Archive: 10/01/2007

Beyond a 'speed limit' on mutations, species risk extinction

Harvard University scientists have identified a virtual "speed limit" on the rate of molecular evolution in organisms, and the magic number appears to be 6 mutations per genome per generation -- a level beyond which species ...

dateOct 01, 2007 in
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Genes influence people's economic choices

An international team of researchers including an MIT graduate student has demonstrated for the first time that genes exert influence on people's behavior in a very common experimental economic game.

dateOct 01, 2007 in Other
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Lunar Outpost Plans Taking Shape

NASA's blueprints for an outpost on the moon are shaping up. The agency's Lunar Architecture Team has been hard at work, looking at concepts for habitation, rovers, and space suits.

dateOct 01, 2007 in Space Exploration
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Shuttle Discovery at Launch Pad

With space shuttle Discovery now at its launch pad at NASA's Kennedy Space Center, the next major milestone for the upcoming STS-120 mission is a full launch dress rehearsal.

dateOct 01, 2007 in Space Exploration
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New particles get a mass boost

A sophisticated, new analysis has revealed that the next frontier in particle physics is farther away than once thought. New forms of matter not predicted by the Standard Model of particle physics are most likely twice as ...

dateOct 01, 2007 in General Physics
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Watermarks for mobile television

For centuries, watermarks have protected written documents from forgery. Now their digital brothers are to prevent videos from being released in the Internet before their television premieres. Electronic watermarks ...

dateOct 01, 2007 in Other
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Laser joining of solar cells

A single solar cell produces a relatively low output – it’s a case of strength in numbers. Tiny strips of metal are used to link cells together. If the laser soldering temperature is too high, the solder ...

dateOct 01, 2007 in Engineering
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Asking the Boss for a Raise

Waiting until your boss is in a good mood to ask for a raise may be a popular strategy, but what if the boss knows you know she is a good mood?

dateOct 01, 2007 in Other
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