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Shaping the future of nanocrystals

August 22, 2014 8:52 am | by EurekAlert! | Comments

The first direct observations of how facets form and develop on platinum nanocubes point the way towards more sophisticated and effective nanocrystal design and reveal that a nearly 150 year-old scientific law describing crystal growth breaks down at the nanoscale....

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Stanford scientists develop a water splitter that runs on an ordinary AAA battery

August 22, 2014 8:42 am | by EurekAlert! | Comments

In 2015, American consumers will finally be able to purchase fuel cell cars from Toyota and other manufacturers. Although touted as zero-emissions vehicles, most of the cars will run on hydrogen made from natural gas, a fossil fuel that contributes to global warming....

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Sunlight, not microbes, key to CO2 in Arctic

August 21, 2014 4:52 pm | by EurekAlert! | Comments

The vast reservoir of carbon stored in Arctic permafrost is gradually being converted to carbon dioxide (CO2) after entering the freshwater system in a process thought to be controlled largely by microbial activity. However, a new study – funded by the National Science Foundation and published this week in the journal Science – concludes that sunlight and not bacteria is the key to triggering the production of CO2....

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Celebrating 100 years of crystallography

August 21, 2014 4:49 pm | by EurekAlert! | Comments

To commemorate the 100th anniversary of a revolutionary technique that underpins much of modern science, Chemical & Engineering News (C&EN) magazine last week released a special edition on X-ray crystallography — its past, present and a tantalizing glimpse of its future....

Arctic sea ice influenced force of the Gulf Stream

August 21, 2014 4:47 pm | by EurekAlert! | Comments

For AWI geologist Juliane Müller the Fram Strait is a key region in the global oceanic circulation. "On the east side of this passage between Greenland and Svalbard warm Atlantic water flows to the north into the Arctic Ocean while on the west side cold Arctic water masses and sea ice push their way out of the Arctic into the North Atlantic....

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Hacking Gmail with 92 percent success

August 21, 2014 4:41 pm | by EurekAlert! | Comments

A team of researchers, including an assistant professor at the University of California, Riverside Bourns College of Engineering, have identified a weakness believed to exist in Android, Windows and iOS mobile operating systems that could be used to obtain personal information from unsuspecting users....

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CHEST releases new expert guidance in care of the critically ill and injured

August 21, 2014 4:36 pm | by EurekAlert! | Comments

The American College of Chest Physicians (CHEST) announces the immediate release of Care of the Critically Ill and Injured During Pandemics and Disasters: CHEST Consensus Statement today in the Online First section of the journal CHEST while the global health-care community cares for patients with the Ebola virus....

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Women's health and Fifty Shades: Increased risks for young adult readers?

August 21, 2014 4:33 pm | by EurekAlert! | Comments

Popular fiction that normalizes and glamorizes violence against women, such as the blockbuster Fifty Shades series, may be associated with a greater risk of potentially harmful health behaviors and risks. The results of a provocative new study are presented in the article "Fiction or Not? Fifty Shades Is Associated with Health Risks in Adolescent and Young Adult Females,"....

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Objectification in romantic relationships related to sexual pressure and coercion

August 21, 2014 4:27 pm | by EurekAlert! | Comments

To sexually objectify a woman is to focus on her body in terms of how it can provide sexual pleasure rather than viewing her as a complete human being with thoughts and feelings. While objectification has long been considered a problem in the media, how does it affect individual romantic relationships?....

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Primary care physicians can be critical resource for abused women in rural areas

August 21, 2014 4:25 pm | by EurekAlert! | Comments

Many primary care physicians in rural communities do not routinely screen women for intimate partner violence (IPV), according to Penn State medical and public health researchers. Rural women who are exposed to such violence have limited resources if they seek help....

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University of Houston receives $3.3 million grant to promote women in STEM fields

August 21, 2014 4:21 pm | by EurekAlert! | Comments

The University of Houston has received a $3.3 million grant from the National Science Foundation to increase the number of women faculty in science, technology, engineering and mathematics (STEM) fields, as well as to ensure they have opportunities to move into leadership roles....

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Laser device may end pin pricks, improve quality of life for diabetics

August 21, 2014 4:18 pm | by EurekAlert! | Comments

Princeton University researchers have developed a way to use a laser to measure people's blood sugar, and, with more work to shrink the laser system to a portable size, the technique could allow diabetics to check their condition without pricking themselves to draw blood....

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ORNL scientists uncover clues to role of magnetism in iron-based superconductors

August 21, 2014 4:13 pm | by EurekAlert! | Comments

New measurements of atomic-scale magnetic behavior in iron-based superconductors by researchers at the Department of Energy's Oak Ridge National Laboratory and Vanderbilt University are challenging conventional wisdom about superconductivity and magnetism....

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New CloudLab will help researchers test new cloud architectures

August 21, 2014 4:11 pm | by EurekAlert! | Comments

Computer systems engineers Michael Zink and David Irwin at the University of Massachusetts Amherst recently received a three-year, $390,000 National Science Foundation (NSF) grant to help create a new instrument for the national research community known as a "cloud laboratory"....

Water leads to chemical that gunks up biofuels production

August 21, 2014 4:08 pm | by EurekAlert! | Comments

Trying to understand the chemistry that turns plant material into the same energy-rich gasoline and diesel we put in our vehicles, researchers have discovered that water in the conversion process helps form an impurity which, in turn, slows down key chemical reactions. The study, which was reported online ...

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