What is the link between erectile dysfunction and heart disease? New Rochelle, NY, December 6, 2013—Erectile dysfunction (ED) is caused by the inability of the artery that supplies blood to the penis to expand and contract properly. The ...

Coal yields plenty of graphene quantum dots Rice U. scientists find simple method for producing dots in bulk from coal, coke HOUSTON – (Dec. 6, 2013) – The prospect of turning coal into fluorescent particles may sound too good to be true, but the possibility exists, thanks ...

Graphene: Growing giants Huge grains of copper promote better graphene growth WASHINGTON D.C. Dec. 6, 2013 -- To technology insiders, graphene is a certified big deal. The one-atom thick carbon-based material elicits rhapsodic descriptions as the strongest, ...

1 percent of the population is responsible for 63 percent of violent crime convictions The majority of all violent crime in Sweden is committed by a small number of people. They are almost all male (92%) who early in life develops violent criminality, substance abuse ...

Frequent cell phone use linked to anxiety, lower grades and reduced happiness in students Today, smartphones are central to college students' lives, keeping them constantly connected with friends, family and the Internet. Students' cell phones are rarely out of reach ...

Taking probiotics in pregnancy or giving them to infants doesn't prevent asthma Taking probiotics has health benefits but preventing childhood asthma isn't one of them, shows newly published research led by medical scientists at the ...

Counting the cost of infertility treatment From drug therapy to IVF, out-of pocket costs can range from $900 to $19,000 per treatment cycle, report researchers in The Journal of Urology® New York, NY, December 6, 2013 – Although the demand for infertility treatment ...

Penn researcher traces the history of the American urban squirrel Until recently, Etienne Benson, an assistant professor in the University of Pennsylvania's Department of History and Sociology of Science, has trained his academic eye on the history of ...

At AGU: Shale sequestration, water for energy & soil microbes PNNL shares research at world's largest geophysical science meeting SAN FRANCISCO – Scientists from the Department of Energy's Pacific Northwest National Laboratory will present a variety ...

TSRI scientists: Emerging bird flu strain is still poorly adapted for infecting humans LA JOLLA, CA—December 5, 2013—Avian influenza virus H7N9, which killed several dozen people in China earlier this year, has not yet acquired the changes needed to infect humans ...

Single microRNA powers motor activity Findings have implications for treating severe treatment-refractory epilepsy, says Mount Sinai researcher New research from the Icahn School of Medicine at Mount Sinai shows that microRNA-128 ...

Slippery fault unleashed destructive Tohoku-Oki earthquake and tsunami First measurement of friction during an earthquake yields surprisingly low value For the first time, scientists have measured the frictional heat produced by the fault slip during ...

Malignant cells adopt a different pathway for genome duplication Researchers at the University of Geneva, Switzerland, discover how tumour cells solve the problems linked to the replication of their unstable DNA Genomes must be replicated in two copies ...

Resistant against the flu A genetic defect protects mice from infection with Influenza viruses This news release is available in German. A new study published in the scientific journal PLOS Pathogens points out that mice lacking ...

HIV can infect transplanted kidneys in HIV-positive recipients with undetectable virus Findings help explain why HIV is a common cause of kidney failure Washington, DC (December 5, 2013) — HIV can infect transplanted kidneys in HIV-positive recipients even in the absence ...

Brain cancer cells hide while drugs seek Tumor cells temporarily lose mutation to evade drugs targeting mutation A team of scientists, led by principal investigator Paul S. Mischel, MD, a member of the Ludwig Institute for Cancer Research and professor ...

Acute kidney injury may be more deadly than heart attacks Improved prevention and therapy urgently needed Washington, DC (December 5, 2013) — Acute kidney injury, a condition that is common but often asymptomatic, may be more deadly than a heart attack, according to a ...

Deep-sea study reveals cause of 2011 tsunami Drilling in Japan Trench by international scientific team finds unusually thin, slippery geological fault The devastating tsunami that struck Japan's Tohoku region in March 2011 was touched off by a submarine ...

Cancer's game of hide-and-seek Researchers describe a novel mechanism by which glioblastoma tumors resist targeted therapies December 5, 2013, New York, NY– A Ludwig Cancer Research study has uncovered an entirely novel mechanism by which glioblastoma ...

Scientists calculate friction of Japan's 9.0 earthquake in 2011 CORVALLIS, Ore. – An international team of scientists that installed a borehole temperature observatory following the 2011 Tohoku-Oki earthquake in Japan has been able to measure the "frictional ...

Cancer mutation likely trigger of scleroderma Findings could reshape research on cancer origins and treatment of other autoimmune diseases Johns Hopkins scientists have found evidence that cancer triggers the autoimmune disease scleroderma, which causes thickening and ...

PUBLIC RELEASE DATE: 5-Dec-2013 [ | E-mail ] var addthis_pub="eurekalert"; var addthis_options = "favorites, delicious, digg, facebook, twitter, google, newsvine, reddit, slashdot, stumbleupon, buzz, more" Share Contact: Jemilah Magnusson jemilah.magnusson@itdp.org 646-380-2357 Dan Klotz dklotz@burnesscommunications.com 301-280-5756 Burness Communications 7 world-class cities riding tall in bike-share boom, solving 'the last mile' without cars ITDP issues first-ever planning guide to shape the next wave of bike-share systems; More than 400 ...

Feeding by tourists compromises health of already-endangered iguanas, study finds Feeding wildlife is an increasingly common tourist activity, but a new study published online today by the journal Conservation Physiology shows that already-imperilled iguanas ...

Eating healthy vs. unhealthy diet costs about $1.50 more per day Meta-analysis pinpoints the price difference of consuming a healthy diet, which could be burden for low-income families but is trivial compared with health costs of eating an unhealthy diet Boston, ...

JILA team develops 'spinning trap' to measure electron roundness BOULDER, Colo. — JILA researchers have developed a method of spinning electric and magnetic fields around trapped molecular ions to measure whether the ions' tiny electrons are truly ...