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Science News Archive 2011


Page 48 of 311

Watching the birth of an iceberg

Scientists have witnessed the birth of a major iceberg on Pine Island Glacier, providing valuable insights into the natural process of glacier calving. The data collected by NASA's Operation IceBridge will help researchers better understand the dynamics of ice sheets and glaciers.

Apple iPhone 17 Pro

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

Unraveling Batten disease

Researchers have discovered that a mutation in the CLN3 gene disrupts protein trafficking, leading to lysosome overflow and neuronal death in Batten disease. The findings may form the basis for a new therapy by targeting the kinase function of CLN3.

BUSM researcher awarded 2 NIH grants totaling over $11 million

A BUSM researcher has received two NIH grants totaling over $11 million to study systemic sclerosis (SSc), a rare and complex rheumatic disease. The funding will support clinical research, molecular studies, and identification of biomarkers to accelerate the understanding of SSc and develop new treatments.

Understanding emotions without language

Researchers found that Yucatec Maya speakers and German speakers performed similarly when identifying mixed-emotion faces. The study suggests that emotions have evolved as basic human mechanisms, unaffected by language. This discovery challenges the idea that language plays a crucial role in understanding emotions.

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.

Scientists prevent cerebral palsy-like brain damage in mice

Researchers found that high levels of protective protein Nmnat1 reduce brain damage caused by oxygen and blood flow deprivation. The study offers a potential new strategy for treating cerebral palsy, strokes, and other neurodegenerative diseases.

Born to roar

Researchers found that the structure of lion and tiger vocal folds, including fat and viscoelastic properties, determines the low-frequency roars. The study challenges previous assumptions about the causes of loud roaring in these big cats.

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.

Women's chin, abdomen are good indicators of excessive hair growth

Researchers have found that examining the chin and upper/lower abdomen is an accurate and minimally invasive way to screen for excessive hair growth in women, which can be up to 80% effective. This method has significant implications for diagnosing PCOS and related health risks such as insulin resistance, diabetes, and heart disease.

Chantix unsuitable for first-line smoking cessation use

A study found that varenicline (Chantix) is associated with a substantially increased risk of reported depression or suicidal behavior compared to other smoking-cessation treatments. The researchers identified 90% of all reported suicides related to smoking cessation drugs since 1998 implicated varenicline.

Mayo researchers discover tactic to delay age-related disorders

Researchers at Mayo Clinic found that eliminating senescent cells can prevent or delay the onset of age-related disorders and disabilities. The study showed that lifelong elimination of these cells delayed age-related disorders such as cataracts and muscle loss, and slowed their progression in already established diseases.

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.

Cardiovascular magnetic resonance now an important first-line test

Cardiovascular Magnetic Resonance (CMR) has become a critical diagnostic tool in clinical cardiology, providing comprehensive assessments of ventricular function, cardiac morphology, perfusion, viability, and metabolism. CMR offers significant advantages over other imaging modalities, including the absence of ionizing radiation and hig...

Video game playing tied to creativity

A study by Michigan State University found that video game playing boosts creativity in tasks like drawing and writing, but not other technology use. The researchers surveyed nearly 500 middle-school students and used the Torrance Test of Creativity-Figural to gauge their creative abilities.

Graphene applications in electronics and photonics

Graphene's unique properties, including fast electron mobility and high mechanical strength, make it suitable for fast analog electronics. Researchers are working to improve synthetic graphene quality and study its behavior in technology conditions.

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.

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.

Ohio State researchers design a viral vector to treat a genetic form of blindness

Researchers at Ohio State University Medical Center have developed a viral vector designed to deliver a gene into the eyes of people born with an inherited form of blindness. The trial aims to treat choroideremia, a disease affecting 100,000 worldwide, and holds promise for other genetic causes of blindness like retinitis pigmentosa.

Measuring outcome in the treatment of depression via the Web

A new study by Rhode Island Hospital reports that web-based assessments for outcome measurements of patients in treatment for depression are valid and reliable. The researchers also found that patients preferred the Internet version over the paper version, citing it as less burdensome, time-consuming, secure, and accurate.

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.

When the fat comes out of food, what goes in?

Food processors face challenges in reproducing textures with reduced ingredients, but natural alternatives like plant-based compounds and natural emulsifiers help. The American Chemical Society explores the science behind creating 'light' or '-free' versions of products.

Unraveling the causes of the Ice Age megafauna extinctions

A recent study reveals that neither human activity nor climate change alone caused the Ice Age megafauna extinctions. However, the research suggests that a combination of factors, including humans and climate change, contributed to the loss of large mammal species in Eurasia and North America.

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.

