With their low center of gravity and natural ability to live fearlessly in the present, most kids are quick studies on the slackline. Just look at 14-year-old Alex Mason, who won the inaugural ...

Prompted by a $250 ticket in July, a group of slackliners is lobbying the city of Boulder to change its laws to allow the sport on public property. Slacklining, or the use of a narrow, flexible line ...