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Students of Kolkata creates Guinness World Records with largest astrophysics assemble

On the first day of India International Science Festival (IISF- 2019), the Guinness World Records for the largest astrophysics lesson (45 minutes) and assembly of spectroscopes was successfully achieved at the Science City in Kolkata with the participation of over 1,598 students. A small personal model of advanced spectroscopes can easily be made by anyone using ..