Agregador de novas

Slick idea proposed to stretch water supplies

Nature - fai 2 horas 26 min

In drought-ridden US, water managers consider using a coating one molecule thick to reduce evaporation from reservoirs.

Nature News doi: 10.1038/nature.2015.17012

Categorías: Ciencia

NIH invests US$41.5 million in placenta research

Nature - fai 2 horas 26 min

US agency launches project aimed at monitoring organ in real time.

Nature News doi: 10.1038/nature.2015.17017

Categorías: Ciencia

Fukushima data show rise and fall in food radioactivity

Nature - fai 5 horas 32 min

Giant database captures fluctuating radioactivity levels in vegetables, fruit, meat and tea.

Nature News doi: 10.1038/nature.2015.17016

Categorías: Ciencia

La vida en la Tierra ya existía hace 3,2 mil millones de años

Investigación y Ciencia - fai 23 horas 39 min

Organismos unicelulares se alimentaban del nitrógeno atmosférico cuando nuestro planeta tenía tan solo unos 1,3 mil millones años.

Categorías: Ciencia

Therapeutic cancer vaccine survives biotech bust

Nature - Xov, 02/26/2015 - 20:29

Pharmaceutical company rescues landmark prostate-cancer treatment, Provenge.

Nature News doi: 10.1038/nature.2015.16990

Categorías: Ciencia

Tropical forest losses outpace UN estimates

Nature - Xov, 02/26/2015 - 20:29

Satellite data suggest that forest loss accelerated in the past 20 years, contradicting the United Nations' reports that it decreased.

Nature News doi: 10.1038/nature.2015.17009

Categorías: Ciencia

Ancient DNA reveals how wheat came to prehistoric Britain

Nature - Xov, 02/26/2015 - 20:29

Finding suggests trade between British hunter-gatherers and European farmers.

Nature News doi: 10.1038/nature.2015.17010

Categorías: Ciencia

Adaptación del corazón al frío

Investigación y Ciencia - Xov, 02/26/2015 - 00:00

Cómo evita el atún el paro cardíaco ante los cambios bruscos de temperatura del agua.

Categorías: Ciencia

Food preservatives linked to obesity and gut disease

Nature - Mér, 02/25/2015 - 22:30

Mouse study suggests that emulsifiers alter gut bacteria, leading to the inflammatory bowel condition colitis.

Nature News doi: 10.1038/nature.2015.16984

Categorías: Ciencia

Young black hole had monstrous growth spurt

Nature - Mér, 02/25/2015 - 22:30

Super-massive object found in early Universe tests theories of cosmic evolution.

Nature News doi: 10.1038/nature.2015.16989

Categorías: Ciencia

Seven days: 20–26 February 2015

Nature - Mér, 02/25/2015 - 19:24

The week in science: Head of Intergovernmental Panel on Climate Change resigns; Europe’s graphene project is on track; new killer virus discovered in United States.

Nature 518 460 doi: 10.1038/518460a

Categorías: Ciencia

Game-playing software holds lessons for neuroscience

Nature - Mér, 02/25/2015 - 19:24

DeepMind computer provides new way to investigate how the brain works.

Nature 518 465 doi: 10.1038/518465a

Categorías: Ciencia

Correction

Nature - Mér, 02/25/2015 - 19:24

Nature 518 467 doi: 10.1038/518467a

Categorías: Ciencia

A tale of two dwarf planets

Nature - Mér, 02/25/2015 - 16:22

Graphical guide to the NASA missions that will provide the first close looks at Ceres and Pluto.

Nature 518 468 doi: 10.1038/518468a

Categorías: Ciencia

Planetary science: The Pluto siblings

Nature - Mér, 02/25/2015 - 16:22

Leslie and Eliot Young have spent their lives studying Pluto. Now they are gearing up for the biggest event of their careers.

Nature 518 470 doi: 10.1038/518470a

Categorías: Ciencia

Researchers seek definition of head-trauma disorder

Nature - Mér, 02/25/2015 - 13:22

Guidelines should assist in diagnosis of brain disease seen in retired American footballers.

Nature 518 466 doi: 10.1038/518466a

Categorías: Ciencia

Neuroscience in court: The painful truth

Nature - Mér, 02/25/2015 - 13:22

Brain-scanning techniques promise to give an objective measure of whether someone is in pain, but researchers question whether they are reliable enough for the courtroom.

Nature 518 474 doi: 10.1038/518474a

Categorías: Ciencia

Francis Crick Institute raises alarm about train line

Nature - Mér, 02/25/2015 - 10:22

London biomedical powerhouse fears that proposed route will disrupt delicate science experiments.

Nature 518 464 doi: 10.1038/518464a

Categorías: Ciencia

Sonidos maternos para los prematuros

Investigación y Ciencia - Mér, 02/25/2015 - 00:00

Los latidos del corazón y la voz de la madre promueven el desarrollo cerebral de los niños nacidos antes de las 37 semanas de gestación.

Categorías: Ciencia

Focus on political Islamic groups to boost science

Nature - Mar, 02/24/2015 - 19:07

For science to realize its potential in the Muslim world, attitudes need to change at a societal level, not just an individual one, says Dyna Rochmyaningsih.

Nature 518 457 doi: 10.1038/518457a

Categorías: Ciencia

Páxinas

Subscribirse a IGACIENCIA lector de novas