World Explained · Football technology
How semi-automated offside worked at the 2026 World Cup
The system combined optical tracking, 3D player models and faster alerts, but human officials still decided whether an offside position became an offence.
Curiosity Desk category
Football technology
Every published story filed under Football technology, newest first. Each one passed the same source, image and editorial checks.
1 published storyNewest first
Explore Football technology
Original writingEvery story is written for this publication.
Sources you can openFactual stories link to primary or authoritative material.
Clear correctionsMaterial errors are fixed and explained.