GOES-West satellite eyes soggy storm approaching California
2014-02-28
A swirling Eastern Pacific Ocean storm system headed for California was spotted by NOAA's GOES-West satellite on February 28. According to the National Weather Service, this storm system has the potential to bring heavy rainfall to the drought-stricken state.
The storm was captured using visible data from NOAA's GOES-West or GOES-15 satellite on Feb. 28 at 1430 UTC/6:30 a.m. PST was made into an image by NASA/NOAA's GOES Project at NASA's Goddard Space Flight Center in Greenbelt, Md. The storm's center appeared as a tight swirl, with bands of clouds and showers already ...
NASA satellite sees great freeze over Great Lakes
2014-02-28
At night, as cold settles in, lake ice creaks and groans. It's been excessively cold, and I camped exposed on the snow-swept surface. Other than the lack of vegetation and the sounds at night, you'd never know you were on a lake. It feels like an empty plain. In some places, you see pressure ridges where ice has pushed into itself, sticking up like clear blue stegosaurus plates. -- Craig Childs
Author Craig Childs is not describing an Arctic lake. He's describing the bitterly cold and frozen scene on Lake Superior, during his February 2014 trek on the ice near the coast ...
Ultra-fast laser spectroscopy lights way to understanding new materials
2014-02-28
Scientists at the U.S. Department of Energy's Ames Laboratory are revealing the mysteries of new materials using ultra-fast laser spectroscopy, similar to high-speed photography where many quick images reveal subtle movements and changes inside the materials. Seeing these dynamics is one emerging strategy to better understanding how new materials work, so that we can use them to enable new energy technologies.
Physicist Jigang Wang and his colleagues recently used ultra-fast laser spectroscopy to examine and explain the mysterious electronic properties of iron-based superconductors. ...
Detection of water vapor in the atmosphere of a hot jupiter
2014-02-28
Although liquid water covers a majority of Earth's surface, scientists are still searching for planets outside of our solar system that contain water. Researchers at Caltech and several other institutions have used a new technique to analyze the gaseous atmospheres of such extrasolar planets and have made the first detection of water in the atmosphere of the Jupiter-mass planet orbiting the nearby star tau Boötis. With further development and more sensitive instruments, this technique could help researchers learn about how many planets with water—like Earth—exist within ...
Smoke in the water: Understanding the effects of smoke compounds on seed germination
2014-02-28
Although seemingly destructive, wildfires help to maintain biodiversity and are an important element of many ecosystems throughout the world. Not only do fires discourage non-native and invasive species from becoming established, but the quick release of nutrients, heat, and compounds found in ash and smoke play an important role in the life cycle of the native flora. For plants that are adapted to ecosystems where fire is a regular occurrence—such as savannas, grasslands, and coniferous forests—exposure to fire may initiate seed germination or enhance plant growth.
Recent ...
The nature of color: New formula to calculate hue improves accuracy of color analysis
2014-02-28
A stroll through the produce aisle in your local grocery store exhibits a plethora of vivid colors. From opposing hues, like red apples next to green celery, to subtler variations, such as light to dark purple grapes, every color seems to hold its own unique attraction. Is there a way to precisely measure these hundreds of colors? This is a crucial question for scientists studying the biological importance of color in nature, but measuring color is much more challenging than measuring other characteristics, like size or weight. In recent work, University of Colorado researcher ...
Tropical Cyclone 16P forms near Fiji
2014-02-28
Tropical Cyclone 16P formed near Fiji after lingering in the region for several days as a tropical low pressure area. NOAA's GOES-West satellite captured an infrared image of the storm on February 28.
NOAA's GOES-West satellite image showed the center of Tropical Cyclone 16P to the northeast of Fiji and over Vanua Levu. Broken bands of thunderstorms wrapping from the north to the east and southeast reached Wallis and Fortuna, Samoa, Niue and Tonga.
At 0900 UTC/4 a.m. EST, Tropical Cyclone 16P was centered about 170 nautical miles/`95.6 miles/314.8 km northeast of Suva, ...
To teach scientific reproducibility, start young
2014-02-28
DURHAM, N.C. -- The ability to duplicate an experiment and its results is a central tenet of the scientific method, but recent research has shown an alarming number of peer-reviewed papers are irreproducible.
A team of math and statistics professors has proposed a way to address one root of that problem by teaching reproducibility to aspiring scientists, using software that makes the concept feel logical rather than cumbersome.
Researchers from Smith College, Duke University and Amherst College looked at how introductory statistics students responded to a curriculum ...
Asthma drug aids simultaneous desensitization to several food allergies, study finds
2014-02-28
STANFORD, Calif. — An asthma drug accelerates the process of desensitizing patients with food allergies to several foods at the same time, a new study by researchers at the Stanford University School of Medicine and Lucile Packard Children's Hospital Stanford shows.
