NASA sees Tropical Storm Christina's birth and severe weather in US South
2014-06-10
NASA's Aqua satellite captured a picture of newborn Tropical Storm Cristina on June 10, marking the birth date of the Eastern Pacific Ocean's third tropical storm of the season. The same image showed the severe weather affecting the south central U.S.
Although not at the coastline, the National Hurricane Center said that Cristina is near enough to cause dangerous surf conditions.
According to the National Hurricane Center (NHC), swells generated by Cristina are affecting portions of the south-central coast of western Mexico. These swells will likely continue through ...
NASA-NOAA's Suomi NPP satellite spots Arabian Sea tropical cyclone
2014-06-10
Tropical Cyclone 02A formed in the Arabian Sea as NASA-NOAA's Suomi NPP satellite passed overhead and captured a visible photo of the storm, spotting strongest storms south of its center.
On June 10 at 08:21 UTC (4:21 a.m. EDT), when Suomi NPP passed over 02A, the Visible Infrared Imaging Radiometer Suite (VIIRS) instrument aboard captured a visible image of the storm. VIIRS collects visible and infrared imagery and global observations of land, atmosphere, cryosphere and oceans.
In the image, Tropical Storm 02A appeared slightly elongated but satellite data shows that ...
NASA's SDO sees a summer solar flare
2014-06-10
The sun emitted a significant solar flare, peaking at 7:42 a.m. EDT on June 10, 2014. NASA's Solar Dynamics Observatory – which typically observes the entire sun 24 hours a day -- captured images of the flare.
Solar flares are powerful bursts of radiation. Harmful radiation from a flare cannot pass through Earth's atmosphere to physically affect humans on the ground. However, when intense enough, they can disturb the atmosphere in the layer where GPS and communications signals travel.
To see how this event may affect Earth, please visit NOAA's Space Weather Prediction ...
Inside the adult ADHD brain
2014-06-10
CAMBRIDGE, MA -- About 11 percent of school-age children in the United States have been diagnosed with attention deficit hyperactivity disorder (ADHD). While many of these children eventually "outgrow" the disorder, some carry their difficulties into adulthood: About 10 million American adults are currently diagnosed with ADHD.
In the first study to compare patterns of brain activity in adults who recovered from childhood ADHD and those who did not, MIT neuroscientists have discovered key differences in a brain communication network that is active when the brain is at ...
Mammography has led to fewer late-stage breast cancers, U-M study finds
2014-06-10
ANN ARBOR, Mich. — In the last 30 years, since mammography was introduced, late-stage breast cancer incidence has decreased by 37 percent, a new study from the University of Michigan Comprehensive Cancer Center finds.
The analysis takes into account an observed underlying trend of increased breast cancer incidence present since the 1940s, a sort of inflation rate for breast cancer.
Researchers looked at early-stage and late-stage breast cancer diagnoses between 1977-1979, before mammography became popular, and compared it to diagnoses between 2007-2009. Based on trends ...
A plan to share the carbon budget burden
2014-06-10
PROVIDENCE, R.I. [Brown University] — Climate change is an issue of urgent international importance, but for 20 years, the international community has been unable to agree on a coordinated way to reduce greenhouse gas emissions. In a "Perspective" piece published in the June issue of Nature Climate Change, J. Timmons Roberts, the Ittleson Professor of Environmental Studies and Sociology, proposes a four-step compromise toward emissions reduction that offers "effectiveness, feasibility, and fairness."
Their proposal comes as another major United Nations meeting on climage ...
Soldiers who kill in combat less likely to abuse alcohol
2014-06-10
WASHINGTON, D.C. (June 10, 2014)—It's no secret that combat experiences are highly stressful and can contribute to instances of post-traumatic stress disorder and depression among soldiers post-deployment. It also comes as no surprise that many soldiers afflicted with these conditions abuse alcohol in an attempt to self-medicate.
But new research coauthored by Cristel Russell, an associate professor of marketing with American University's Kogod School of Business, and researchers with the Walter Reed Army Institute of Research finds that the most traumatic of all combat ...
New biometric watches use light to non-invasively monitor glucose, dehydration, pulse
2014-06-10
WASHINGTON, June 9—Monitoring a patient's vital signs and other physiological parameters is a standard part of medical care, but, increasingly, health and fitness-minded individuals are looking for ways to easily keep their own tabs on these measurements. Enter the biometric watch.
In a pair of papers published in The Optical Society's (OSA) open-access journal Biomedical Optics Express, groups of researchers from the Netherlands and Israel describe two new wearable devices that use changing patterns of scattered light to monitor biometrics: one tracks glucose concentration ...
