But that's not what the World Cup balls look like. So, what's going on? First things first, you want a soccer ball to be as ... they expected it to. So, in 2010, Adidas compensated by adding ...

Norton's previous analysis of men's World Cup soccer finals games from 1966-2010, so ultimately took in ... distances and speed of ball movement and 3) passing rates relative to play time and ...

Uruguay legend and former Manchester United forward Diego Forlan wrote his name into World Cup history by mastering the quirks of an adidas ball that Luis Fabiano had labelled "very weird".