Peering Inside the World Cup's Brazuca Ball (Op-Ed)

• Nikhil Gupta for Live Science June 12th, 2014
• Source: http://www.livescience.com/46299-microscopic-analysis-brazuca-world-cup-ball.html

Since 1970, Adidas has been designing new soccer balls for every World Cup, many incorporating materials and technologies that were innovative advances for their time.