Inside the Sport of Speed Stacking Where Competitors Stack Cups as Fast as Possible

Vox reporter Phil Edwards goes inside the sport of speed stacking where competitors stack cups into different patterns as fast as possible. The sport originated in a Boys & Girls Club in California in the 1980s and continues to gain popularity as stackers fight for the best times.

Sport stacking, cup stacking, speed stacking — whatever you call it, this sport is mesmerizing to watch.