The Road to Sparta looks into Karnazes' Greek roots and spotlights the legendary runner Pheidippides
We joined Pete Kostelnick’s Run Across America for a day. Here's what it was like.
Running in the woods, you might meet something that lives there
Jeffrey James Binney finds the humor in back-of-the-pack suffering
Major calculations in a high-stakes 100-miler
Races have started to take stands against performance-enhancing drugs, but the sport is a long way from serious safeguards
An unexpectedly powerful film about tragedy and ultrarunning
These runners are laugh-out-loud funny. Follow them.
The mountain athlete on mixing trail running and rock climbing
Runners and kayakers square off. Who wins?