Calvin Murray doesn't need a calendar to know when it's March 24. Once his phone starts buzzing and doesn't stop, the former major league outfielder knows exactly what day it is. It happened again ...

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. Subscribe to read this story ad-free Get ...

After years of testing in the minor leagues and spring training, baseball’s new Automated Ball-Strike challenge system has finally arrived in the majors. For the first time, big league players have ...

Robo-umps have arrived. Kinda. Beginning this season, Major League Baseball will use the ABS (short for automated balls and strikes) challenge system, so it's not full robo-umps, but there is now a ...