If traveling into the past is possible, one way to do it might be sending people through tunnels in space. by raggio5 via Pixabay Have you ever dreamed of traveling through time, like characters do in ...

Limitless Space Institute compares the travel time of spacecraft propelled by nuclear power to that of imaginative fusion ...

Star Trek has many episodes about time travel, but ones like "Time's Arrow" and "Trials and Tribble-ations" are among the ...

Cosmic speed limits can be a major inconvenience but they've rarely stopped science fiction in its tracks. When it comes to space travel, Albert Einstein's theory of relativity is a major ...

Outlander: Blood of my Blood is doubling down on the franchise's time travel. The highly anticipated prequel to the Outlander series, which debuts Aug. 8 on Starz, ripped a hole in the time-space ...

When it comes to the future of space travel, nothing exceeds like excess. Pulsar Fusion hopes to demonstrate that axiom with its planned Sunbird nuclear fusion rocket, which is designed to travel at ...