While most farmers consider viruses and fungi potential threats to their crops, these microbes can help wild plants adapt to extreme conditions, according to a Penn State virologist. Fuente : http://www.eurekalert.org/pub_releases/2013-02/ps-...

While many people recognize that clean water and air are signs of a healthy ecosystem, most do not realize that a critical part of the environment is right beneath their feet, according to a Penn State hydrologist. Fuente : http://www.eurekalert.org/pub_releases/2013-02/ps-...

DNA preserved in calcified bacteria on the teeth of ancient human skeletons has shed light on the health consequences of the evolving diet and behavior from the Stone Age to the modern day. Fuente : http://www.eurekalert.org/pub_releases/2013-02/uoa...

For most people, the sea is a deep, dark mystery. That is changing, though, as scientists find innovative ways to track the movements of ocean-going creatures. Fuente : http://www.eurekalert.org/pub_releases/2013-02/su-...

As the National Football League braces for lawsuits by 4000 former players alleging the league failed to protect them from the long-term consequences of concussions, game-changing research by a leading Canadian researcher shows damage to the brain can persist for decades after the original head trauma. Fuente :...

Northern communities are in the midst of a period of intense and rapid change brought on by modernization, industrialization and the realities of climate change. From preserving the means to hunt caribou to protecting stocks of arctic char - balancing development with a respect and preservation of traditional means of...

At the Global Institute for Water Security at the University of Saskatchewan, director Howard Wheater and his team use the Saskatchewan River Basin as a large-scale case study to generate the science underpinning the policies and practices governments, consumers and water users need to respond to rapid environmental change....

La probabilidad de que una roca espacial impacte sobre una persona es de tan sólo una entre 174 millones, pero ya ha ocurrido varias veces ||| Fuente : http://esmateria.com/2013/02/16/el-nino-al-que-le-...

The fibrous threads helping mussels stay anchored -- in spite of waves that sometimes pound the shore with a force equivalent to a jet liner flying at 600 miles per hour -- are more prone to snap when ocean temperatures climb higher than normal. Fuente :...

The leading edge of creative, interdisciplinary collaboration in microscopy will be explored in "Innovations in Imaging: Seeing is Believing," Saturday, Feb. 16, 1:30-4:30 PM at the AAAS Annual Meeting in Boston. Fuente : http://www.eurekalert.org/pub_releases/2013-02/mbl...

When it comes to sticking power under wet conditions, marine mussels are hard to beat. Northwestern University's Phillip Messersmith has created new materials that mimic mussel adhesive proteins for three medical applications: sealants for fetal membrane repair, self-setting antibacterial...

University of Illinois psychology professor and Beckman Institute director Art Kramer will present a talk about how physical activity boosts cognition and brain health at the 2013 AAAS meeting. Fuente : http://www.eurekalert.org/pub_releases/2013-02/uoi...

In a world of increasing global connections, predicting the spread of infectious diseases is more complicated than ever. Using network theory and transportation data, Northwestern University's Dirk Brockmann developed a computational model that can generate with high accuracy the origin of an...

Efforts to reduce lead pollution have paid off in many ways, yet the problem persists and will probably continue to affect the health of people and animals well into the future, according to experts speaking at the AAAS meeting in Boston. Fuente :...

Northwestern University's Noshir Contractor is using his network expertise to help women succeed in research. He has examined both the determinants that help women persist in networks and the role of social networks among women who work in the specialized area of gender and sustainability. Using...

"Use it or lose it," says stroke and brain damage researcher Cynthia Thompson, who has played a key role in demonstrating the brain's plasticity. On Feb. 16, she presents her groundbreaking research that offers hope to chronic sufferers of aphasia (a disorder affecting one million Americans)....

Reducing carbon dioxide emissions may not be enough to curb global warming, say Stanford University scientists. The solution could require carbon-negative technologies that actually remove large amounts of CO2 from the atmosphere. Fuente : http://www.eurekalert.org/pub_releases/2013-02/su-...

Hairless skin first evolved in humans as a way to keep cool -- and then turned into a canvas to help them look cool, according to a Penn State anthropologist. Fuente : http://www.eurekalert.org/pub_releases/2013-02/ps-...

In Malawi, the fields are full -- and so are the children. Through research led by Michigan State University, crop yields have increased dramatically. The children of Ekwendi, Malawi, also have gained weight and are taller. These improvements bring smiles to Sieglinde Snapp, MSU ecologist, and...

As people move more often and become more urbanized, skin color -- an adaptation that took hundreds of thousands of years to develop in humans -- may lose some of its evolutionary advantage, according to a Penn State anthropologist. Fuente : http://www.eurekalert.org/pub_releases/2013-02/ps-...

The news sounds grim: Mounting scientific evidence indicates climate change will lead to more frequent and intense extreme weather that affects larger areas and lasts longer. However, we can reduce the risk of weather-related disasters with a variety of measures, according to Stanford scientist...

Just as ice sheets slide slowly and steadily into the ocean, researchers are returning from each trip to the Arctic and Antarctic with more data about climate change, including information that will help improve current models on how climate change will affect life on the earth, according to a Penn...

Researchers today more than ever focus their work on real-world problems, often times making their research relevant to the public locally, regionally and nationally. But engaging the public in their research can be a daunting task for researchers both professionally and personally. Leah Gerber, an...

A smaller version of an instrument now flying on NASA's Van Allen Probes has won a coveted spot aboard an upcoming NASA-sponsored Cubesat mission -- the perfect platform for this pint-size, solid-state telescope. Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/c...

The Hubble Space Telescope has taken an image of a large "flying V" that is actually two distinct objects -- a pair of interacting galaxies known as IC 2184. Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/C...

A space rock a few metres across exploded in Earth's atmosphere above the city of Chelyabinsk, Russia today (Feb. 15, 2013) at about 03:15 GMT. The numerous injuries and significant damage remind us that what happens in space can affect us all. Fuente :...

Preliminary information indicates that a meteor in Chelyabinsk, Russia, is not related to asteroid 2012 DA14, which is flying by Earth safely today. Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/i...

Los recortes del presupuesto ponen en peligro la participación de científicos y empresas españolas en un gran proyecto de la ESA para vigilar amenazas espaciales ||| Fuente : http://esmateria.com/2013/02/15/espana-abandona-el...

El objeto caído sobre los Urales tenía unos 10 metros de diámetro. Los expertos explican que es "totalmente normal" que no lo vieran llegar con la tecnología actual ||| Fuente : http://esmateria.com/2013/02/15/meteoritos-como-el...