Have you ever been ice skating in Florida? How do they keep the ice from melting? And how do they get the lines and the logos into the ice for a hockey game?
Every few years or so, a new type of extreme sport pops up for those people who want to live (and play) close to the edge. Sometimes, that involves jumping out of planes, rolling down hills in giant balls or taking pogo sticks to the next level. Test how extreme your knowledge of these fringe sports is with the extreme sports quiz. See more »
Splat! You're hit -- covered in brightly colored paint. Who shot you? Your friend, who was tracking you silently from tree to tree. Who came up with this game, sport or phenomenon we call paintball? Many trace its origins to military training -- are they right? See more »