Warp drives have long lived in the realm of science fiction, but the underlying physics that inspired them is very real and ...

Time travel has long been a topic of science fiction, filled with thrilling possibilities and mind-bending problems. The most famous of these problems is the "grandfather paradox". If someone travels ...

Travelers, a sci-fi series from one of the co-creators of several Stargate shows, offers a fresh take on the time travel ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

Star Trek includes several time travel episodes that are easy to follow and logically entertaining, with clear explanations and consistent timelines.