meeting past/future versions of themselves, and even stumbling into alternate realities. So, stop the clock and check out these incredible animated time travel stories.

It's a lot like the Time Traveler game you just played. Let's try it out with a pair of pretend twins, Al and Bert, both of whom are 10 years old in their highly futuristic universe. Al's parents ...

Bartholomew created an isochronic map, a map that shows all points that are accessible in the same amount of time. Ships and railroads were the fastest modes of travel then, but relative to the ...