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Weekend field trips on the Web

30 Jan 2010, 00:20 UTC
Weekend field trips on the Web
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Lemelson-MIT Invention Index: Teens excited about tech
Transterrestrial.com: Why Obama is a space conservative
Mail on Sunday: Subway map of the Milky Way
'Nova' on PBS: 'Ghosts of Machu Picchu'
Daily Grail: 'Evidence of the Afterlife' ...(read more)

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