Gears provide two main functions in motion control systems. In power systems, they match the relatively low-speed, high-torque requirement of the load to the high-speed, low-torque, high-efficiency ...

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.

Researchers at the University of Gothenburg have made light-powered gears on a micrometer scale. This paves the way for the smallest on-chip motors in history, which can fit inside a strand of hair.

Anyone who's spent any time driving knows that semi-trucks are a fixture on American roads. Vehicles from the most popular semi-truck manufacturers covered just over 500 billion miles in 2022 alone, ...