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Santa's workshop not flooded -- but lots of melting in the Arctic - 30/07/2013

Widespread media reports of a lake at the North Pole don't hold water -- but scientists who deployed the monitoring buoys are watching closely as Arctic sea ice approaches its yearly minimum. Fuente : http://www.eurekalert.org/pub_releases/2013-07/uow...

Simulations aiding study of earthquake dampers for structures - 30/07/2013

Researchers have demonstrated the reliability and efficiency of "real-time hybrid simulation" for testing a type of powerful damping system that might be installed in buildings and bridges to reduce structural damage and injuries during earthquakes. Fuente : http://www.eurekalert.org/pub_releases/2013-07/pu-...

Planetary 'runaway greenhouse' more easily triggered, research shows - 30/07/2013

It might be easier than previously thought for a planet to overheat into the scorchingly uninhabitable "runaway greenhouse" stage, according to new research by astronomers at the University of Washington and the University of Victoria published July 28 in the journal Nature Geoscience. Fuente :...

Learning from a virus: Keeping genes under wraps - 30/07/2013

By studying how the human cytomegalovirus, or CMV, packages its genetic material during infection, an international collaboration of researchers has identified potential inroads for new therapies that could one day prevent birth defects and save transplant patients from virus-caused complications. UA researcher Felicia Goodrum...

NASA sees little rainfall in Tropical Depression Flossie - 30/07/2013

Tropical Storm Flossie weakened as it interacted with the Hawaiian Islands and became a depression. NASA's TRMM satellite saw mostly light rain and one isolated area of heavy rainfall within the storm after it weakened. All watches and warnings were dropped for the Hawaiian Islands on July 30. Fuente :...

Satellite shows ex-Tropical Storm Dorian's remnants elongated - 30/07/2013

Former Tropical Storm Dorian has been hanging around the Caribbean Sea for a couple of days, and appears stretched out on satellite imagery. Fuente : http://www.eurekalert.org/pub_releases/2013-07/nsf...

Printing silver onto fibers could pave the way for flexible, wearable electronics - 30/07/2013

A new technique for depositing silver onto clothing fibers could open up huge opportunities in wearable electronics. Fuente : http://www.eurekalert.org/pub_releases/2013-07/npl...

A NASA infrared baby picture of Tropical Depression 7E - 30/07/2013

Tropical Depression 7E formed in the Eastern Pacific Ocean during the morning of July 30, and a NASA satellite was overhead to get an infrared baby picture. NASA's Aqua satellite passed over the depression and saw strong, but fragmented thunderstorms around the center. Fuente :...

Monogamy evolved as a mating strategy: New research indicates that social monogamy evolved as a result of competition - 29/07/2013

Social monogamy, where one breeding female and one breeding male are closely associated with each other over several breeding seasons, appears to have evolved as a mating strategy, new research reveals. It was previously suspected that social monogamy resulted from a need for extra parental care by...

Computer scientists develop 'mathematical jigsaw puzzles' to encrypt software - 29/07/2013

Computer science experts have designed a system to encrypt software so that it only allows someone to use a program as intended while preventing any deciphering of the code behind it. This is known in computer science as "software obfuscation," and it is the first time it has been accomplished....

Hot flashes? Thank evolution - 29/07/2013

A study of mortality and fertility patterns among seven species of wild apes and monkeys and their relatives, compared with similar data from hunter-gatherer humans, shows that menopause sets humans apart from other primates. Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/9...

Human cells respond in healthy, unhealthy ways to different kinds of happiness - 29/07/2013

Human bodies recognize at the molecular level that not all happiness is created equal, responding in ways that can help or hinder physical health, according to new research. Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/c...

NASA's Chandra sees eclipsing planet in X-rays for first time - 29/07/2013

For the first time since exoplanets, or planets around stars other than the sun, were discovered almost 20 years ago, X-ray observations have detected an exoplanet passing in front of its parent star. An advantageous alignment of a planet and its parent star in the system HD 189733, which is 63...