The findings come on the heels of a recent study by the same team showing that people with multiple food allergies can be desensitized to several foods at once. The two studies, both phase-1 safety trials, provide the first scientific evidence that a promising new method for treating people for multiple food ...
Beneficial anti-inflammatory effects observed when plant extracts fed to sick pigs
2014-02-28
URBANA, Ill. – Porcine reproductive and respiratory syndrome (PRRS) is the most expensive and invasive disease for pig producers on a global scale. Though it is not occurring on every farm, it is the biggest disease problem in the pig industry, said a University of Illinois animal sciences researcher.
E. coli has also been a problem historically and continues to be on an industry-wide basis, said James Pettigrew. "Either disease can sweep through a farm so their alleviation would substantially reduce production costs. Even though many management practices have been used ...
Waterloo physicists solve 20-year-old debate surrounding glassy surfaces
2014-02-28
University of Waterloo physicists have succeeded in measuring how the surfaces of glassy materials flow like a liquid, even when they should be solid.
A series of simple and elegant experiments were the solution to a problem that has been plaguing condensed matter physicists for the past 20 years.
Understanding the mobility of glassy surfaces has implications for the design and manufacture of thin-film coatings and also sets practical limits on how small we can make nanoscale devices and circuitry.
The work is the culmination of a project carried out by a research ...
Burmese pythons pose little risk to people in Everglades
2014-02-28
EVERGLADES NATIONAL PARK, Fla. -- The estimated tens of thousands of Burmese pythons now populating the Everglades present a low risk to people in the park, according to a new assessment by U.S. Geological Survey and National Park Service scientists.
The human risk assessment looked at five incidents that involved humans and Burmese pythons over a 10-year period in Everglades National Park. All five incidents involved pythons striking at biologists who were conducting research in flooded wetlands.
"Visitor and staff safety is always our highest priority at Everglades ...
Kessler Foundation researchers find education attenuates impact of TBI on cognition
2014-02-28
West Orange, NJ. February 28, 2014. Kessler Foundation researchers have found that higher educational attainment (a proxy of intellectual enrichment) attenuates the negative impact of traumatic brain injury (TBI) on cognitive status. The brief report, Sumowski J, Chiaravalloti N, Krch D, Paxton J, DeLuca J. Education attenuates the negative impact of traumatic brain injury (TBI) on cognitive status, was published in the December issue of Archives of Physical Medicine & Rehabilitation Vol. 94, Issue 12:2562-64.
Cognitive outcomes vary post-TBI, even among individuals ...
American Journal of Transplantation reports REGiMMUNE's transplant tolerance results
2014-02-28
Tokyo, Japan – February 28, 2014 – REGiMMUNE Corporation announced that the American Journal of Transplantation (AJT) has published its paper that describes a novel approach to long-term tolerance in organ transplantation with continuous administration of immune suppressants. "A Novel Approach Inducing Transplant Tolerance by Activated Invariant Natural Killer T Cells with Costimulatory Blockade" was published in the AJT March 2014 Issue 3, Volume 14, pages 554-567, and was first made available online as an early view on February 6, 2014.
Robust, lifelong, donor-specific ...
Study: Racial bias in pain perception appears among children as young as 7
2014-02-28
A new University of Virginia psychology study has found that a sample of mostly white American children – as young as 7, and particularly by age 10 – report that black children feel less pain than white children.
The study, which builds on previous research on bias among adults involving pain perception, is published in the Feb. 28 issue of the British Journal of Developmental Psychology.
"Our research shows that a potentially very harmful bias in adults emerges during middle childhood, and appears to develop across childhood," said the study's lead investigator, Rebecca ...
BNI study reveal unexpected findings
2014-02-28
(Phoenix , Ariz. Feb 28, 2014) -- "The results of this study are counter to most expectations," said Dr. Brachman, Director of Radiation Oncology at Barrow and St. Joseph's. "Bevacizuman had been shown in earlier studies to be an effective drug in the treatment of patients with recurrent disease. But, on newly diagnosed patients, it did not, in fact, prolong survival."
The randomized, double-blind placebo controlled trial of 621 adults was funded by the National Cancer Institute and the drug manufacturer Genentech from 2009 to2012. Glioblastoma is the most common primary ...
Northern Sumatra dealing with smoke from fires
2014-02-28
On February 27, 2014, the Wall Street Journal and Southeast Asia Realtime reported that: "the plantation-rich province of Riau on Indonesia's Sumatra Island has declared a state of emergency as fires set for land clearing have sent pollution levels soaring and smoke made breathing difficult for thousands."
