Here’s what you’ll learn when you read this story:Time travel is deterministic and locally free, a paper says—resolving an age-old paradox. In a peer-reviewed paper, a scientist says he has mathematically proven the physical feasibility of a specific kind of time travel. This is a paradox, an inconsistency that often leads people to think that time travel cannot occur in our universe. It would mean you can time travel, but you cannot do anything that would cause a paradox to occur." Related Story The Universe Could Have 3 Dimensions of TimeTobar explains in the statement:“In the coronavirus patient zero example, you might try and stop patient zero from becoming infected, but in doing so you would catch the virus and become patient zero, or someone else would.