Archive: 01/10/2007

Researchers explain cell response to skin-damaging UV rays

It’s well known that overexposure to ultraviolet rays from the sun can cause major skin problems, ranging from skin cancer to sunburns and premature wrinkles. A tan, for example, is nature’s own UV protection and an unhealthy ...

dateOct 01, 2007 in
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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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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 are used ...

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 joint may fracture. ...

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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