I bought Z-Coils in the midst of an existential crisis. A month after increasing my testosterone dose, I felt acutely uncomfortable in my skin. My clothes felt wrong, like bad disguises—femme clothes ...

The possibilities of spring-loaded footwear were not lost on Wile E. Coyote. In his futile attempts to bag that blur-footed, trash-beeping Road Runner, he didn't mind strapping a pair of Acme coils to ...

Spring-loaded walk modes have long been used in splitboarding hardboots. Could this tech soon find its way onto tele boots? Telemark skiers have been skiing in walk mode for years. For the uninitiated ...