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

Essential oils diffusers are more decorative and functional than ever. These are the best essential oils diffusers of 2025, from brands like Vitruvi and NEOM.

Researchers say making the gears on a micrometer scale paves the way for the smallest on-chip motors in history. The post New teeny tiny motors can fit inside the strand of a piece of hair appeared ...