A life well spent: Consume now (in case you die early)
2014-06-10
PRINCETON, N.J.—You only live once. Carpe diem. You can't take it with you.
As often as we hear these clichés, they might include some real economic wisdom for some, according to research led by Princeton University's Woodrow Wilson School. The researchers argue in the Journal of Mathematical Economics that some people might want to spend more and work less – just in case their time runs out.
Marc Fleurbaey, the Robert E. Kuenne Professor in Economics and Humanistic Studies and professor of public affairs, and his collaborators – Marie-Louise Leroux from the University ...
Innovative millimeter wave communications to be demonstrated at London exhibition
2014-06-10
Wireless data connections that exploit millimetre wave radio spectrum (30GHz to 300GHz) are expected to be used in worldwide 5G networks from 2020. The University of Bristol's Communication Systems and Networks research group has partnered with Bristol start-up Blu Wireless Technology (BWT) to develop this technology and they will demonstrate their innovative work at the Small Cells World Summit in London this week [10-12 June].
Millimetre wave radios use much higher carrier frequencies than those in current systems, such as 4G and Wi-Fi. The University and BWT radios ...
CU Denver study finds serious challenges to 'New Urbanist' communities
2014-06-10
DENVER (June 10, 2014) – As New Urbanist communities expand nationwide, a study from the University of Colorado Denver shows the increasing challenges of balancing complex traffic engineering systems with the ideals of walkable, sustainable neighborhoods.
As a leading public research university located in the urban core, CU Denver researchers have ample opportunity to connect their work to the city of Denver and surrounding communities. This study focused on Denver's Stapleton neighborhood, one of the largest New Urbanist developments in the nation, specifically examining ...
UK science trio called to Washington ocean summit
2014-06-10
Three leading environmental scientists from the UK have been invited to talk about the state of the world's oceans to an audience including US Secretary of State John Kerry at an ocean summit in Washington. They are amongst less than thirty scientists from around the world who will be providing hard–hitting messages about the need for closer cooperation to overcome the challenges facing our oceans.
Their invitation to this important event is a testament to the excellence of UK environmental science, and underlines its vital role in tackling some of the key challenges ...
Calls to end all violence against women and girls in conflict zones
2014-06-10
AUDIO:
Mazeda Hossain, Lecturer in Social Epidemiology at the London School of Hygiene & Tropical Medicine, talks about her research into violence and health in conflict-affected settings.
Click here for more information.
Women in conflict zones are likely to suffer from sexual or physical violence at the hands of their husbands or partners before, during and after a period of conflict, warn experts from the London School of Hygiene & Tropical Medicine as politicians, activists ...
Compact proton therapy for fight against cancer
2014-06-10
The future face of modern-day anti-cancer therapy based on charged particles like protons could potentially involve using laser accelerators. However, these facilities will need to be reduced in terms of both size and cost compared to conventional ones. In the scientific journal, Applied Physics B, Dresden medical physicist Umar Masood is the first to present a new design for the entire complex machine – from the accelerator to the radiation site. In the process, he has successfully cut the facility's size in half.
In the fight against cancer, proton therapy is especially ...
Sopcawind, a multidisciplinary tool for designing wind farms
2014-06-10
This news release is available in Spanish. The development of a wind farm is a process in which various factors need to be taken into consideration to ensure that the resource is properly used and that appropriate planning is carried out to minimise the effects it could have. "The fundamental parameter to take into account when designing a wind farm is the wind or wind potential. Another very important factor is the orography of the land," explained David de la Vega, a member of the Signal Processing and Radiocommunications Group (TSR). "Apart from these two main factors, ...
Penn research develops 'onion' vesicles for drug delivery
2014-06-10
One of the defining features of cells is their membranes. Each cell's repository of DNA and protein-making machinery must be kept stable and secure from invaders and toxins. Scientists have attempted to replicate these properties, but, despite decades of research, even the most basic membrane structures, known as vesicles, still face many problems when made in the lab. They are difficult to make at consistent sizes and lack the stability of their biological counterparts.
Now, University of Pennsylvania researchers have shown that a certain kind of dendrimer, a molecule ...
NYU Langone internist calls for VA system reform
2014-06-10
An NYU Langone internal medicine specialist who served as a White House fellow at the US Department of Veteran's Affairs says the headline-grabbing failures of the VA health system's administration stand in sharp contrast to the highly rated care the system delivers.
