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NancyLebovitz comments on Open Thread March 28 - April 3 , 2016 - Less Wrong Discussion

7 Post author: Clarity 28 March 2016 02:06AM

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Comment author: NancyLebovitz 02 April 2016 05:23:19PM 4 points [-]

The moon may be why earth has a magnetic field. If it takes a big moon to have a life-protecting magnetic field, this presumably affects the Fermi paradox.