/u/Karma_Gardener's posts in /r/askscience
Does it take more energy to change the polarity of an existing magnet or magnetize something non-magnetic?
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Is there any evidence to suppport the hypothesis that Marsupials evolved their unique method of birth due to Australia being affected by a Cold climate?
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Have we ever detected anything in Outer Space that is moving at the exact same relative speed and direction as the Earth?
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