RT @AmirAminiMD: I wanted to understand the problem with the space-time background dependence of the supersymmetric string theory.
So I ta… 7 hours ago
RT @kentindell: Given today’s dawning realisation by British politicians that Brexit puts the UK in an impossible situation, it’s time to t… 11 hours ago
RT @TheAtlantic: LA's richest neighborhoods have vaccination rates lower than the poorest parts of Africa, reports Olga Khazan https://t.co…13 hours ago
November 21, 2013
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