Are you interested in Monkey D. Luffy’s Gear 4 transformations in One Piece? While you’ve witnessed his Gear 5 debut in the 2022 movie “One Piece Film Red,” let’s rewind: when does Luffy use Gear 4?

In search of golf’s most interesting new gear, I attended Demo Day at Orange County National’s superlative 360-degree range. I usually try out some of the new clubs but this year it was so ...

Atherton Bikes is working on a 3D-printed DH prototype that could shake up one of the first bikes they ever made – a new gearbox-driven A.200.G. There aren’t many are now quite a few more concrete ...

While bicycle gearboxes date back to at least the 1920s, they’re relatively unseen in bike racing. One exception is Honda’s race-winning mid-drive gearboxes, and [Alee Denham] gives us a look ...