RT @PopSci: Despite many challenges to @AlbertEinstein's theory of relativity, it stands 100 years later https://t.co/ctHfhh7cbJ https://t.co/zmlTfxpgF3

Despite many challenges to @AlbertEinstein's theory of relativity, it stands 100 years later https://t.co/ctHfhh7cbJ http://pic.twitter.com/zmlTfxpgF3

— Popular Science (@PopSci) November 23, 2015

from Twitter https://twitter.com/iPhoneMaster13

November 23, 2015 at 05:13PM
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