Aerodynamics of the World Cup's New Ball

In the 2010 World Cup, players complained the ball was wonky, so this year has an all-new ball. NASA used smoke, lasers, and fluid boxes to test out its aerodynamics. Aside from producing some awesome photographs, the actual science is pretty cool, too. » 6/13/14 12:47pm 6/13/14 12:47pm

Behold the absolute mind-bogglery of a knuckleball in flight

MLB pitcher R.A. Dickey* slings an erratic knuckleball pitch, posing a challenge for batter and catcher alike. The ball has been colorized to highlight its almost total lack of spin, which usually serves to stabilize the ball's trajectory. » 1/05/14 10:17am 1/05/14 10:17am