Stop walking across a dark room to turn on the light. Install a 3-way switch and control lights from two locations.

Our list of best gifts for husbands includes top picks for guys who love to cook, adventure outdoors, and own the latest tech ...

A two-way current mirror with two BJTs and one diode that can mirror the more positive input side at its output.

Puyo Puyo Tetris 2S opens the door for friends to team up for doubles play. Hope you don't mind sharing a grid.