In an editorial in The New England Journal of Medicine online June 5, Dave Chokshi, MD, MS, an assistant professor at NYU Langone Medical Center, says the paradox has created a watershed moment to reform and refocus the way the entire system is structured, staffed, and managed, while also building on its ...
Obstetric malpractice claims dip when hospitals stress patient safety
2014-06-10
A Connecticut hospital saw a 50% drop in malpractice liability claims and payments when it made patient safety initiatives a priority by training doctors and nurses to improve teamwork and communication, hiring a patient safety nurse, and standardizing practices, according to a study by Yale School of Medicine researchers.
The results, published in the June 9 online issue of the American Journal of Obstetrics and Gynecology, come at a time when mounting concerns about liability are thinning the ranks of obstetricians in the United States, according first author Christian ...
LSTM researchers identify the complex mechanisms controlling changes in snake venom
2014-06-10
Specialist researchers from LSTM have identified the diverse mechanisms by which variations in venom occur in related snake species and the significant differences in venom pathology that occur as a consequence.
Working with colleagues from Bangor University and Instituto de Biomedicina de Valencia in Spain, the team assessed the venom composition of six related viperid snakes, examining the differences in gene and protein expression that influence venom content. The research, published in PNAS, also assessed how these changes in venom composition impacted upon venom-induced ...
Grain legume crops sustainable, nutritious
2014-06-10
Popular diets across the world typically focus on the right balance of essential components like protein, fat, and carbohydrates. These items are called macronutrients, and we consume them in relatively large quantities. However, micronutrients often receive less attention. Micronutrients are chemicals, including vitamins and minerals, that our bodies require in very small quantities. Common mineral micronutrients include zinc, iron, manganese, magnesium, potassium, copper, and selenium.
A recent study published in Crop Science examined the mineral micronutrient content ...
Seafarers brought Neolithic culture to Europe, gene study indicates
2014-06-10
How the Neolithic people found their way to Europe has long been a subject of debate. A study published June 6 of genetic markers in modern populations may offer some new clues.
Their paper, "Maritime route of colonization of Europe," appears in the online edition of the Proceeding of the National Academy of Sciences.
Between 8,800 to 10,000 B.C., in the Levant, the region in the eastern Mediterranean that today encompasses Israel and the West Bank, Jordan, Syria and part of southern Turkey, people learned how to domesticate wild grains. This accomplishment eventually ...
In fighting obesity, targeting popular teens not all that effective
2014-06-10
MAYWOOD, Ill. – In the fight against teenage obesity, some researchers have proposed targeting popular teens, in the belief that such kids would have an outsize influence on their peers.
But in a Loyola University Chicago study, researchers were surprised to find that this strategy would be only marginally more effective than targeting overweight kids at random.
Results are published in the journal Social Science & Medicine.
"I don't think targeting popular kids would be worth the extra effort it would take to identify them," said David Shoham, PhD, MSPH, senior ...
Study: Little evidence that No Child Left Behind has hurt teacher job satisfaction
2014-06-10
WASHINGTON, D.C., June 10, 2014 ─ The conventional wisdom that No Child Left Behind (NCLB) has eroded teacher job satisfaction and commitment is off the mark, according to new research published online today in Educational Evaluation and Policy Analysis, a peer-reviewed journal of the American Educational Research Association.
"Estimating the Effects of No Child Left Behind on Teachers and Their Work Environment," by Jason A. Grissom of Vanderbilt University, Sean Nicholson-Crotty of Indiana University, and James R. Harrington of the University of Texas at Dallas, ...
Scientific breakthrough: International collaboration has sequenced salmon genome
2014-06-10
Vancouver, BC - Today the International Cooperation to Sequence the Atlantic Salmon Genome (ICSASG) announced completion of a fully mapped and openly accessible salmon genome. This reference genome will provide crucial information to fish managers to improve the production and sustainability of aquaculture operations, and address challenges around conservation of wild stocks, preservation of at-risk fish populations and environmental sustainability. This breakthrough was announced at the International Conference on Integrative Salmonid Biology (ICISB) being held in Vancouver ...
Summertime cholesterol consumption key for wintertime survival for Siberian hamsters
2014-06-10
Increasingly, scientific findings indicate that an organism's diet affects more than just general health and body condition. In an article published in a forthcoming issue of the journal Physiological and Biochemical Zoology, researchers from Nicolaus Copernicus University have found evidence that the diet of some animals must include cholesterol in order for them to enter necessary periods of energy conservation known as torpor.
Torpor is a temporary, strategic decrease of body temperature and metabolic, heart, and respiration rates that can enable an organism to survive ...
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