Video photography of races is now routinely used in international running events to provide automatic recording of the position within each race achieved by the athletes, as well as the time taken in order to check whether records have been broken. This article describes how several cameras provide the evidence that is collated using computers and…

There is an expectation that at each Olympic Games, and at other international events, new record performances will be achieved. This article describes some of the research that has been done to consider whether (as a result of human endeavour alone), records will always continue to be broken or whether there are limits to the shortest achievable…