On the off chance that you are pondering to travel quicker than light then here you go. Your awareness can give you a chance to reach before light reach. So also with the exception of time itself nothing in the created laws of physical science which can block rearward going in time! Indeed there are such things which basically can't be measured in lab. One such thing is unrestricted affection. Investigate all the more about such complex things through the book Time Travel novel.