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

Even though it's fairly straightforward, soccer's offside rule can be confusing for casual fans. And even controversial at ...

The law governing its modern application has 45 clauses and runs to more than 1,000 words. A former Premier League referee ...

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 ...

The offside rule is one of the most fundamental principles of professional soccer. While seemingly straightforward in theory, however, it remains a consistent source of controversy and debate, often ...

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