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Neil deGrasse Tyson @neiltyson
Kryptonite, the only cosmic substance that can harm Superman, comes in the same radiant GREEN as GreenLantern's power rings. — PolitiTweet.org
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Sat Mar 17 22:10:23 +0000 2012
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Likely AvailableNeil deGrasse Tyson @neiltyson
Kryptonite, the only cosmic substance that can harm Superman, comes in the same radiant GREEN as GreenLantern's power rings. — PolitiTweet.org