Ground rule doubles were counted as home runs until 1930

The term "can of corn" (an easy-to-catch fly ball) relates to an old-time grocer's method of getting canned goods down from a high shelf by catching them in their aprons

Only one major league ballplayer has been fatally injured during a game. Cleveland Indians shortstop Ray Chapman was killed when struck in the head by a pitch on August 16, 1920

During World War II, the U.S. military designed hand grenades to the shape and size of a baseball because "any young American man should be able to properly throw it"

To help enhance grip, every baseball used in a major league game is rubbed with a particular kind of mud only found at a secret location in New Jersey

Jim Abbot, a left-handed pitcher who was born without a right hand, threw a no-hitter against the Cleveland Indians in 1993