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Science News Archive June 2014


Page 19 of 33

Apple iPhone 17 Pro

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

NASA sees Tropical Storm Nanauk's soaking swan song

Tropical Storm Nanauk formed over India in June 2014 and moved northwest towards the Arabian Sea. The storm exhibited powerful storms dropping heavy rain at a rate of over 247mm/hour when observed by NASA's TRMM satellite on June 11.

Cracks in Pluto's moon could indicate it once had an underground ocean

A NASA-funded study suggests that cracks on Pluto's moon Charon could reveal a past underground ocean. The analysis finds that a high-eccentricity phase in Charon's orbit may have generated large tides, causing friction and surface fractures. This friction would have also caused the tides to slightly lag behind their orbital positions.

Who's using your data?

Researchers at MIT's CSAIL are developing a protocol called HTTPA that automatically monitors private data transmission and allows owners to examine usage. The system uses distributed hash tables to store transaction logs on multiple servers, ensuring accessible data even if some servers go down.

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.

BRCA test results affect patients' breast cancer surgery plans

A new study found that women with breast cancer who test positive for BRCA mutations are more likely to change their surgical plan, typically opting for a double mastectomy and sometimes ovary removal. Genetic testing before surgery can significantly impact treatment decisions, but may not necessarily delay surgery.

Text messages helpful in controlling diabetes

A Scripps Whittier study shows that text messages can help improve glycemic control in Latino patients with type 2 diabetes. The intervention used text messages to provide healthy nutrition tips, physical activity reminders, and medication adherence encouragement.

Biomarkers predict long-term outcomes in juvenile idiopathic arthritis

Researchers developed biomarkers from whole blood gene expression profiles to predict disease status at 12 months in children with newly diagnosed JIA. The study found strong predictive properties for disease status after four months of therapy, and identified different mechanisms of response in RF positive patients.

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.

Are female hormones playing a key role in obesity epidemic?

Researchers found a correlation between affluence and obesity rates, with women typically having higher levels of obesity than men in developing countries. However, in the Western world, male obesity often exceeds female obesity, suggesting an alternative cause may be at play.

Researchers 'cage' water to see it change form

Scientists have successfully 'caged' water molecules to observe the change in orientation of hydrogen atoms, transforming water from one form to another. By cooling the trapped molecules, researchers can track the percentages of ortho and para isomers at different temperatures.

Nurses play critical role in responding to global resurgence of pertussis

Pertussis cases are rising globally, with an estimated 50 million cases and 300,000 deaths worldwide. Nurses can educate patients and the public on the importance of follow-up booster vaccinations to maintain immunity. Partnerships between healthcare organizations, schools, and communities can also help increase vaccination rates.

Meta Quest 3 512GB

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

New test detects toxic prions in blood

A new assay can detect toxic prions in blood samples from humans with variant Creutzfeldt-Jakob Disease (vCJD) and asymptomatic animals. The test, developed by French researchers, was tested on vCJD patients and non-infected controls, accurately identifying infected individuals.

Climate change winners and losers

A new study reveals that gentoo penguin populations continue to grow in response to climate warming, while Adélie and chinstrap penguin populations are declining due to reduced krill supplies. The research, led by scientists from Woods Hole Oceanographic Institution, sheds light on how past climate change affected these species.

Heart rate variability may predict risk of disease in premature infants

Researchers found that heart rate variability can predict the risk of necrotizing enterocolitis in premature infants. The study showed that decreased high-frequency energy distribution was associated with increased risk, while higher values were linked to a lower risk. This discovery offers new hope for early detection and intervention.

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.

Findings point toward one of first therapies for Lou Gehrig's disease

Researchers at Oregon State University have discovered a copper compound that significantly extends the lifespan and improves locomotor function of transgenic mice with ALS. By delivering copper selectively to spinal cord cells, scientists aim to stabilize superoxide dismutase and improve mitochondrial function.

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.

Mexican genetics study reveals huge variation in ancestry

A comprehensive genetic study of the Mexican population identified tremendous genetic diversity reflecting thousands of years of separation, explaining health factors such as differing rates of breast cancer and asthma. The study provides an explanation for misdiagnoses and incorrect treatment based on ethnic heritage.

Antibodies from the desert as guides to diseased cells

Scientists create ultra-small nanoparticles that can bind to cancer cells using camel antibody fragments, potentially revolutionizing tumor detection. The particles successfully evade the human immune system and reach diseased cells under conditions similar to those in patients' bodies.

Scientists find trigger to decode the genome

Researchers have discovered how embryonic stem cell fate is controlled, enabling future research into artificial cell manipulation. This breakthrough aims to repair or replace damaged human cells and tissues, restoring normal function.

NASA takes Tropical Cyclone Nanuak's temperature

Tropical Cyclone Nanauk is experiencing strong thunderstorms with cloud top temperatures near -63F, indicating high rainfall potential. The storm will face weakening factors such as increasing wind shear, dry air, and cooler sea surface temperatures over the next few days.

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.

New evidence for oceans of water deep in the Earth

Researchers discover water bound in rock deep in the Earth's mantle, potentially representing the planet's largest water reservoir. This finding may aid scientists in understanding how the Earth formed and what its current composition is.

New research shows Western Amazon under threat from oil pollution

A new study has found that the Western Amazon is contaminated with oil pollutants, posing a significant risk to its unparalleled biological and cultural diversity. The research, published for the first time, reveals high levels of lead, mercury, and cadmium in wastewater samples from 18 sites in 10 Amazon tributaries.

