No one has yet managed to travel through time – at least to our knowledge – but the question of whether or not such a feat would be theoretically possible continues to fascinate scientists. It's a ...

Time travel is deterministic and locally free, a paper says—resolving an age-old paradox. This follows research observing that the present is not changed by a time-traveling qubit. It’s still not very ...

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 is one of the most captivating tropes in science fiction, inspiring countless stories of adventures through the ...

In a peer-reviewed paper, a scientist says he has mathematically proven the physical feasibility of a specific kind of time travel. The paper appears in Classical and Quantum Gravity. Germain Tobar ...