The key to making a cricket ball swing is to cause a pressure difference betwe Cricket Ball Swing. The Electronic Telegraph carries daily news and opinion from the UK and around the world.
Nothing is straight in the wobbly theory of swing.
In cricket, bowlers like to polish one side of the cricket ball so they have one smooth side and one rough side. This is supposed to help make the cricket ball swing. Since there have been recent controversies over ball-tampering in international cricket, the subject of how a ball is made to swing has been of considerable interest.