Grandfather paradox which deduce that time-travel to past is not possible. Grandfather paradox is a paradox which is created when a person goes back in past and kills his own biological grandfather.But i believe that this act will not affect his identity,and even his grandfather or father of his time.. How?? Now, let’s take an analogous example..We know that it takes 8 minutes for a light from sun to reach the earth. And if somehow the sun vanishes, then the earth will still revolve around the expected point for 8 minutes.?Now let’s go to the main core..Assume that there’s a star of mass infinite kg,Read More →