The thought experiment “The Paradox of Time Travel” considers these contradictions and possible outcomes if we could move ...

A negative measurement of duration has added a new level of strangeness. In the car analogy, Tony Soprano is spending less ...

Christopher Nolan’s sci-fi epic Interstellar is filled with excellent time travel mechanics, which unfortunately open the ...

A physicist believes he may have solved the notorious "grandfather paradox", suggesting that time travel to the past may not be ruled out by this particular branch of physics. First off ...

A scientist creates a time machine and kills their younger self to see what would happen. And that self-obsessed, misanthrope, mad genius of a scientist is Tim Travers. And the universe was bad ...

One of Albert Einstein's greatest insights was realizing that time is relative. It speeds up or slows down depending on how fast one thing is moving relative to something else. How much does it ...

Anderson's time-travel mystery, 'The Expert of Subtle Revisions,' explores the way history is affected by how it is told and who does the telling.

Scientists found that glass molecules shift unpredictably—essentially "reversing" time at a microscopic level. Another 2023 study confirmed time only moves forward in the universe—so don’t ...