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Submission + - Increasing Solar Efficiency to 66% 3

dptalia writes: Scientists at the University of Texas have discovered a way to up solar cell's efficiency to about 66%. Using quantum dot technology the scientists can capture the sun's energy that is transmitted as heat, which could dramatically change solar technology.
Encryption

A 1941 Paper-and-Pencil Cipher 75

Schneier's blog links to a photo of a 68-year-old code being employed in wartime, with a plausible explanation of what is going on in it. (The photo is from the Life Magazine archive we discussed when it went live.) "What you see here is a photo that never should have been allowed to be taken, and one which provides an amazing, one-of-a-kind glimpse into the world of WWII espionage and counter-espionage. As far as I can tell, what is shown in this picture is an FBI agent in New York encrypting a message, passed from 'DUNN'... through Sebold, prior to transmitting that message to Germany via shortwave radio. ... [T]his appears to be real cryptology at work."

Comment Pooh! (Score 1) 322

Completely off-topic (label it so if it pleases you), but I didn't get this story in first. Darn anonymous coward :-P I 'spect the PS3'll be the last console to launch stateside.

US Government Studies Open Source Quality 165

anadgouda writes "US Department of Homeland Security has released a report on open source quality in an effort to study the security of open source. 31 popular open source packages were studied as part of this effort. From the article: 'Coverity's report, Stacking up the LAMP stack: a study of open source quality, was produced as part of a $1.24m, three-year DHS Science and Technology Directorate effort to evaluate and improve the security of open source.'"

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