Pitch Drop Time Lapse 2 years to date
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Video Source: www.youtube.com/watch?v=UZKZF7FNh_0
The world's longest running experiment, the Pitch Drop - Time lapse April 2012 - April 2014. After more than 13 years, the ninth drop has now collided with the eight in the bottom of the beaker. See what happens next at http://theninthwatch.com
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