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Friday, January 27, 2012

ScienceDaily: Top Technology News

ScienceDaily: Top Technology News


NASA's Kepler announces 11 new planetary systems hosting 26 planets

Posted: 26 Jan 2012 12:59 PM PST

NASA's Kepler mission has discovered 11 new planetary systems hosting 26 confirmed planets. These discoveries nearly double the number of verified Kepler planets and triple the number of stars known to have more than one planet that transits, or passes in front of, the star. Such systems will help astronomers better understand how planets form.

How seawater could corrode nuclear fuel

Posted: 26 Jan 2012 12:21 PM PST

Japan used seawater to cool nuclear fuel at the stricken Fukushima-Daiichi nuclear plant after the tsunami in March 2011 -- and that was probably the best action to take at the time, say experts. But researchers have since discovered a new way in which seawater can corrode nuclear fuel, forming uranium compounds that could potentially travel long distances, either in solution or as very small particles.

Rap music powers rhythmic action of medical sensor

Posted: 26 Jan 2012 12:21 PM PST

The driving bass rhythm of rap music can be harnessed to power a new type of miniature medical sensor designed to be implanted in the body.

Graphene: Supermaterial goes superpermeable

Posted: 26 Jan 2012 07:06 AM PST

Wonder material graphene has revealed another of its extraordinary properties Scientists have now found that it is superpermeable with respect to water. Graphene is one of the wonders of the science world, with the potential to create foldaway mobile phones, wallpaper-thin lighting panels and the next generation of aircraft. The new finding gives graphene's potential a most surprising dimension – graphene can also be used for distilling alcohol.

Microbubbles provide new boost for biofuel production

Posted: 26 Jan 2012 06:25 AM PST

A solution to the difficult issue of harvesting algae for use as a biofuel has been developed using microbubble technology.

Speed limit on the quantum highway: Physicists measure propagation velocity of quantum signals in a many-body system

Posted: 25 Jan 2012 12:15 PM PST

A quantum computer based on quantum particles instead of classical bits, can in principle outperform any classical computer. However, it still remains an open question, how fast and how efficient quantum computers really may be able to work. A critical limitation will be given by the velocity with which a quantum signal can spread within a processing unit. For the first time, a group of physicists has succeeded in observing such a process in a solid-state like system.

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