needed.

National survey finds frog abnormalities are rare

A 10-year study on national wildlife refuges found frog abnormalities at less than 2% overall rate, but higher rates in specific 'hotspots'. The study suggests that these hotspots have local causes and can recover over time.

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.

UT Arlington's Nguyen named American Heart Association fellow

Kytai Nguyen, associate bioengineering professor at UT Arlington, has been elected as a fellow of the American Heart Association. Her research focuses on cellular engineering, tissue engineering, and stem cell therapies to develop new strategies for combating cardiovascular diseases.

Focusing on faces

Researchers found specific neurons in the amygdala of autistic individuals respond differently to faces, with reduced processing of the eye region compared to control-group individuals. These neurons also responded more strongly to mouths than eyes, shedding light on abnormal face processing in autism.

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.

Study reveals higher levels of control and support at work increases wellbeing

A recent study from Queen Mary University of London found that high levels of control, emotional support, and low job strain significantly contribute to better wellbeing. The research suggests increasing positive aspects of work, rather than just reducing negative ones, may lead to improved morale and greater wellbeing.

Excessive testosterone raises mortality risk in older men

A study published by The Endocrine Society found that older men with optimal testosterone levels lived longer, while those with high or low levels had a higher mortality risk. Higher DHT levels were also associated with reduced ischemic heart disease mortality.

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.

Geneticists receive funding to improve citrus production and health

UC Riverside plant geneticists Mikeal Roose and Timothy Close are developing a genetic tool to improve citrus breeding. They will use high-density SNP genotyping arrays to study citrus varieties and hybrids, identifying genes for disease resistance, fruit quality, and other essential traits.

Job market mixed for college grads

The job market is forecasted to be mixed for college graduates, with hiring for MBAs declining by 25% due to huge layoffs in the banking industry. However, many other fields are expected to see significant increases in hiring, including manufacturing, nonprofits, and retail.

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.

NASA's TRMM satellite sees Melissa's tropical transition

NASA's TRMM satellite monitored Tropical Storm Melissa's transition to a tropical storm, revealing intense rainfall rates of up to 55 mm/hour. The satellite's Precipitation Radar data also showed the storm's structure, including towering convection near its center.

Smokers who quit cut heart disease risk faster than previous estimates

A study found that older people who smoked less than 32 pack years and quit smoking 15 or fewer years ago had similar cardiovascular death risks as those who never smoked. Many participants reduced their risk in under 15 years, contradicting previous estimates of a longer waiting period.

Could basic fertility information be key to reversing late-parenthood trend?

A study found that college students intended to have children about one year earlier after reading a brief online brochure about age-related fertility decline. The brochure increased their knowledge of fertility decline and in-vitro fertilization success rates, prompting them to accelerate their planned timelines.

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.

Breakthrough in adult heart repair

Researchers have made a significant discovery in adult heart repair by identifying the Hippo pathway as a key regulator of cardiomyocyte proliferation. This breakthrough has the potential to improve heart function after a heart attack and reduce the severity of heart disease.

Scientists nearing forecasts of long-lived wildfires' paths

Researchers create a new computer model that combines cutting-edge simulations of weather and fire with satellite observations to predict the extent and behavior of wildfires. The technique, called CAWFE, allows for updated forecasts every 12 hours, enabling accurate predictions throughout a fire's lifetime.

UT Dallas computer scientists create 3-D technique

Researchers create a new 3D imaging technique using anisotropic triangles to provide more accurate approximations of object shapes and improve simulation results. The technique can generate images up to 125 times faster than current approaches while maintaining higher accuracy, particularly for wrinkles and movement.

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.

Hospital treatment for patients who self-harm in England is 'as variable as ever'

A new study found that hospital management of patients who self-harm in England has barely changed over the past 10 years, with 40% of those attending hospital not receiving a specialist psychosocial assessment. The treatment received also varied according to where they lived, suggesting a postcode lottery was still in operation.

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 CNIO study recreates the history of life through the genome

A CNIO study has discovered that genome replication mirrors the evolutionary history of living beings, with older genes replicating first. This model suggests that new genes emerge in later stages of genome replication, potentially leading to the development of complex structures and organs.

New bale unroller design deemed effective

A new offset round-bale unroller design has been deemed effective in making mulching more efficient, particularly with organic mulches. The technology allows for better between-row weed control and can be used with various types of mulches.

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.

Bedtime aspirin may reduce risk of morning heart attack

Taking aspirin at bedtime instead of in the morning could reduce acute heart events by reducing platelet activity. A randomized study found that taking aspirin at bedtime resulted in a 22-unit reduction in platelet activity compared to taking it in the morning.

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.

Smartphone apps lack proven strategies to help smokers quit

A recent study found that many popular anti-smoking smartphone apps lack basic strategies known to help smokers quit, including counseling and medication guidance. The researchers recommend using these apps with caution and instead suggest calling a quit-line for proven help on beating tobacco addiction.

Many pediatricians uncomfortable providing care to kids with genetic conditions

A national survey of pediatricians found that many order few genetic tests, don't discuss risks and benefits, and take limited family histories. The study highlights the need for robust education, access to resources, and improved electronic health records systems to enhance integration of genetic medicine into routine primary care.

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.

Casual employment is linked to women being childless by the age of 35

Research published in the European Society of Human Reproduction and Embryology's journal Human Reproduction found a significant association between casual employment and delayed childbirth. Women who spent more time in temporary jobs were less likely to have their first child by age 35, regardless of their socioeconomic status.