Rick and Morty creators Dan Harmon & Justin Roiland have long stated their aversion to time travel, despite their series’ often cynical copulation with sci-fi concepts found in literature and ...

The grandfather paradox is a potential logical problem in which a time traveler could go back in time and erase their own existence. Closed timelike curves, or paths through spacetime that lead to the ...

Tourists of time all know one rule: never change the past. Whether it's preventing your own conception or handing the blueprints to a time machine to a younger version of yourself, generating a ...

Time travel has fascinated humanity for generations, but it's long been dismissed as impossible due to the "grandfather paradox." This thought experiment poses a mind-bending question: what happens if ...

Time travel might seem like nothing more than science fiction, but scientists actually say that isn't the case at all. Time travel could actually be possible with wormholes and other mechanics.

Those series that have pulled out time travel in recent years often find the toy a little cumbersome. (See: Russian Doll and Loki). The Umbrella Academy, which spent Season 2 in the 1960s, returns ...