By A Mystery Man Writer
NASA tested out the World Cup 2014 and gave it a pair of thumbs up, saying that it's a marked improvement over 2010's Jabulani
Telstar to Jabulani to Brazuca: Evolution of World Cup Final Ball, News, Scores, Highlights, Stats, and Rumors
Why is football round? - Quora
Brazuca - Team sports
The science behind the World Cup ball
Adidas unveils new World Cup ball, the Brazuca
Why is football round? - Quora
What's the Best World Cup Ball?
What's Up With That: Why So Many People Lose It Over the World Cup Ball's Design
Brazuca behind World Cup goal spree?
NASA Turns World Cup into Lesson in Aerodynamics - NASA
Jabulani Wallpapers - Wallpaper Cave
What's the Best World Cup Ball?
NASA Turns World Cup into Lesson in Aerodynamics - NASA