Justin Nyberg

My Cyber-Coach

What's it like to have a digital trainer? Research editor Justin Nyberg reports.

Captain Enduro

Meet mountain biker Cameron Chambers, the reigning U.S. king of pain

Happy Feet

Speed hiker Andrew Thompson stomps all over your idea of endurance athletes

Queen of the Mountain

This Spanish phenom is one of the world's best sport climbers—male or female

Going Down in History

A new documentary takes on the snowboarding revolution—and launches one of its own

The Believers

Jeb Corliss and Maria von Egidy: Wing People

Crowding Giants

The growing mob at surfing's premier big wave has tow-in veterans fearing for their lives

The Graduates

From 1996 to 2004, the U.S. Postal Service pro cycling squad, a.k.a. Lance's team, was a veritable Harvard Business School for ascendant cyclists. As lieutenants and workhorses for Armstrong during...