The film *Spinning Levers* explores the fundamental mechanics of levers and gears, illustrating their role in various everyday applications and in the complex workings of a car’s transmission.

Proper gear shifting on an e-bike is essential for performance, battery efficiency, and ride comfort. Shifting gears ...

All bikes with the exception of penny-farthings are geared between the crankset and the rear wheel. Most bikes will include a range of gears, so that you can choose one appropriate to where you’re ...

If you’re new to four-wheeling then you’ve probably heard about changing gears and adding lockers. If you pictured shifting your transmission with locking boxes in the bed, that is not what we are ...

So you’ve got a sweet late-model Mustang that you’ve dumped a few mods into, but now you want to make it fly a little faster, right? One of the easiest ways to give your pony more pep in its step is ...

A new study reimagines the 3,000-year-old technology using fluids, avoiding the most annoying limitations of teeth-driven ...