Dirt prevents allergy

Researchers at University of Copenhagen found that children born vaginally with diverse gut bacteria have lower risk of allergies. The study suggests that early exposure to a variety of bacteria is crucial for a healthy immune system, contradicting the long-held notion that bacteria are a threat to public health.

Solar concentrator increases collection with less loss

Researchers at Argonne National Laboratories and Penn State have developed a new solar concentrator design that improves light collection efficiency. The new design achieves near-lossless propagation for several different chromophores, enabling a more than twofold increase in concentration ratio compared to conventional LSCs.

Thousand-color sensor reveals contaminants in Earth and sea

A Tel Aviv University-developed technology uses a hyperspectral camera to analyze the world we live in, detecting contaminants and environmental hazards in real time. The sensor can provide immediate, cost-effective, and accurate monitoring of forests, urban areas, agricultural lands, harbors, or marinas.

UT study: Climate change affects ants and biodiversity

A UT study reveals climate change affects ants' ability to disperse seeds and perform vital ecosystem functions, potentially jeopardizing plant biodiversity. Researchers observed dramatic changes in ant behavior in response to temperature increases.

Researchers reveal potential treatment for sickle cell disease

Researchers have discovered a key trigger for producing normal red blood cells that could lead to a new treatment for those with sickle cell disease. Increasing the expression of proteins TR2 and TR4 more than doubled the level of fetal hemoglobin produced in sickle cell mice, reducing organ damage.

Meta Quest 3 512GB

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

A widely used bee antibiotic may harm rather than help

Researchers discovered that a widely used bee antibiotic increases susceptibility to pesticides, contributing to colony collapse disorder. The study suggests that oxytetracycline interacts with specific proteins in the bees, rendering them more vulnerable to toxic chemicals.

Link between air pollution and cyclone intensity in Arabian Sea

Air pollution linked to stronger cyclones in Arabian Sea, with research suggesting aerosol buildup over India deflects sunlight, creating dimming that enables stronger storms. Scientists note a trend of increasingly strong cyclones in months preceding monsoon season.

Maternal separation stresses the baby

Separating newborns from their mothers stresses the baby, with heart rate variability increasing by 176% and quiet sleep decreasing by 86%. Skin-to-skin contact with mother reduces this stress, but further research is needed to understand its long-term effects.

Manufacturing microscale medical devices for faster tissue engineering

Researchers developed a new method using two-photon polymerization with multiple foci to create finely detailed structures, such as tissue scaffolds and microneedles, more quickly than traditional techniques. This enables faster production of microscale medical devices for tissue engineering applications.

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.

Radiation plus hormone therapy greatly improves survival

Men with locally advanced or high-risk prostate cancer who receive combined radiation and hormone therapy live longer and are less likely to die from their disease. The treatment improved overall survival by 23% and disease-specific survival by 43% compared to hormone therapy alone.

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.

Young and old work together to challenge stereotypes of age

A workshop titled 'Act your Age! Challenging Stereotypes' brings together young children and older adults to explore perceptions of ageing. Through interactive activities, participants develop self-awareness and intergenerational relationships, challenging negative views of older people.

UNH-led project to boost Northeast organic dairy industry

Researchers are exploring ways to enhance farm profitability by extending the grazing season and adding value to milk through flaxseed supplementation, addressing concerns of organic dairy farmers in the Northeast. The project also aims to improve milk quality by sustaining omega-3 fatty acids and CLA concentrations throughout the year.

Major breakthrough improves software reliability and security

A new software system called Peregrine has been developed to improve the reliability and security of multithreaded programs. It uses a deterministic approach to prevent data races and bugs, making it faster than previous systems while not requiring new hardware or languages.

Fruit fly intestine may hold secret to the fountain of youth

Researchers found that boosting a gene in fruit flies' intestinal stem cells extended their lifespan by up to 50% and delayed the aging of their intestine. The study suggests that the gene, PGC-1, can act as a biological dial for slowing the aging process and may serve as a target for new therapies.

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.

New evidence for the earliest modern humans in Europe

A fossil fragment from Kent's Cavern in southern England establishes the presence of modern humans in western Europe by 40,000 years ago. The discovery joins a human skull and lower jaw from Romania, confirming modern humans at both ends of Europe by this date.

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.

Maryland climate plan passes key tests in UMD studies

The University of Maryland Center for Integrative Environmental Research finds that Maryland's Climate Action Plan improves electric reliability while having a negligible impact on manufacturers. The plan is expected to generate new business opportunities and jobs in the green sector, with potential growth in employment opportunities.

Study shows promise for teen suicide prevention

A new study by UCLA researchers shows that a specialized mental health intervention for suicidal youth can significantly improve follow-up treatment rates. The intervention, which involves a family-based crisis-therapy session and telephone support, resulted in higher rates of follow-up treatment compared to standard ED treatment.