The beautiful game would be very ugly if offside didn't exist. At the World Cup you'll see it often.

One hundred years ago today, at a meeting at 22 Rue de Londres, Paris, association football — soccer — changed forever. The International Football Association Board voted that Law 11 of the game, the offside law, would be altered from season 1925-26 so ...

The flag is up! We explain what that means and why one of soccer's most important rules is also one of the toughest to see live.

Soccer, otherwise known as football, is a relatively simple sport. Eleven players play on each team who, aside from the goalkeeper, can't touch the ball with their hands and must put the ball in the back of the net more times than the other team.

World Cup soccer is back again, which means one of the most controversial calls in sports is returning, as well. The offside rule has caused some of the most frustrating moments ever in soccer and is the bane of some fans’ existence. Offside is often ...

Japan's goal against Spain was a point of controversy during the 2022 World Cup Elsa/Getty Images New technology introductions at the 2026 World Cup mean officials will be able to check whether the ball has gone out of play in the buildup to a goal.

How can a player be offside when the ball has been played to them by an opposition player? You can understand why fans might be confused, especially so for West Ham's 'goal' on Tuesday night, disallowed by the VAR for offside, in their 2-1 home loss to ...

Offside is one of soccer’s most debated rules, especially when a goal is called back. A player can be in an offside position without actually committing an offside offense. The call usually depends on where the attacker is when a teammate plays the ball.