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Nature of Universe is a science book for the lay reader, by Shashank Shrivastav, tracing the development of ideas in physics. It was originally published in 2018 by amazon also publish in.

Book's point of view
The main Target of the book is to give a outline view of complex topics in physics.his one particular oversimplified version aims to bring confidence in readers of all age groups. iven By avoiding numericals and any derivations ,we can make it look simple and can bring out interest in reader. once,the readers are done reading ,there will definitely be a small anxiety to further know about equations mathematical applications of the given topics.Thus the book becomes sucessfull in creating Confidence and anxiety, required to overcome the belief that physics is a difficult subject.

Contents
The book has ten chapters: 1.	Theory of relativity............................... 4 2.	Quantum Theory.................................. 9 3.	String theory......................................... 28 4.	10 Dimensions of reality....................... 35 5.	Big bang theory................................... 47 6.	Black holes........................................... 53 7.	Worm holes.......................................... 68 8.	Shape of universe................................. 72 9.	Fermi paradox...................................... 78 10.	World before big bang..................... 88