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Found on BoingBoing (2009-07-27 15:24:12 UTC), Twitter (2009-11-16 01:21:10 UTC), and Delicious (2009-12-17 02:41:19 UTC), and added by Ronen Fucking Verbit (2009-11-08 01:13:20 UTC), Chris Menning (2009-11-08 01:49:31 UTC), Mark Smith (2009-11-09 01:14:24 UTC), Nasef Arafat (2009-11-10 09:42:21 UTC), Alex (2009-11-10 14:15:04 UTC), agrossov (2009-12-02 18:54:09 UTC), and Atis Polmanis (2009-12-23 20:58:22 UTC).

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Added 2009-07-27 15:24:11 UTC — last updated 2012-02-04 12:04:23 UTC

Message Board for the CUBE Movies: cubexboard.proboards74.com World famous astronomer and astrophysicist, the great Carl Sagan, explains the 4th dimension. (More…)

Message Board for the CUBE Movies: cubexboard.proboards74.com World famous astronomer and astrophysicist, the great Carl Sagan, explains the 4th dimension.

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