From finger signs to encrypted audio, MLB's on-field communication system is a century-old secret language still shaping ...

Major League Baseball has a new entry in the lexicon of sports replay hand signals: A couple pats on the head.

Every moment of any major sporting event can be dissected in high-definition these days, meaning officials and umpires ...

The rise of video replay in sports has led to the development of unique sign language, including new gestures in MLB. This ...