But today we will talk about The Grandfather Paradox which is related to time travel, And prevents us from traveling in the past. But it is very tricky to understand about past time travelling. I.e, going back in time to kill your grandfather or grandmother prevents your birth. One of the premises of the grandfather paradox in time travel is that of inconsistency. He has a time machine. What if you killed your grandfather when he was a child? But, The Doctor was seen talking about the Bootstrap Paradox. Hell yeah, he even told us to Google it without giving the solution. So, moving that into the grandfather paradox, after this time traveler kills his grandfather he does not cease to exist like Marty Mcfly in back to the future, he simply moves himself into an alternate universe in which he had gone back in time and killed his grandfather. How we can go to the past?

thescienceexplorer.com/universe/watch-solution-grandfather-paradox Theoretically we can go in our future by some techniques, like explained in Twins Paradox. There may not be any "best" solution for the grandfather paradox for we at present cannot test the consistency of each and every solution put forward. Now, the Bootstrap Paradox.

The GrandFather Paradox Explained → GrandFather Paradox : By the way, there are many paradoxes in our universe.

Or if we can go to the past, what can we do? The Grandfather Paradox arises when something traveling back in time creates inconsistencies that contradict the timeline’s history.The most common cited example of this time travel paradox involves a person traveling to the past and killing their own grandfather, thereby making their own birth impossible. The solution is simple, going back in time makes YOU either your your grandfather himself, grandmother, their siblings, their parents, their children (of whom some may be your parents) or their in-laws. As far as we know, time only moves in one direction – forward – but if you could loop back to visit the universe at an earlier point in time, a famous paradox arises. And also it is simple to understand about the future time travelling.

The grandfather paradox is a paradox of time travel in which inconsistencies emerge through changing the past. Many scientists are of the opinion that we can travel in time in future but not in past.

The Grandfather paradox is one of the most notable paradoxes of time travelling.

In his own words: So there's this man. Would he then hop back into his time machine and return to his old present it would not be the one he left. Even if you try to find the solution of Grandfather paradox, It may get worst and worst. Then your father or mother wouldn’t have been born, so you… Read More »Solution to the Grandfather Paradox When there are concept of multiple timelines, it's not really a big problem.