Synchronized brain waves enable rapid learning

Neurons in the prefrontal cortex and striatum synchronize their brain waves to form new communication circuits during category-learning, enabling rapid adaptation. This phenomenon likely precedes changes in synapses and underlies the human mind's flexibility.

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.

6,000 steps a day keeps knee OA limitations away

A new study shows that walking 6,000 or more steps per day can reduce the risk of functional limitation associated with knee osteoarthritis. Researchers found that walking just 1,000 extra steps daily reduces incident functional limitation by 16-18% two years later.

Survivors of childhood liver transplant at risk of becoming 'skinny fat'

Research published in Liver Transplantation found that childhood liver transplant recipients have a reduced body cell mass post-transplant, leading to an increase in fat mass and a slim body composition. The study suggests that these patients are at risk of becoming 'skinny fat' due to their low body cell mass.

Potential anti-TNF response biomarker identified

Researchers have identified a potential biomarker of response to etanercept and adalimumab in patients with rheumatoid arthritis (RA) through DNA methylation analysis. The study found that epigenetic changes, such as DNA methylation, may provide potential biomarkers of response to anti-TNFs.

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.

Broad Institute, MGH researchers chart cellular complexity of brain tumors

The study reveals that each glioblastoma tumor contains individual cells from multiple cancer sub-types, and that the distribution of these cells varies from tumor to tumor. This heterogeneity may contribute to drug resistance and disease recurrence, highlighting the need for personalized treatment approaches.

Quantum computation: Fragile yet error-free

Physicists in Innsbruck developed a new quantum error-correcting method and tested it experimentally. The topological code arranges qubits on a two-dimensional lattice to detect and correct general errors. This approach could lead to a robust quantum computer performing any number of operations without being impeded by errors.

Study examines religious affiliation and social class

A University of Nebraska-Lincoln sociologist found that younger evangelical Protestants are closing the social-class gap with mainline Protestants. Younger working-class Americans are increasingly unaffiliated with any particular denomination, a shift that could impact conservative Christian groups' role in U.S. society and politics.

New study sheds light on what happens to 'cool' kids

A decade-long study found that teens who acted cool in early adolescence were more likely to experience problems in early adulthood, including substance abuse and criminal activity. By age 22, these teens were rated as less competent in social relationships and had engaged in more serious behaviors.

Fluke 87V Industrial Digital Multimeter

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

Unexpected origin for important parts of the nervous system

A new study reveals that parasympathetic neurons originate from immature glial cells in mouse embryos, forming a previously unknown developmental pathway. This discovery may lead to new medical treatments for congenital disorders of the nervous system.

Habitat fragmentation increases vulnerability to disease in wild plants

A study led by Anna-Liisa Laine found that proximity to other meadows increases disease resistance in wild meadow plants. The research surveyed over 4,000 Plantago lanceolata meadows and their infection status with a fungal pathogen, revealing less disease in areas with dense meadow networks.

Celestron NexStar 8SE Computerized Telescope

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

Time-lapse study reveals bottlenecks in stem cell expansion

A time-lapse study reveals three major bottlenecks restricting the formation of colonies in human embryonic stem cells, including survival after plating and cell death after division. The research could lead to improved use of these cells in regenerative medicine.

Childhood cancer survivors hospitalized frequently years after cancer treatment

A study found that childhood cancer survivors were hospitalized more often and for longer durations than the general population, with conditions like blood disorders and infections leading to hospitalizations. The study highlights the need for regular cancer-focused healthcare to identify health problems throughout their lives.

Imaging tools help radiologists diagnose lung cancer, save lives

Researchers at Rochester Institute of Technology create algorithms to quantify lung nodule growth on CT scans, identifying small cancers and obviating risky biopsies. The software compensates for background factors and estimates nodule volumes, enabling accurate doubling time calculation and malignant growth detection.

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.

Standing up gets groups more fired up for team work

A new study published in Social Psychological and Personality Science found that standing during meetings increases physiological arousal, leading to greater idea sharing and higher quality videos. Removing chairs from the workspace can be a low-cost way to redesign office spaces and promote non-sedentary work.

When good people do bad things

Researchers studied brain activity in a part of the brain involved in thinking about oneself and found that group dynamics can lead individuals to harm others outside their group. This is due to reduced medial prefrontal cortex activation when seeing moral statements, which correlates with increased likelihood of harming opponents.

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 computer program aims to teach itself everything about anything

Researchers created a fully automated computer program called LEVAN that learns all possible variations of a concept by searching millions of books and images on the Web. The program displays results as a comprehensive, browsable list of images, helping users explore and understand topics quickly.

Proliferation cues 'natural killer' cells for job change

Researchers show that proliferation unlocks expression of Interleukin-10 in NK cells, a protein that moderates the immune system. This helps prevent hyperactivation of CD8 T cells, which can cause damage. The study provides another important role for lymphocyte proliferation and may help design vaccines.

Use of cement in partial hip replacement linked to risk of death

Research published in BMJ Open found a link between cement use in partial hip replacement and sudden death, cardiac arrest, or severe decline within minutes of surgery. The study analyzed 62 cases of bone cement implantation syndrome (BCIS) between 2005 and 2012.

New sensor to detect harmful bacteria on food industry surfaces

A new device can collect and detect Listeria monocytogenes on food industry surfaces in just three to four hours, a significant improvement over current methods that take days. The sensor uses compressed air and water to remove cells before detecting them with an antibody, producing a fluorescent signal.