Winter X Games Tricks: Are There Physical Limits?

Dan PetersonCorrespondent IJanuary 21, 2009

At last year's Winter X Games, snowboarder Shaun White snatched the gold medal with a run which included the first 1260-degree spin (three and a half rotations) in X Games history (see video here). A few nights before, Levi LeValle won gold in the Snowmobile Freestyle with tricks that included a full backwards flip.

As the snow daredevils arrive in Aspen this week for the 2009 version of Winter X, how will they take it to the next level? And is there a physics-based limit to their spins and flips?  Read on...