Mini-monsters of the forest floor - 29/07/2013

A biologist has identified 33 new species of predatory ants in Central America and the Caribbean, and named about a third of the tiny but monstrous-looking insects after ancient Mayan lords and demons. Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/k...

Natural affinities -- unrecognized until now -- may have set stage for life to ignite - 29/07/2013

The chemical components crucial to the start of life on Earth may have primed and protected each other in never-before-realized ways, according to new research. It could mean a simpler scenario for how that first spark of life came about on the planet. Fuente :...

Pulsating star sheds light on exoplanet - 29/07/2013

Astronomers have devised a way to measure the internal properties of stars —- a method that offers more accurate assessments of their orbiting planets. Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/X...

Evolution of monogamy in humans the result of infanticide risk, new study suggests - 29/07/2013

The threat of infants being killed by unrelated males is the key driver of monogamy in humans and other primates, a new study suggests. Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/k...

Los incas sacrificaban a sus niños como estrategia militar - 29/07/2013

Los restos de alcohol y de coca en tres niños asesinados hace 500 años en un volcán argentino sugieren prácticas brutales para inspirar miedo en los pueblos conquistados por los incas ||| Fuente : http://feedproxy.google.com/~r/materia/noticias/~3...

Hope for tigers lives in Sumatra - 29/07/2013

Recent findings from a camera trap survey in Sumatra, Indonesia, have uncovered a burgeoning tiger stronghold on an island that typically makes headlines for its rampant loss of forests and wildlife. Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/d...

Desarrollan instrumento para apreciar música de manera tridimensional - 29/07/2013

Fuente : http://www.alphagalileo.org/ViewItem.aspx?ItemId=1...

Head Hits Can Be Reduced in Youth Football; Study Shows Limiting Contact in Practice Makes Difference - 29/07/2013

Fuente : http://www.alphagalileo.org/ViewItem.aspx?ItemId=1...

Cells move as concentration shifts - 29/07/2013

Fuente : http://www.alphagalileo.org/ViewItem.aspx?ItemId=1...

X chromosomes: Undoing a hairpin doubles gene activity - 29/07/2013

Fuente : http://www.alphagalileo.org/ViewItem.aspx?ItemId=1...

Nuevo asteroide que quiere ser cometa - 29/07/2013

Investigadores del Instituto de Astrofísica de Andalucía (CSIC) y el Instituto de Astrofísica de Canarias describen en The Astrophysical Journal Letters las características de uno de los pocos asteroides ‘activados’ conocidos: P/2012 T1 (PANSTARRS). Este raro tipo de asteroides se caracteriza por...

Borneo's orangutans are coming down from the trees - 29/07/2013

Orangutans might be the king of the swingers, but primatologists in Borneo have found that the great apes spend a surprising amount of time walking on the ground. The research found that it is common for orangutans to come down from the trees to forage or to travel, a discovery which may have...

Higher cancer incidences found in regions near refineries and plants that release benzene - 29/07/2013

The incidence of a particular type of blood cancer is significantly higher in regions near facilities that release the chemical benzene into the environment. Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/e...

Living longer, living healthier: People are remaining healthier later in life - 29/07/2013

Based on data collected between 1991 and 2009 from almost 90,000 individuals who responded to the Medicare Current Beneficiary Survey, scientists say that, even as life expectancy has increased over the past two decades, people have become increasingly healthier later in life. Fuente :...

Intent to harm: Willful acts seem more damaging - 29/07/2013

How harmful we perceive an act to be depends on whether we see the act as intentional, reveals new research. Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/n...

Tuna and floating objects: Mysterious links - 29/07/2013

More than 2 000 years ago, Roman fishermen already used the natural propensity of some species of fish to gather under floating objects, to enhance their catches in the Mediterranean. Today, numerous industrial and artisanal tuna fisheries around the world exploit this "aggregating phenomenon."...
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