Movies and television shows have explored time travel often—it's a fascinating concept with nearly endless possibilities for storytelling, so it's no wonder writers return to it time and time again.

Back to the Future remains one of the most influential sci-fi movies ever, and some wonderful TV shows share its best traits.

Humanity has a loaded relationship with time. There are moments we desperately wish to go back to the past and relive those glory days, just like some of us wish we could see a glimpse of the future ...

Add Yahoo as a preferred source to see more of our stories on Google. Across seven decades, time travel TV has continually reinvented itself—sometimes educational, sometimes comedic, sometimes ...