Un grupo de investigadores de la Universidad Carlos III de Madrid (UC3M) ha analizado los primeros meses de funcionamiento de la red social Google+ para estudiar su popularidad y comparar esta plataforma con otras como Facebook o Twitter. La conclusión del estudio es que Google+ capta muchos...

La sala de conferencias del director general de la Organización Mundial del Comercio (OMC), más conocida como la Sala Verde, fue por años el centro de poder en la sede del organismo en Ginebra, donde un puñado de delegados se reunían para tratar temas importantes. El poderoso cuarteto tradicional, integrado por Estados Unidos,...

Investigadores de la Universidad Politécnica de Madrid (UPM), en colaboración con la empresa española Gilatech, han diseñado, desarrollado y  patentado un brazo robótico para el guiado preciso de la inserción de agujas, catéteres y elementos quirúrgicos en procedimientos de cirugía mínimamente invasiva. Está pensado para...

Der Mars ist eine einzige gigantische Gaspumpe. Sein Boden gibt in warmen Regionen Kohlendioxid und andere flüchtige Stoffe in die Atmosphäre ab und saugt sie in schattigen Gegenden wieder ein. Kein anderer Planet im Sonnensystem kann das. Diesen bislang unbekannten Mechanismus konnten...

Wenn Säuglinge mit einem Herzfehler geboren werden, kann sich das langfristig auf ihre Hirnentwicklung auswirken. So weisen Jugendliche viele Jahre nach der Operation am Herzen ein kleineres Hirnvolumen auf als Gleichaltrige. Sie haben zudem häufiger Lernprobleme oder motorische Schwierigkeiten,...

Babies born with a congenital heart defect may face long-term neurodevelopmental impairments. Researchers from the Children’s Hospital Zurich revealed that adolescents may exhibit a smaller brain volume many years after cardiac surgery compared to their peers. Moreover, they are also more likely to...

Le psychologue David Sander est un spécialiste des émotions et de leurs effets sur les fonctions cognitives. Ses recherches se situent au carrefour de différentes disciplines. Pour ses travaux, ce chercheur se voit décerner le Prix Latsis national 2013. Le texte et les photos de ce communiqué de...

Desde este año se permite incluir hasta un 10% de semillas de chía en el pan, los cereales del desayuno y las bolsas de frutos secos que se comercializan en la Unión Europea. Los granos de esta hierba, que desde hace siglos consumen los pueblos centroamericanos, son ricos en omega-3, fibra,...

Genetic adaptation helps avoid extinction Fuente : http://www.alphagalileo.org/ViewItem.aspx?ItemId=1...

A unique system that merges the virtual and real worlds to train Sailors for combat scenarios was unveiled Dec. 2 in Orlando. Fuente : http://www.eurekalert.org/pub_releases/2013-12/oon...

After several days of continued observations, scientists continue to work to determine and to understand the fate of Comet ISON: There's no doubt that the comet shrank in size considerably as it rounded the sun and there's no doubt that something made it out on the other side to shoot back into...

Obesity is associated with a worse prostate cancer prognosis among men whose tumors contain a specific genetic mutation. Fuente : http://www.eurekalert.org/pub_releases/2013-12/hso...

NASA's Hurricane and Severe Storms Sentinel airborne mission known as HS3 wrapped up for the 2013 Atlantic Ocean hurricane season at the end of Sept., and had several highlights. HS3 will return to NASA's Wallops Flight Facility in Wallops Island, Va., for the 2014 Atlantic hurricane season. Fuente...

A biologist in Syracuse University's College of Arts and Sciences has developed a system of techniques for tracking ships and monitoring underwater noise levels in a protected marine mammal habitat. The techniques are the subject of a groundbreaking article in Marine Pollution Bulletin, focusing on...

A study comparing the efficacy and tolerability of two popular osteoporosis drugs, denosumab and zoledronic acid, found that denosumab had a significantly greater effect on increasing spine bone mineral density and zoledronic acid caused more flulike symptoms. Fuente : http://www.eurekalert.org/pub_releases/2013-12/luh...

Movements so minute they cannot be detected by the human eye are being analyzed by researchers to diagnose autism spectrum disorder and determine its severity in children and young adults. Fuente : http://www.eurekalert.org/pub_releases/2013-12/iu-...

Vitamin D decreases pain in women with type 2 diabetes and depression, according to a study conducted at Loyola University Chicago. Fuente : http://www.eurekalert.org/pub_releases/2013-12/luh...

The bedrock hidden beneath the thick ice sheets covering Greenland and Antarctica has intrigued researchers for years. Scientists are interested in how the shape of this hidden terrain affects how ice moves -- a key factor in making predictions about the future of these massive ice reservoirs and their contribution to sea level...

A team of Danish investigators has shown how to identify pathogens faster, directly from clinical samples. The research, published online ahead of print in the Journal of Clinical Microbiology appears in the journal's Jan. 2014 issue. Fuente : http://www.eurekalert.org/pub_releases/2013-12/asf...

Using a special type of magnetic resonance imaging, researchers have found that soldiers who suffered mild traumatic brain injury induced by blast exposure exhibit long-term brain differences, according to a new study. Fuente : http://www.eurekalert.org/pub_releases/2013-12/rso...

Healthy adults who consumed energy drinks high in caffeine and taurine had significantly increased heart contraction rates one hour later, according to a new study. Fuente : http://www.eurekalert.org/pub_releases/2013-12/rso...

Ultrasound-guided delivery of platelet-rich plasma (PRP) improves functionality and reduces recovery time in athletes with degenerative disease in their tendons, according to a new study. Fuente : http://www.eurekalert.org/pub_releases/2013-12/rso...

Magnetic resonance imaging provides a noninvasive way to measure iron levels in the brains of people with attention deficit hyperactivity disorder, according to a new study. Researchers said the method could help physicians and parents make better informed decisions about medication. Fuente :...

Using a novel stroke rehabilitation device that converts an individual's thoughts to electrical impulses to move upper extremities, stroke patients reported improvements in their motor function and ability to perform activities of daily living. Fuente :...

To be published online Monday, Dec. 2, a special issue of the Journal of the American College of Radiology addresses imaging-based screening and radiology's increasing role in preventive medicine. Topics covered include breast density legislation, digital breast tomosynthesis (or 3-D mammography),...

Parents, let your children get messy in the high chair. They learn better that way. That's according to a new study from the University of Iowa, which concludes that a 16-month-old's setting and degree of interaction enhances his or her ability to identify nonsolid objects and name them. Results...

An editorial by Harry P. Selker, M.D., MS.P.H., William H. Frist, M.D., and Stuart Altman, Ph.D., published in the Nov. 27 issue of Science Translational Medicine says the Patient Protection and Affordable Care Act is an example of the role of experimentation in improving health at the public...

Exposure to air pollution appears to increase the risk for autism among people who carry a genetic disposition for the neurodevelopmental disorder, according to newly published research led by scientists at the Keck School of Medicine of the University of Southern California. Fuente :...

Looking back on a nation's past can prompt action that leads to a greener future, according to new research published in Psychological Science, a journal of the Association for Psychological Science. The research, conducted by NYU Stern researcher Hal Hershfield and colleagues H. Min Bang and Elke...