Despite being of a healthier weight, lean patients with nonalcoholic fatty liver disease (NAFLD) have a higher overall mortality rate than patients with NAFLD who are overweight or obese, according to new research. Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/_...

Investigadores británicos diseñaron unas diminutas gafas para estudiar a fondo la visión de este insecto, el único invertebrado que puede ver en tres dimensiones. Fuente : http://www.ctys.com.ar/index.php?idPage=20&idA...

Investigadores británicos diseñaron unas diminutas gafas para estudiar a fondo la visión de este insecto, el único invertebrado que puede ver en tres dimensiones. Fuente : http://www.ctys.com.ar/index.php?idPage=20&idA...

Researchers are the first to develop a solar cell with good efficiency that uses tin instead of lead perovskite as the harvester of light. The low-cost, environmentally friendly solar cell can be made easily using 'bench' chemistry -- no fancy equipment or hazardous materials. Perovskite solar...

New research shows the first detailed look at global land surface warming trends over the last 100 years, illustrating precisely when and where different areas of the world started to warm up or cool down. Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/Z...

Scientists have shown that a protein they previously demonstrated can make the failing hearts in aging mice appear more like those of young health mice, similarly improves brain and skeletal muscle function in aging mice. In two separate articles scientists report that injections of a protein known...

A new discovery in the study of how lava dome volcanoes erupt may help in the development of methods to predict how a volcanic eruption will behave, say scientists. Volcanologists have discovered that a process called frictional melting plays a role in determining how a volcano will erupt, by...

An interdisciplinary team of scientists from KU Leuven in Belgium has developed a new technique to examine how proteins interact with each other at the level of a single HIV viral particle. The technique allows scientists to study the life-threatening virus in detail and makes screening potential...

Jerusalem, May 4, 2014 -- The capacity to reprogram adult patient cells into pluripotent, embryonic-like, stem cells by nuclear transfer has been reported as a breakthrough by scientists from the US and the Hebrew University of Jerusalem. Fuente :...

An oral capsule that vibrates as it moves through the digestive tract has shown notable promise as a non-pharmacological treatment for constipation, according to new research. The capsule, which houses a small engine inside, is programmed to begin vibrating six to eight hours after swallowing. The...

La decisión de la Unión Europea (UE) de relanzar sus relaciones con Cuba da muestras de un pragmatismo que deja aún más expuesta la política de embargo y aislamiento de Estados Unidas hacia este país caribeño. Al término de una reunión de dos días el miércoles 30, representantes del bloque...

Two recent studies examined physicians' perceptions and knowledge of diversion of stimulant medications for Attention Deficit Hyperactivity Disorder as well as practices physicians use to prevent diversion among their patients prescribed these medications. Fuente :...

A recent study examined infants 0-3 years old that used touch-screen devices to determine if their use was of any educational benefit to infants and toddlers. The study showed that children who played non-educational games using touch-screen devices had lower verbal scores upon testing. Fuente :...

Women who smoke during pregnancy may be putting their newborns at risk for congenital heart defects, and the more they smoke, the higher the risk, according to a new study. Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/P...

Higher rates of binge drinking by lesbian and gay adolescents compared to their heterosexual peers may be due to chronic stress caused by difficult social situations, according to a new study. Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/u...

The latest digest of upcoming space and astronomy news events, from the RAS. This month includes the launch of the latest crewed mission to the International Space Station, the possibility of a brand new meteor shower and specialist meetings on studying earthquakes from space and on a new technique...

Observations of insects and their feeding marks on leaves in modern forests confirm indications from fossil leaf deposits that the diversity of chewing damage relates directly to diversity of the insect population that created it, according to scientists. Fuente :...

Doctors at the World Congress on the Menopause in Cancun, Mexico, have called for any decision to participate in mammography to be a based on an informed choice and consideration of all factors, rather than just be an automatic process. Fuente : http://www.alphagalileo.org/ViewItem.aspx?ItemId=1...

¿Qué objetivos tendrán prioridad en la Agenda de Desarrollo Post 2015 de la ONU? ¿Cuáles merecen más fondos? ¿Y qué metas ayudarán a una mayor cantidad de personas? Estas son las preguntas que intenta responder el Centro de Consenso de Copenhague (CCC), una organización de investigación que analiza...

Es hora de diseñar nuevos principios económicos y políticos para responder a la crisis de sostenibilidad, señala la última edición del informe del ambientalista Instituto Worldwatch de Estados Unidos. La comunidad internacional demoró demasiado en reaccionar ante la rapidez de la degradación...

A new study has revealed that oldest children are the most ambitious, especially girls, and a wider gap between siblings increases the chances of children achieving higher levels of qualifications. Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/g...

Researchers have shown that when doping a semiconductor to alter its electrical properties, equally important as the amount of dopant is how the dopant is distributed on the surface and throughout the material. Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/j...

Researchers discovered several possibly threatened new species of ensign wasps from Sub-Saharan Africa -- the first known insects to exhibit transverse folding of the fore wing. The scientists made this discovery, in part, using a technique they developed that provides broadly accessible anatomy...

Las heridas de bala se redujeron a la mitad en el barrio de Harlem, en la ciudad estadounidense de Nueva York, gracias al trabajo preventivo de Operación SNUG, una organización que aplica una estrategia epidemiológica contra el delito, para contenerlo y erradicarlo como si fuera un virus. Son las...

A new study reports that sleep efficiency, a ratio of time asleep to time spent in bed, is predictive of survival time for women with advanced breast cancer. According to the authors, this is the first study to demonstrate the long-term detrimental effects of objectively quantified sleep on...

Architects from the University of Sheffield will put forward their solution to the current housing crisis at a cross-parliamentary event later this month (13 May 2014). Fuente : http://www.alphagalileo.org/ViewItem.aspx?ItemId=1...

A research team led by Professor Jennifer Potts, a British Heart Foundation Senior Research Fellow in York’s Department of Biology, studied how Staphylococcus aureus, which can cause life-threatening human infections, attach to two proteins fibronectin and fibrinogen found in human blood. Fuente :...

Incluso en las zonas más profundas del océano se pueden encontrar botellas, bolsas de plástico, redes de pesca y otros materiales de origen humano, según alerta un artículo publicado en la revista PLOS ONE en el que han participado expertos del Grupo de Investigación Consolidado (GRC) de...

A new paper published on the journal PLOS ONE alerts that even in the deepest ocean depths you can find bottles, plastic bags, fishing nets and other types of human litter. Experts from the Consolidated Research Group on Marine Geosciences of the University of Barcelona (UB), led by Professor...