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Buscan abatir el uso de fertilizantes en la agricultura y evitar crisis alimentaria

Seeking to avoid the use of fertilizers in agriculture and avoid a food crisis

* El artículo científico sobre el desarrollo de “plantas eficientes” que consumen menos fertilizante fosfatado ,es publicado en la revista Nature Biotechnology.

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Buscan generar una nueva revolución verde a partir de clonación de plantas

Researchers seek to generate a green revolution from cloning plants

* Científicos del Cinvestav encuentran nueva evidencia en la clonación de plantas que abre nueva perspectiva a nivel mundial acerca de la reproducción asexual en plantas

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Mexicanos participan en la secuenciación del Genoma de un Oso Polar

Mexican Researchers participate in sequencing the Genome of a Polar Bear

*En Cinvestav se secuenció y analizó el ADN de un oso de 120 mil años de antigüedad, con lo cual se pudo determinar que esta especie tiene sus orígenes hace 4 o 5 millones de años

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Se requieren más datos para corroborar el descubrimiento del Bosón de Higgs

More data is needed to prove the discovery of Higgs Boson

*Desde hace casi dos décadas investigadores del Cinvestav han estado relacionados con los diversos proyectos que llevaron al anuncio del CERN
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Expertos de la UM pronostican la segunda “zona muerta” más chica en el Golfo de México

U-M forecasters predict second-smallest Gulf of Mexico ´dead zone´

English Version

ANN ARBOR, Michigan.— Como resultado de una primavera sin lluvias en vastas porciones del Medio Oeste se espera que este año la “zona muerta” en el Golfo de México sea la segunda más pequeña registrada, según un pronóstico de la Universidad de Michigan, UM divulgado hoy, jueves.

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Las plantas poseen la capacidad del olfato que les ayuda a defenderse de amenazas

Plants have the capability to smell and this helps to defend themselves from threats

*Investigadores del Cinvestav buscan entender el mecanismo de olfato de las plantas para aprovecharlo en la agricultura en sustitución de alternativas químicas
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Crean maíz resistente a la sequía y a temperaturas extremas

Researchers create corn resistant to drought and extreme temperatures

*Mediante el mejoramiento genético se consiguió un maíz que ahorra más del 30 % de agua y podría potenciar la producción de este grano en el país que actualmente está en el nivel de Africa

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Misterio de las monarcas toma nuevo rumbo

Mystery of monarch migration takes new turn

By Carol Clark

During the fall, hundreds of millions of monarch butterflies living in eastern North America fly up to 1,500 miles to the volcanic forests of Mexico to spend the winter, while monarchs west of the Rocky Mountains fly to the California coast. The phenomenon is both spectacular and mysterious: How do the insects learn these particular routes and why do they stick to them?

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El costo de no invertir en energía renovable podría triplicarse en las próximas décadas

The cost for not investing in renewable energy might have a three fold increase in the following decades

*Si se utilizara el 1% de la radiación solar para producir energía eléctrica sería suficiente para satisfacer la demanda de las próximas décadas

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Necesario estudiar ceniza del Popocatépetl para determinar riesgos y beneficios

It's is necessary to study the ashes of the Popocatepetl to assess the risks and benefits

*El tamaño de la ceniza y su composición determinan los riesgos y beneficios a los que están expuestos las comunidades aledañas

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Estudio de Yale concluye la apatía al cambio climático no está relacionado al conocimiento científico

Yale study concludes public apathy over climate change unrelated to science literacy

By Karen N. Peart

Are members of the public divided about climate change because they don’t understand the science behind it? If Americans knew more basic science and were more proficient in technical reasoning, would public consensus match scientific consensus?

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El costo de los ciclones tropicales

The cost of tropical cyclones

New model finds climate change could expose North America, East Asia and the Caribbean to costly hurricane damage.

Jennifer Chu, MIT News Office

Image: NASA

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Acaso el patrón del clima de la niña lleva a una pandemia de gripe?

Does the La Niña Weather Pattern Lead to Flu Pandemics?

Worldwide pandemics of influenza caused widespread death and illness in 1918, 1957, 1968 and 2009. A new study examining weather patterns around the time of these pandemics finds that each of them was preceded by La Niña conditions in the equatorial Pacific. The study’s authors–Jeffrey Shaman of Columbia University’s Mailman School of Public Health and Marc Lipsitch of the Harvard School of Public Health—note that the La Niña pattern is known to alter the migratory patterns of birds, which are thought to be a primary reservoir of human influenza. The scientists theorize that altered migration patterns promote the development of dangerous new strains of influenza.

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El cambio climático culpable por árboles muertos en Africa

Climate change blamed for dead trees in Africa

By Sarah Yang

Trees are dying in the Sahel, a region in Africa south of the Sahara Desert, and human-caused climate change is to blame, according to a new study led by a scientist at the University of California, Berkeley.

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De acuerdo a investigadores de la Universidad de Florida, el cambio climático puede ocurrir más rápido de lo esperado

UF researcher: Climate change may happen more quickly than expected

GAINESVILLE, Fla. — As global temperatures continue to rise at an accelerated rate due to deforestation and the burning of fossil fuels, natural stores of carbon in the Arctic are cause for serious concern, researchers say.

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Piensa globalmente, actúa localmente, también aplica a la extinción.

‘Think globally, act locally’ also applies to extinction

Study finds considerable regional variation in the impacts of extinction on biodiversity.

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Astrónomos lidereados por Caltech descubren una gran reserva de agua muy distante

Caltech-Led Astronomers Discover the Largest and Most Distant Reservoir of Water Yet

PASADENA, Calif.—Water really is everywhere. Two teams of astronomers, each led by scientists at the California Institute of Technology (Caltech), have discovered the largest and farthest reservoir of water ever detected in the universe. Looking from a distance of 30 billion trillion miles away into a quasar—one of the brightest and most violent objects in the cosmos—the researchers have found a mass of water vapor that's at least 140 trillion times that of all the water in the world's oceans combined, and 100,000 times more massive than the sun.

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Reporte: El gas natural puede jugar un papel mayor en la reducción del efecto invernadero

Report: Natural gas can play major role in greenhouse gas reduction

The cleanest of fossil fuels, it is far more abundant than previously thought and can have significant impact at little cost, MIT study finds.
David L. Chandler, MIT News Office
Graphic: Christine Daniloff

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La energía solar se torna viral

Solar power goes viral

MIT researchers use genetically modified virus to produce structures that improve solar-cell efficiency by nearly one-third.

In this diagram, the M13 virus consists of a strand of DNA (the figure-8 coil on the right) attached to a bundle of proteins called peptides — the virus coat proteins (the corkscrew shapes in the center) which attach to the carbon nanotubes (gray cylinders) and hold them in place. A coating of titanium dioxide (yellow spheres) attached to dye molecules (pink spheres) surrounds the bundle. More of the viruses with their coatings are scattered across the background.
Image: Matt Klug, Biomolecular Materials Group

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Convirtiendo a las bacterias en fabricas de biocombustibles

Turning bacteria into butanol biofuel factories

By Robert Sanders

University of California, Berkeley, chemists have engineered bacteria to churn out a gasoline-like biofuel at about 10 times the rate of competing microbes, a breakthrough that could soon provide an affordable and “green” transportation fuel.

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