I love to learn about stuff, creamy stuff, time travel, like it's possible if someone creates a spaceship the speed of light and go some distance away and come back, what might feel like a day, is actually 100 years on earth thus time travel, it's possible for backwards travel, but that deals with dimensions, look at this genius https://m.youtube.com/watch?v=eGguwYPC32I and to scare you https://m.youtube.com/watch?v=M4M6wlBjU38