“We have built a gear train in which a light-driven gear sets the entire chain in motion,” explains lead author Gan Wang, a ...

Researchers say making the gears on a micrometer scale paves the way for the smallest on-chip motors in history.

Using laser light instead of traditional mechanics, researchers have built micro-gears that can spin, shift direction, and ...

Learn how the smallest motors in history could soon make a splash in healthcare thanks to microscopic gears that are powered ...

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.

Gears have powered the world for millennia, from clock machines to car engines. But miniaturizing them to microscopic ...

Scientists create microscopic gears powered by light, a breakthrough for chip-scale machines—promising, but still far from ...

Researchers at the University of Gothenburg have announced an interesting invention: the “smallest on-chip motor in history.” ...

Researchers have made light-powered gears on a micrometer scale. This paves the way for the smallest on-chip motors in ...

Gears are fairly straightforward way to couple rotational motion, and the physics topics required to understand them are encountered in an entry level physics classroom, not a university degree. But ...