A computerized system that calls balls and strikes is being tested during Major League Baseball spring training exhibition games.

The spring equinox is one of only two times a year when the sun shines on both northern and southern hemispheres equally.

A computerized system that calls balls and strikes is being tested during MLB spring training exhibition games starting Thursday.

TAMPA, Fla. — A computerized system that calls balls and strikes is being tested during Major League Baseball spring training exhibition games starting Thursday after four years of experiments in the ...

A computerized system that calls balls and strikes is being tested during Major League Baseball spring training exhibition games starting Thursday after four years of experiments in the minor leagues.

Starting in 2024, MLB focused testing on a challenge system in which the human umpire makes each original call. Data from the spring training test could cause MLB to make alterations to the system ...