Ian York demonstrates umpire strike zones can be tracked, contrasted and compared across baseball through scientific data analysis of PITCHf/x data.
Teams are always looking for competitive advantages. The Red Sox catcher framing with Christian Vazquez, Ryan Hanigan, & Sandy Leon may be a big one.
Why does the curveball curve? Understanding the interaction of the ball with the air can help you see when a pitcher is on his game or having a bad day.
Catcher framing is the art of converting marginal pitches that the umpire would normally call a ball, into a strike.
The fastball is the most prevalent pitch in MLB and Michael Richmond explains the physics, including backspin and Magnus force, to an effective pitch.