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Almost exactly 100 years after Albert Einstein published his General Theory of Relativity, the last prediction of his beautiful theory of gravity and space-time has been confirmed observationally. On 14 September 2015 at 4:50:45 AM Eastern standard time, the LIGO experiment detected the passage of \textbf{gravitational waves}.   And how did the waves look looked  like? Dude, glassy and double-overhead!