Aug 23, 2011; Arlington, TX, USA; Hats and gloves from the Boston Red Sox team near the edge of the dugout before the game against the Texas Rangers at Rangers Ballpark. Mandatory Credit: Kevin Jairaj ...

Baseball's rules are always evolving and, within the last two decades, we've seen some major changes to the game. There was the introduction of instant replay in 2008 (and the expansion of instant ...

A check-swing challenge system requires an objective cutoff point. The threshold is whether the bat head breaks a 45° angle relative to the handle (essentially aligning with the opposite base line).

Major League Baseball's experiment of a robot umpire technology system allowing challenges to checked swing calls is moving up from Class A to Triple-A. MLB will also test moving second base slightly ...

The Boston Red Sox lost to the Cincinnati Reds in extra innings on Saturday, and a controversial check swing call on Trevor Story played a role. In the eighth inning, Story came up to hit with two ...