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

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

Every four years, there's going to be a surprising amount of pushback against the offside rule in soccer (world football). Those who turn on the World Cup and are mostly new to the game will be ...

The ball goes into the net, the crowd cheers, but then the assistant referee's flag goes up. The celebrations end. What happened? The play was offside. Offside is one of soccer's most important ...

Offside is one of those rules that constantly draws attention because of how inconsistently it gets reviewed. Plus, there are ...

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 ...

As the World Cup approaches, one of soccer’s most elusive phrases will pop up again and again on televisions across the country. You’ve heard it, you may claim to understand it, but what exactly is ...