Parallel Universe: A Way to Travel in Time

From the past centuries understanding our universe is brainstorming task, many scientists explained their ways and derived the laws of physics for understanding our universe but till now these laws are modifying. In modern times, a new theory suggests that apart from our universe there are another universes that are separated from our universe which can be identical to our universe. In this paper we are going to explain the facts behind our universe and our identical parallel universe, using a portal to travel in time with some modified concepts.