After players complained about the Jabulani ball used at the 2010 South Africa World Cup, Adidas went back to the drawing board. Physicist John Eric Goff explains how they built a better soccer ball.
John Eric Goff
"Goaltending is a normal job, sure. How would you like it in your job if every time you made a small mistake, a red light went on over your desk and 15,000 people stood up and yelled at you?" –Jacques Plante