Offside is one of soccer’s most confusing rules, but the basic idea is simple once you know what referees are looking for.

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

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 ...

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 ...

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 ...

The English Premier League is giving offside calls a (semi) automated upgrade. The new system revamps arguably the most controversial rule in sports. First introduced back in 1863, the offside law ...

This World Cup has prompted some questions we simply can’t answer for you. Can anyone stop Messi? Does Merlin the duck like ...

The delayed offside flag could almost become a thing of the past after Fifa unveiled new technology to be used at the 2026 World Cup.