Tens of thousands of Riau residents are suffering from the effects of the smoke coming from dozens of fires set to clear land in Sumatra. Riau is the center of Indonesia's more than $20 billion palm oil industry—the world's largest. Fires occur with frequency in Riau ...
Food production in the northeastern US may need to change if climate does
2014-02-28
BOSTON (February 28, 2014) — If significant climate change occurs in the United States it may be necessary to change where certain foods are produced in order to meet consumer demand. In a paper published online this week in the journal Renewable Agriculture and Food Systems, researchers at the Friedman School of Nutrition Science and Policy at Tufts University provide an overview of current farmland use and food production in the Northeastern U.S., identifying potential vulnerabilities of the 12-state region*.
Led by Tim Griffin, Ph.D., associate professor and director ...
Psychiatric nursing specialists played key role in response to Boston Marathon bombing
2014-02-28
Philadelphia, Pa. (February 28, 2014) – Psychiatric advanced practice nurses (APNs) played a critical role in supporting psychological recovery after the Boston Marathon bombing—not only for injured patients, but also for family members and hospital staff, according to an article in Clinical Nurse Specialist, official journal of the the National Association of Clinical Nurse Specialists. The journal is published by Lippincott Williams & Wilkins, a part of Wolters Kluwer Health.
Barbara Lakatos, DNP, PMHCNS-BC, and colleagues of the Psychiatric Nursing Resource Service ...
Shaky hand, stable spoon: U-M study shows device helps essential tremor patients
2014-02-28
ANN ARBOR, Mich. — For people whose hands shake uncontrollably due to a medical condition, just eating can be a frustrating and embarrassing ordeal – enough to keep them from sharing a meal with others.
But a small new study conducted at the University of Michigan Health System suggests that a new handheld electronic device can help such patients overcome the hand shakes caused by essential tremor, the most common movement disorder.
In a clinical trial involving 15 adults with moderate essential tremor, the device improved patients' ability to hold a spoon still enough ...
A molecular ballet under the X-ray laser
2014-02-28
An international team of researchers has used the world's most powerful X-ray laser to take snapshots of free molecules. The research team headed by Prof. Jochen Küpper of the Hamburg Center for Free-Electron Laser Science (CFEL) choreographed a kind of molecular ballet in the X-ray beam. With this work, the researchers have cleared important hurdles on the way to X-ray images of individual molecules, as they explain in the scientific journal Physical Review Letters. CFEL is a cooperation of DESY, the University of Hamburg, and the Max Planck Society.
"We have captured ...
Indonesia's competitiveness at risk from neglected diseases of poverty
2014-02-28
WASHINGTON, D.C. – February 27, 2014 – The control and elimination of neglected tropical diseases (NTDs) is one of the most cost-effective ways Indonesia can sustain economic growth and reduce inequality, said scientists today in an analysis published in PLOS Neglected Tropical Diseases. While Indonesia is poised to defeat NTDs by 2020, it has an opportunity to scale up national programs, integrate NTDs with other development efforts, strengthen coordination and enhance collaboration among key partners.
The analysis calls NTDs "one of the most potent forces" trapping ...
NASA saw rainfall rates increase before birth of Tropical Storm Faxai
2014-02-28
VIDEO:
NASA/JAXA's TRMM Satellite provided data of developing Tropical Storm Faxai to make this 3-D image that showed some towering thunderstorms in the area were reaching altitudes of up to 15.5km/~9.6...
Click here for more information.
The Tropical Rainfall Measuring Mission or TRMM satellite passed over System 93W in the Northwestern Pacific Ocean and saw rainfall rates increasing on February 27 in the developing tropical low pressure area. On February 28, the low organized ...
Peat soils as gigantic batteries
2014-02-28
This news release is available in German. Wetlands, including peatlands, have a high content of humic substances, which are organic compounds that form during incomplete decomposition of biomass. Under anoxic conditions, soil bacteria can use these organic compounds during respiration as electron acceptors. Many organisms (including us humans) instead use oxygen as the electron acceptor.
In the mid-1990s, researchers revealed that some anaerobic microorganisms in soils and sediments use humic substances as electron acceptors under anoxic conditions. However, the capacity ...
Giant sunspot makes third trip across the sun
2014-02-28
A giant sunspot – a magnetically strong and complex region on the sun's surface – has just appeared over the sun's horizon. This is the third trip for this region across the face of the sun, which takes approximately 27 days to make a complete rotation.
Scientists track sunspots that are part of active regions, which often produce large explosions on the sun such as solar flares and coronal mass ejections, or CMEs. Each time an active region appears it is assigned a number. Active regions that have survived their trip around the back of the sun and reappear are assigned ...
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