Mark McGwire was one of the most feared sluggers in the game during his career. In 1998, the home run chase between McGwire and Sammy Sosa helped baseball recover from the 1994 strike. But, when a reporter found a bottle containing andro in McGwire's locker, some chinks in his armor began to emerge. [more inside]
posted by reenum on Nov 6, 2009 - 61 comments

Barry Bonds has broken the all-time record with the benefit of a controversial technological revolution in the game, derided by traditionalists: The Maple Baseball Bat. Using technology and woodworking techniques pioneered by Sam Bat, Bonds helped develop and popularize the bats that are just as responsible for the advent of the Juiced Ball Era as, well, the other thing.
posted by Slap*Happy on Aug 7, 2007 - 192 comments

The four greatest home run hitters of all-time: A video analysis of their swings. The top ten swings of 2006 and more from swingtraining.net. More on the mechanics of crushing baseballs from The Batter's Eye. The Physics of Baseball highlights an academic paper studying "optimum baseball bat swing parameters for maximum range trajectories", or more to the point, "How to Hit Home Runs" (warning, last link is PDF).
posted by edverb on Aug 4, 2007 - 42 comments