In Michael and Peter Spierig's "Predestination," every temporal thread is connected. As with most time travel narratives that ...

(The “Bootstrap Paradox.”) Could a time traveler truly influence time if their presence in the past means they’ve already time traveled? (The “Predestination Paradox.”) Could a time ...

The “predestination paradox” — which occurs when a time traveler becomes directly involved in the events he or she is trying to change — has provided the basis for such classic science fiction films ...