CNN CNN Newsroom June 29, 2014 19:58:00
It's happening at a record pace. but are players scoring more because of the ball with funny name? >> brazuca. >> brazuca. >> reporter: adidas the maker would say nothing amusing about this year's world cup soccer ball. it's invested a great deal in researching, manufacturing, and advertising the brazuca. and experts will tell you, the effort seems to have paid off. >> it's good because i think it's more stable, it flies. >> reporter: dr. robbie mada aerodynamics engineer at nasa, studied just about every ball on the planet. >> golf balls, baseball, soccer balls, volleyballs, i think i got the...
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