A complex interaction between lava and water, rather than a fight between mythical troll-beasts of lore, is responsible for the occurrence of rare terrestrial basalt pillars. Fuente : http://www.eurekalert.org/pub_releases/2014-02/agi...

Biochemists found a protein that is suspected as a potential tumor suppressor and found how it could block the production of the material used as scaffolding during cell division. Fuente : http://www.eurekalert.org/pub_releases/2014-02/byu...

Researchers from Virginia Commonwealth University Massey Cancer Center have discovered a new signaling pathway in sterile inflammation that could impact the treatment of diseases such as cancer, multiple sclerosis and rheumatoid arthritis. Their findings offer insight into the role that activation...

There is a growing need for Cognitive Rehabilitation Therapy due to the huge influx of soldiers returning from war zones with brain injuries, athletes with sports-related head injuries, and the growing population with age-related cognitive decline. This special collection of articles in...

While the origin of life remains mysterious, scientists are finding more and more evidence that material created in space and delivered to Earth by comet and meteor impacts could have given a boost to the start of life. Some meteorites supply molecules that can be used as building blocks to make...

Researchers from Brigham and Women's Hospital have found that exposure to short wavelength, or blue light, during the biological day directly and immediately improves alertness and performance. Fuente : http://www.eurekalert.org/pub_releases/2014-02/baw...

New insights into how the cells in our bodies divide could improve our knowledge of a condition linked to cancer, a study suggests. Fuente : http://www.eurekalert.org/pub_releases/2014-02/uoe...

Black children are twice as likely as white children to be readmitted to the hospital for asthma -- a disparity due in large part to a greater burden of financial and social hardships, according to a new study. Fuente : http://www.eurekalert.org/pub_releases/2014-02/cch...

A new study may alleviate concerns that the human papillomavirus vaccine leads to either the initiation of sex or unsafe sexual behaviors among teenage girls and young women. The Cincinnati Children's Hospital Medical Center study shows that teen girls' and young women's beliefs regarding the human...

The February issue of the Journal of the American College of Radiology focuses on a variety of issues relating to clinical practice, practice management, health services and policy, and radiology education and training. Fuente : http://www.eurekalert.org/pub_releases/2014-02/aco...

In one of the first studies to show a significant association between BPA and cancer development, University of Michigan School of Public Health researchers have found liver tumors in mice exposed to the chemical via their mothers during gestation and nursing. Fuente :...

Almost everyone loses weight on weekdays and gains weight on weekends. What separates the slim from the heavy isn't how much more they gain on weekends. It's how much they lose during the weekdays. In this study, Dr. Brian Wansink from Cornell University, in collaboration with researchers from the...

Single-sex education does not educate girls and boys any better than coed schools, according to research published by the American Psychological Association analyzing 184 studies of more than 1.6 million students from around the world. The findings are published online Feb. 3 in the APA journal...

Using a novel method, researchers present new findings on the association between the rise in obesity and the increase in fast-food consumption over a 10-year period in affluent countries. It shows how important public policies are for addressing the epidemic of obesity. Fuente :...

Researchers have identified a protein critical to hematopoietic stem cell function and blood formation. The finding has potential as a new target for treating leukemia because cancer stem cells rely upon the same protein to regulate and sustain their growth. Fuente :...

Various regions of the brain often work independently. But what happens when two regions must cooperate to accomplish a task? What mechanism allows them to communicate in order to cooperate, yet avoid interfering with one another when they work alone? Scientists reveal a previously unknown process...

Watch out, infection. Researchers have crated a probe that can identify staph bacteria before symptoms appear. The probe is noninvasive and is expected to be cheaper and faster than current diagnostic techniques. Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/f...

Immune cells undergo 'spontaneous' changes on a daily basis that could lead to cancers if not for the diligent surveillance of our immune system, scientists have found. Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/l...

Scientists have identified, for the first time, a way in which the decreased functional connectivity seen in the brain of many people with autism can come about: it can be caused by cells called microglia failing to trim connections between neurons, researchers demonstrate in a study published....

El archivo del caso de la esterilización forzada de más de 2.000 mujeres en Perú durante el régimen de Alberto Fujimori representó un sorpresivo cambio del fiscal encargado. ¿Qué pasó? Esta investigación de IPS confirma que las vías jurídicas no están agotadas. El fiscal Marco Guzmán Baca emitió el...

Can naturally occurring processes selectively buffer the full brunt of global warming caused by greenhouse gas emissions resulting from human activities? Yes, says a group of researchers in a new study. Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/r...

Jerusalem, February 2, 2014 – Can naturally occurring processes selectively buffer the full brunt of global warming caused by greenhouse gas emissions resulting from human activities? Yes, find researchers from the Hebrew University of Jerusalem, Johns Hopkins University in the US and NASA’s...

La Galaxia Remolino, también conocida como M51 o NGC 5194, es uno de los ejemplos más espectaculares de una galaxia espiral. Alberga más de cien mil millones de estrellas y está en proceso de fusionarse con su galaxia acompañante NGC 5195, de menor tamaño.Esta galaxia se encuentra a unos 30......

Hasta ahora no se había conseguido alterar la acción de genes concretos en embriones de primates. Por primera vez, un equipo de investigadores chinos lo ha conseguido utilizando una técnica que actúa en los fragmentos de ADN elegidos.El procedimiento para editar a voluntad el ADN se llama...

Research indicates that stress and burnout are pervasive problems among employees, with teachers being especially vulnerable to frequent job stress. Burnout -- a syndrome of emotional exhaustion, depersonalization, and job dissatisfaction -- has been found to contribute to lower teacher classroom performance, higher...

A new study from South Africa shows that the biodiversity of insects and related arthropods in genetically modified crop fields is essentially the same as that among conventional crops. Fuente : http://www.eurekalert.org/pub_releases/2014-02/eso...

Using a novel method, this study presents new findings on the association between the rise in obesity and the increase in fast-food consumption over a 10-year period in affluent countries. It shows how important public policies are for addressing the epidemic of obesity. Fuente :...

Vitamin C and E supplements may blunt the improvement of muscular endurance - by disrupting cellular adaptions in exercised muscles - suggests a new study published today [3 February] in The Journal of Physiology. Fuente : http://www.eurekalert.org/pub_releases/2014-02/w-v...

Watch out, infection. University of Iowa researchers have crated a probe that can identify staph bacteria before symptoms appear. The probe is noninvasive and is expected to be cheaper and faster than current diagnostic techniques. Results published in the journal Nature Medicine. Fuente :...