The technology for tracking balls and strikes and challenging the human umpires behind home plate is making its Major League Baseball debut this season.

Baseball is finally here, and the largest crowd ever welcomed the Mariners back in their Cactus League opener at Peoria Stadium. Here's how the M's first game went

The San Francisco Giants are set to take some of their key players with them to their spring training opener against the Seattle Mariners.

The first baseman, who joined the Mariners just before the trade deadline in 2025, said Tucker helps lighten the team's day.

In the bottom of the 4th, newly signed slugger Nick Castellanos dove for a ball and made a very nice play at first base for the Padres.

Plenty of players will get auditions for the big leagues as the Seattle Mariners hold their 2026 Spring Training camp in Peoria, Arizona, with some notable new

Seattle Mariners insider Shannon Drayer's first impression at spring training: "It was like I was watching a different team."

When Mariners Meet on the Field, Who Will Walk Away the Winner?