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Equipment

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

The recent marathon world record highlights a useful way for parents to exercise.

Chris Gorski, Editor

The amateur playing with reigning Masters champ Jordan Spieth relies on physics knowledge and a unique set of clubs.

Peter Gwynne, Contributor

A new polymer material reduces the force of collisions.

Marsha Lewis, Contributing Producer

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