Goals at this year's World Cup are on a record pace, with the Guardian noting that games are averaging 2.94 tallies apiece so far. That's the most in the modern era, well ahead of the 2.69 in the 2022 tournament. A number of factors appear to be at play, but one of the more interesting ones focuses on the ball itself. The tournament's official ball is called the Trionda, made by Adidas, and it's "as fast as a cannonball," says Austrian coach Ralf Rangnick, per the AP.
FIFA's description of the Trionda notes that it was designed with deep seams for "optimal in-flight stability," and coaches and players say it's been flying at goalies at high speeds. The ball also has "better grip to help striking and dribbling in wet or humid conditions," per the AP. The Athletic did a deep dive into the science behind the Trionda, with nuggets like this: "Notably, the Trionda consists of only four panels, which are thermally bonded together. It's the fewest panels ever for a World Cup ball and five times fewer than the version used at the previous edition of the tournament in 2022."
The Trionda has another odd feature that has nothing to do with its speed, notes ESPN: Each ball needs to be charged before games because the Trionda is a fully "connected" ball packed with a sensor that beams out real-time data, feeding into offside calls and offering a firehose of stats. For the record, charging one takes about 2.5 hours. As for what else might be contributing to the high scoring, the Guardian notes that the expanded 48-team first round has likely allowed in teams weaker on defense.