From 1969-87, the strike zone went from the batter's armpits to the top of the knees. This strike zone was implemented, along with the lowering of the mound from 15 inches to 10 inches, in response to ...

For more than a century, baseball’s home plate umpires have called a ball or a strike based on interpretation of a vague, loosely defined strike zone. The subjective calls decided at-bats, games, ...

Over the years, college baseball has continuously shifted its game to look more like the professional league. Technology ...

MLB's Automated Ball-Strike Challenge System (ABS) is here. Learn more about the history of baseball's strike zone and the evolution of ABS.