Just as in the NHL, if an Olympic game is tied after 60 minutes, there will be overtime and a possible shootout. But there are differences in rules.

The NBA has a new format for the All-Star Game, which means a whole new set of rules for overtime.

A study exploring the mechanisms behind why cognitive performance improves in response to exercise, has found that dopamine plays a key role. A study exploring the mechanisms behind why cognitive ...

A controversy brewed on Friday when Sweden’s men’s curling team accused Canada’s Marc Kennedy of breaking rules for how he was throwing the rock down the ice. But what are those rules? And what are ...

Professional boxing in the United States operates under the Unified Rules of Boxing, established by the Association of Boxing Commissions (ABC). Those ...