The introduction of the penalty flag in American football revolutionized officiating. Prior to the introduction of the penalty flag, football referees utilized a wrist-attached horn to indicate a penalty and employed a whistle to halt the gameplay.
The implementation of the 24-second shot clock in basketball added an element of time pressure, enhancing the speed and intensity of the game. This innovation prevents stalling and encourages teams to make quick decisions, leading to more dynamic and exciting matches.
The development and widespread use of helmets in sports like football and hockey have significantly improved player safety.
The evolution of the catcher's mitt in baseball transformed the game. From simple leather gloves to specialized mitts with added padding, these innovations improved catching ability and protecting catchers' hands.
Advances in golf ball design, including the use of materials like rubber and synthetic polymers, have revolutionized the sport. Prior to Haskell’s ball, golfers had played with leather balls filled with hair, leather balls filled with feathers, and gutta percha gum balls.
The introduction of the golf tee changed the game of golf by allowing players to hit the ball from an elevated position. This innovation, usually a small peg, reduces ground resistance, enabling more consistent and powerful drives and fundamentally altering the way golf is played.