One year later, the Boston Marathon was founded, and with it the popularization of long-distance running in the U.S. began. To date, the fastest a human has been recorded running is Usain Bolt's ...

Imagine the scene, around 3 million years ago in what is now east Africa. By the side of a river, an injured antelope keels ...

Whatever your level, it can always be useful to know the typical average pace for different distances from 5km to the ...

Following is a transcript of the video. Narrator: Cheetahs are the fastest land animal in the world. But did you know that humans can leave them in the dust? At least, in the long run. That's ...

Many people struggle to run a mile; others can knock out a 10K on a whim. A few brave souls take on "ultramarathons" — races longer than 26.2 miles (42.2 kilometers). But how far can a human run ...

An curved arrow pointing right. Olympic runners Usain Bolt and Wayde van Niekerk have nearly reached humankind's maximum running speed. Follow BI Video: On Twitter More from Sports Olympic runners ...