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In nature there are various pairs of observed phenomena and observingscientific techniques which are elegantly coupled with each other. A verygeneral and well known example is the fact that the metal we use to buildtelescopes were once built in stars by nuclear fusion. Hence in a fundamentalsense, stars themselves have helped us indirectly in observing them in greatdetail. In this article I mention a bit more scientifically subtle and an evenmore interesting example of such a pair which raises interesting thoughts aboutan old experiment, its beauty and relevance in a very modern tool forastronomy.

Newton's Old Bucket Experiment and the Modern Liquid Telescope