RT @Space_Reddit: A century after Albert Einstein proposed that gravity could bend light, astronomers now rely on galaxies or even cl… https://t.co/49nWJekovH

A century after Albert Einstein proposed that gravity could bend light, astronomers now rely on galaxies or even cl… https://t.co/49nWJekovH

— Reddit Space (@Space_Reddit) December 28, 2015

from Twitter https://twitter.com/iPhoneMaster13

December 28, 2015 at 12:39AM
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