Thread: EduTube
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Old 12-30-2011, 09:23 PM
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ceptimus ceptimus is offline
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Default Re: EduTube
Max Tegmark. He explains why he thinks we are alone in the universe.

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Thanks, from:
But (12-31-2011), Crumb (12-31-2011), naturalist.atheist (01-01-2012)
 
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