Time travel is deterministic and locally free, a paper says —resolving an age-old paradox. This follows research observing ...

I have read in many forums and scientific journals about time travel and traveling instantaneously from one point in space to another. How can this ever be posible? From my understanding and im no ...

But is time travel really possible in our universe, or is it just science fiction? Our modern understanding of time and causality comes from general relativity.

Scientists say that time travel really is possible and that there are already time travellers walking amongst us, but it isn't like what you might see in the movies.

Alana C., age 12, Queens, New York Have you ever dreamed of traveling through time, like characters do in science fiction movies? For centuries, the concept of time travel has captivated people’s ...

Is it possible to travel through time? The short answer is that you are, and you are doing it now as you speed into the future at an amazing pace of one second per second. Whether you're wishing ...

Time seems to have an "arrow," whereas the spatial dimensions are ambidextrous. Given the unity between time and space, it leads to the obvious question: Is time travel, of any sort, possible?

Paradoxes may well make time travel impossible, but an unbreachable physical obstacle is yet to be found.

The concept of time travel has always captured the imagination of physicists and laypersons alike. But is it really possible? Of course it is. We’re doing it right now, aren’t we? We are all ...

Time seems to have an "arrow," whereas the spatial dimensions are ambidextrous. Given the unity between time and space, it leads to the obvious question: Is time travel, of any sort, possible?