Recent content by ImpossibleMachine

Essentially, a time traveler wishing to change history must overcome infinite bad luck in order to do so. (Probably why so many flying saucers crash.) And why my computer was giving me so much trouble as I was trying to post this. Do you think I should delete it? (One way...

One possibility is that you can't change the past to a timeline that contradicts the one you are in. The thing preventing it is quantum randomness. If you kill your grandfather, then you don't get born and don't kill your grandfather, right? So what happens? One timeline emerged...