In a new demo released by researchers at the RAI Institute in Cambridge, Massachusetts, two robots have learned to play baseball. The machines played catch with each other and hit the balls with a bat ...

The Mexican Baseball League Banorte is stepping up to the plate ahead of MLB, shaking up the diamond: the robot umpire will call balls and strikes in real time.

MLB’s walk rate this season has reached levels hardly seen in the past seven decades, due to a smaller strike zone brought about by the game’s new ball-strike challenge system.

I’m supposed to be cool about the robot umpires. I’m supposed to say that it’s about time, that there’s nothing outlandish or improper about Major League Baseball finally implementing a review system ...

For generations, baseball has followed a simple rule. The umpire calls balls and strikes, and that call stands. That changes now. This season, Major League Baseball is introducing something that once ...

Major League Baseball announced the automated ball-strike challenge system last September, commonly referred to as “robot umpires,” which will be used in all MLB regular season and postseason games.