Rules Explained

How extra innings work in baseball and why a runner now starts on second base — the ghost runner rule explained simply.

What the designated hitter rule actually does, where it came from, and why it still divides baseball fans today.

What is a balk in baseball? A plain-English guide to the rule, why it exists, and the most common ways pitchers commit one.

The strike zone isn’t a fixed box — it’s tied to each hitter’s stance. Here’s how it’s defined and called.

Confused by the infield fly rule? Here’s a plain-English breakdown of what it means, when it applies, and why it exists.