Equipment

A proposal intended to limit the length of drives by reducing the maximum club length from 48 inches to 46 inches has drawn criticism from professional players.
Peter Gwynne, Contributor
It may be time for at least one of the sports to leave trees behind and move to a material that's technically a grass.
Brian Owens, Contributor
A recent rule change has given golfers a conundrum and a new analysis reveals how complicated the decision is.
Peter Gwynne, Contributor
A conversation with Kathleen Bachynski, the author of a new history of youth tackle football.
Chris Gorski, Editor
Panel of experts says there is not enough evidence to give solid recommendations on many youth sports safety issues.
Chris Gorski, Editor
Researchers found that when we fall from different heights, our bodies move differently to absorb the impact.
Yuen Yiu, Staff Writer
When it comes to scoring a goal, soccer ball design is crucial to a player's success.
Rodrigo Pérez Ortega, Contributor
Goal-line technology and a “VARification” system could reduce the number of controversial refereeing incidents during the tournament in Russia.
Peter Gwynne, Contributor
Aerodynamic experts suggest that Adidas' Telstar 18 should fly true and be less controversial than balls from past tournaments.
Marcus Woo, Contributor
When it comes to reducing ankle injuries, high-tops aren't as important as you might think.
Marcus Woo, Contributor
The goals of a major push for football helmet safety should bring improvements, but the overall results remain unpredictable.
Chris Gorski, Editor
Scientists utilize fluid dynamics to optimize fins for shredding the gnar.
Olivia Trani, Contributor