Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

Researchers have discovered that it’s possible to speed up, slow down, or reverse the flow of time in a quantum system. This isn’t exactly time travel, but is instead implementing or reverting to ...

Time travel has long been a subject of fascination in science fiction, but recent scientific endeavors suggest that it might ...

The past is the final frontier. Traveling back in time isn’t necessarily science fiction, according to a new paper published in Classical and Quantum Gravity. The paper’s title, “Traversable … ...

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.

Time travel and parallel timelines almost always go hand-in-hand in science fiction, but now we have proof that they must go hand-in-hand in real science as well.

Looper ‘s time travel, in short, is a futuristic version of the East River. Though gunning down folks from the future is profitable, it comes at steep personal cost.

Time travel has been a standard of science fiction since H.G. Wells' "The Time Machine" came out in 1895, but fictional people have been hopping through time and space for hundreds of years, from ...

Bestselling science fiction author Blake Crouch, who has written extensively about time travel, said the new study seems to support what certain time travel tropes have posited all along.

Scientists are trying to figure out if time travel is even theoretically possible. If it is, it looks like it would take a whole lot more knowledge and resources than humans have now to do it.

Scientifically speaking, for time travel to exist, so must parallel timelines. This theory addresses the paradoxes that arise when studying the possibility of time travel.