Players have praised the Nationals' new Trajekt Arc pitching machine, which some of them had asked for last season.

A holographic version of Miami Marlins starting pitcher Sandy Alcantara winds up to fire a fastball on the Trajekt ARC pitching machine Hours before the first pitch of a recent MLB game, Chicago Cubs ...

When Seattle Mariners starting pitcher Bryan Woo takes the mound this Saturday against the Texas Rangers, it won't just be another start — it will be a continuation of one of the most quietly dominant ...