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Weekend field trips on the Web

Jan. 29, 2011, 2:56 AM UTC

By Alan Boyle, Science Editor, NBC News

'Nova' on PBS: 'Making Stuff: Cleaner'
Planetary Society Blog: Butterfly on Mars
National Geographic: Explore the Egypt archives
Bad Astronomy: 'Galactica' star map? So say we all!

Alan Boyle, Science Editor, NBC News

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