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Stephen Sekula (steve)'s status on Wednesday, 29-Mar-2017 09:22:51 EDT Stephen Sekula
From Twitter https://twitter.com/drsekula:
RT @chandraxray: 72 galaxy cluster collisions: #DarkMatter mapped post-collision by looking at gravitational effects.⦠https://twitter.com/i/web/status/846705081353408512 https://chirp.cooleysekula.net/attachment/26715