The practice of identifying baseball players by number was started by the Yankees in 1929.
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There is a growing sport in Berlin and London called Chess Boxing. Players alternate between a round of chess and a round of boxing until one is declared winner either by checkmate, KO, or technical stoppage.
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The household wrench was invented by boxing heavyweight champion Jack Johnson in 1922.
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Babe Ruth wore No. 3 because he batted third.
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Boxer Wladimir Klitshko auctioned his Olympic gold medal to raise money for underprivileged Ukrainian children. He raised $1,000,000. The buyer immediately returned the medal to Wladimir as he wanted it to remain in the Klitschko family.
4
In England, there's a phenomenon called the "half-time kettle effect" where power use surges at half-time during England's matches in the World Cup as everyone turns on their tea kettles at the same time.
3
Cheetahs were raced at Romford greyhound stadium in 1937!
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